CN102958443B - Medical image diagnosis device - Google Patents
Medical image diagnosis device Download PDFInfo
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- CN102958443B CN102958443B CN201180030143.1A CN201180030143A CN102958443B CN 102958443 B CN102958443 B CN 102958443B CN 201180030143 A CN201180030143 A CN 201180030143A CN 102958443 B CN102958443 B CN 102958443B
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- 238000003745 diagnosis Methods 0.000 title abstract description 5
- 230000000747 cardiac effect Effects 0.000 claims abstract description 240
- 230000006870 function Effects 0.000 claims abstract description 93
- 230000004217 heart function Effects 0.000 claims abstract description 11
- 238000005259 measurement Methods 0.000 claims description 230
- 230000002861 ventricular Effects 0.000 claims description 89
- 238000002059 diagnostic imaging Methods 0.000 claims description 28
- 238000012360 testing method Methods 0.000 claims description 25
- 238000002372 labelling Methods 0.000 claims description 20
- 230000008602 contraction Effects 0.000 claims description 6
- 230000017531 blood circulation Effects 0.000 claims description 5
- 230000002123 temporal effect Effects 0.000 claims description 3
- 238000002604 ultrasonography Methods 0.000 description 21
- 238000000034 method Methods 0.000 description 9
- 238000004458 analytical method Methods 0.000 description 8
- 239000000523 sample Substances 0.000 description 7
- 230000008014 freezing Effects 0.000 description 5
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- 238000001514 detection method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Clinical applications
- A61B8/0883—Clinical applications for diagnosis of the heart
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Clinical applications
- A61B8/0858—Clinical applications involving measuring tissue layers, e.g. skin, interfaces
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/46—Ultrasonic, sonic or infrasonic diagnostic devices with special arrangements for interfacing with the operator or the patient
- A61B8/461—Displaying means of special interest
- A61B8/463—Displaying means of special interest characterised by displaying multiple images or images and diagnostic data on one display
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/5284—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving retrospective matching to a physiological signal
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/503—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of the heart
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- Life Sciences & Earth Sciences (AREA)
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Abstract
This medical image diagnosis device has a tomographic image-measuring unit that measures data for obtaining tomographic images of the subject; a tomographic image-configuring unit that configures said tomographic images from said measured data; a measuring unit that measures cardiometric values that represent the shape of the heart in said tomographic images; a calculating unit that calculates cardiac function indicators that represent the function of the heart; and an image display unit that displays the tomographic images, cardiometric values and cardiac function indicators; and is provided with a characteristic waveform-detecting unit that detects characteristic electrocardiowaveforms detected from the subject; and a late systole- or late diastole-identifying unit that identifies late systole and late diastole using the cardiac cycle and cardiometric values for late systole and late diastole in the cardiac cycle on the basis of the characteristic waveforms measured by the cardiometric value-measuring part.
Description
Technical field
The present invention relates to the medical imaging to carry out the measurement of bio-tissue using the measurement point setting in faultage image
The diagnostic equipment and cardiac measurement value display method.
Background technology
In existing medical diagnostic imaging apparatus, operator is on the faultage image getting using mouse or tracking ball
Carry out setting measurement point etc. input unit.Then, medical diagnostic imaging apparatus measure cardiac measurement value based on the measurement point setting, and
Display cardiac measurement value.
Specifically, if operator sets multiple measurement points, the survey of medical diagnostic imaging apparatus on faultage image
Distance between amount application program measurement measurement point, the area being surrounded by multiple measurement points, volume.If in addition, operator is in tomography
Predetermined region is set on image, then measurement application program calculates the area not had in fixed predetermined region, volume.
In the case that faultage image shows that measurement point to execute measurement, carry out automatically setting the action (example of measurement point
As patent documentation 1, patent documentation 2).
Citation
Patent documentation
Patent documentation 1：Japanese Unexamined Patent Publication 2005-224465 publication
Patent documentation 2：Japanese Unexamined Patent Publication 2009-153600 publication
Content of the invention
(inventing problem to be solved)
However, in patent documentation 1 and patent documentation 2, because operator must manually set diastasiss and shrinks end
Phase, thus setting becomes complicated and parameters of left ventricular function value measurement and requires time for.
That is, still remaining following unsolved technical problems in patent documentation 1 and patent documentation 2, that is,：
Do not consider not against manual mode but diastasiss and end-systole set based on Cardiac cycle and cardiac measurement value,
And represent the parameters of left ventricular function value of cardiac function come computing using the respective cardiac measurement value of diastasiss and end-systole.
In the present invention, its object is to provide one kind to can determine diastasiss and end-systole and utilize diastasiss
Cardiac measurement value and the cardiac measurement value of end-systole come medical diagnostic imaging apparatus and the heart of computing parameters of left ventricular function value
Dirty measurement value display method.
(means for solving the problems)
In order to reach above-mentioned purpose, the present invention parses to the electrocardiographic wave detecting from subject, from the described heart
Detect signature waveform in electrograph waveform, measurement represent end-systole in the Cardiac cycle that set based on described signature waveform and
The cardiac measurement value of the form of the heart of diastasiss, determines described receipts using described cardiac measurement value and described Cardiac cycle
Contracting latter stage and described diastasiss, using the cardiac measurement value of described diastasiss and the cardiac measurement value of described end-systole Lai
Computing represents the parameters of left ventricular function value of the cardiac function of heart, shows described cardiac measurement value and described parameters of left ventricular function value.
(invention effect)
In accordance with the invention it is possible to determine diastasiss and end-systole, and the cardiac measurement value using diastasiss and receipts
The cardiac measurement value in contracting latter stage carrys out computing parameters of left ventricular function value.
Brief description
Fig. 1 is the figure being monolithically fabricated of the medical diagnostic imaging apparatus (diagnostic ultrasound equipment) representing the present invention.
Fig. 2 is the figure representing embodiments of the invention 1.
Fig. 3 is the figure representing embodiments of the invention 1.
Fig. 4 is the flow chart of the action representing embodiments of the invention 1.
Fig. 5 is the figure representing embodiments of the invention 4.
Fig. 6 is the flow chart of the action representing embodiments of the invention 4.
Fig. 7 is the figure representing embodiments of the invention 5.
Fig. 8 is the figure representing embodiments of the invention 6.
Specific embodiment
Hereinafter, illustrate to apply the medical diagnostic imaging apparatus of the present invention using accompanying drawing.
[embodiment 1]
Fig. 1 is the block diagram of the composition representing the medical diagnostic imaging apparatus applying the present invention.Here, as medical imaging
One of the diagnostic equipment and diagnostic ultrasound equipment is described.
As shown in figure 1, diagnostic ultrasound equipment possesses：Measure the measurement data of faultage image for obtaining subject
Faultage image Measurement portion 200；Constitute the faultage image constituting portion 300 of described faultage image according to described measurement data；Measurement
Represent the Measurement portion 36 (cardiac measurement value Measurement portion 100) of the cardiac measurement value of the form of heart in described faultage image etc.；
And computing represents the Measurement portion 36 (parameters of left ventricular function value operational part 108) of the parameters of left ventricular function value of the cardiac function of described heart,
Diagnostic ultrasound equipment is also equipped with：The signature waveform of the electrocardiographic wave detecting from described subject is carried out with the spy detecting etc.
Levy waveform determining section 400；And using the end-systole in the Cardiac cycle based on described signature waveform and the heart of diastasiss
Dirty measured value and described Cardiac cycle to determine that described end-systole and the end-systole of described diastasiss and diastasiss are true
Determine portion 500.
Faultage image Measurement portion 200 has：The ultrasound probe 12 using with abutting with subject 10；Visit via ultrasound wave
12 repeatedly send ultrasound wave to subject 10 sending parts 14 with vacating time interval；Ultrasonic by reflect from subject 10
The acceptance division 16 that ripple to receive as reflection echo signal；With ultrasonic transmission/reception control unit 18, it accepts operator to operating portion
40 operate and utilize the control signal (for example freezing ring off signal) from control unit 42, to control sending part 14 and acceptance division
16 alternately function as sending receive capabilities according to sending/receiving toggle frequency.
Faultage image constituting portion 300 has：Phase modulation additive operation is carried out to the reflection echo being received by acceptance division 16
Phase modulation addition portion 20；Constitute the faultage image, such as of subject 10 based on the RF signal frame data from phase modulation addition portion 20
The faultage image constituting portion 22 of black and white faultage image；The mode matching according to the display with image displaying part 26 is to from tomograph
As the faultage image data of constituting portion 22 output enters the black and white scan converter 24 of line translation.
Signature waveform determining section 400 has electrocardiographic wave test section 30 and signature waveform test section 32.
End-systole and determining section diastasiss 500 have：Cardiac cycle configuration part 34, cardiac measurement value analysis unit 102,
End-systole configuration part 104 and configuration part diastasiss 106.
Measurement portion 36 (cardiac measurement value Measurement portion 100) is directed to the faultage image selected by faultage image selector 46,
The area of the end-systole in measurement Cardiac cycle and the heart of diastasiss, volume of heart etc. represent the heart of the form of heart
Dirty measured value, this Cardiac cycle be using and actual time between the shortest (up-to-date) the 1st signature waveform of time difference and with
2nd signature waveform of the 1st signature waveform adjacent (continuous) is determining (setting).Then, Measurement portion 36 (transport by parameters of left ventricular function value
Calculation portion 108) represent the cardiac function of heart come computing using the cardiac measurement value of diastasiss and the cardiac measurement value of end-systole
Parameters of left ventricular function value.
Parameters of left ventricular function value refers to, the such as volume when the blood flow volume that each Cardiac cycle is sent is divided by diastole and
The blood flow volume that the value obtaining is ejection fraction (EF value), send in Cardiac cycle once is cardiac output, heart one
The blood flow volume that minute is sent is cardiac output etc..
Image displaying part 26 reads among phase modulation addition portion 20, faultage image constituting portion 22, black and white scan converter 24
The RF signal frame data corresponding with the faultage image selected by faultage image selector 46 or faultage image data.Image
Display part 26 reads the cardiac measurement value measured by Measurement portion 36 and parameters of left ventricular function value.Then, image displaying part 26 with disconnected
Tomographic image shows cardiac measurement value and parameters of left ventricular function value in the lump.
Here, being illustrated using Fig. 2, Fig. 3：Based on Cardiac cycle and cardiac measurement value from electrocardiographic wave really
Fixed (setting) diastasiss and end-systole, and utilize the cardiac measurement value of diastasiss and the cardiac measurement value of end-systole Lai
Computing parameters of left ventricular function value.
As shown in Fig. 2 Measurement portion 36 has：The heart of the cardiac measurement values such as the volume of the area of measurement heart or heart
Measured value Measurement portion 100；Referred to come computing cardiac function using the cardiac measurement value of diastasiss and the cardiac measurement value of end-systole
The parameters of left ventricular function value operational part 108 of scale value；And the parameters of left ventricular function that storage is calculated by parameters of left ventricular function value operational part 108
The parameters of left ventricular function value storage part 110 of value.
In addition, as shown in figure 3, showing in image displaying part 26：The heart being detected by electrocardiographic wave test section 30
Electrograph waveform 50, the faultage image 70 from black and white scan converter 24 output, the heart measured by cardiac measurement value Measurement portion 100
Dirty measured value 80, the parameters of left ventricular function value 82 being calculated by parameters of left ventricular function value operational part 106 and based on by cardiac measurement value
The cardiac measurement value curve Figure 84 of the cardiac measurement value that Measurement portion 100 is measured.
Electrocardiographic wave 50 is the waveform being detected by electrocardiographic wave test section 30, shows on electrocardiographic wave 50
The display time point labelling 52 that the moment getting faultage image 70 is indicated.Updating the situation of faultage image 70 in real time
Under, display time point labelling 52 is moved to time orientation (right direction) together with the renewal of electrocardiographic wave 50 and is shown.
Operator passes through the freezing button of press operating part 40 such that it is able to be made aobvious on image displaying part 26 by control unit 42
The faultage image 70 illustrating freezes.In the case of having freezed faultage image 70, operator is by making the tracking ball of operating portion 40
Rotation is such that it is able to make display time point labelling 52 arbitrarily mobile.Display time point labelling 52 after arbitrarily being moved is located at
The faultage image 70 that moment gets is shown on image displaying part 26.
Image displaying part 26 shows：Up-to-date reference waveform (the here being detected by signature waveform test section 32
Refer to R ripple 54) the 2nd new R ripple 56 adjacent with R ripple 54 and the adjacent with R ripple 56 the 3rd new R ripple 58.
The moment getting R ripple 54 is set to t54, the moment getting R ripple 56 is set to t56, R ripple 58 will be got
Moment is set to t58.
Cardiac cycle configuration part 34 is set based on the R ripple as the signature waveform being detected by signature waveform test section 32
Cardiac cycle A (R-R cycle), this Cardiac cycle A (R-R cycle) are using up-to-date R ripple 54 and the R ripple 56 new inferior to R ripple 54
The set cycle.The Cardiac cycle A being clamped by R ripple 54 and R ripple 56 becomes by up-to-date signature waveform and the 2nd new characteristic wave
The Cardiac cycle in 1 cycle that clevis is held.Thus, the Cardiac cycle A being clamped by R ripple 54 and R ripple 56 becomes up-to-date heartbeat week
Phase.
Cardiac cycle A in order to identify up-to-date is set by Cardiac cycle configuration part 34, with Cardiac cycle A phase
On the electrocardiographic wave 50 answered, show electrocardiographic wave labelling 60 in image displaying part 26.With regard to electrocardiographic wave labelling 60,
For example with the corresponding electrocardiographic wave of Cardiac cycle A 50 being clamped by R ripple 54 and R ripple 56 with different with electrocardiographic wave 50
Line type (thick line, dotted line etc.) display, or on electrocardiographic wave 50 corresponding with Cardiac cycle A with and electrocardiographic wave
50 different (red, blue etc.) displays of color.
Faultage image 70 is the profile image of the heart of subject 10, e.g. apex two chamber picture (A2C).In tomograph
As being provided with multiple measurement points 72 on 70.In the present embodiment, set along the inwall of the heart being shown as faultage image 70
9 measurement points 72 are determined.Region 76 is the region being surrounded by multiple measurement points 72.
Cardiac measurement value Measurement portion 100 is measured based on the pixel count comprising in region 76 is surrounded by multiple measurement points 72
The area in region 76.First, cardiac measurement value Measurement portion 100 counts to the pixel count in region 76.Cardiac measurement value is surveyed
Amount portion 100 grasps every 1mm in advance2The pixel count of left and right, carries out area conversion to the pixel count going out in region 76 inside counting, thus
The area of measured zone 76.For example, if Measurement portion 36 is in advance by every 1mm2The pixel count of left and right to be grasped as 10 pixels, then such as
The pixel count that fruit goes out in region 76 inside counting is 5000 pixels, then area is scaled 500mm2.
In addition, cardiac measurement value Measurement portion 100 measures the volume of heart using simpson's method.Simpson's method refers to,
Rectangular area will be divided into by the region 76 that multiple measurement points 72 are surrounded on longitudinally, obtain the area of rectangular area, for
Each rectangular area calculates volume, is added obtained volume by the amount of the rectangular area after segmentation, thus obtains volume
Method.
Again return to Fig. 1 unaccounted part in FIG to be described.It is also equipped with：Deposit together with the moment (temporal information)
Storage RF signal frame data or the storage part 44 of faultage image data；And the RF signal frame data being stored according to storage part 44
Or faultage image data is selecting the faultage image selector 46 of desired faultage image.
In addition, diagnostic ultrasound equipment possesses：By being installed in the hope position of subject 10, such as subject 10
The electrocardiograph of handss and foot is detecting the electrocardiographic wave test section 30 of electrocardiographic wave；Examine to by electrocardiographic wave test section 30
The electrocardiographic wave measured carries out the signature waveform test section 32 parsing and the signature waveform of electrocardiographic wave being detected；
And the Cardiac cycle configuration part 34 of Cardiac cycle is set based on the signature waveform being detected by signature waveform test section 32.
Operator manually sets multiple measurements to the faultage image showing in image displaying part 26 via operating portion 40
Point.In addition, control unit 42 tissue profile of the faultage image 70 to real-time update can also be parsed by each heartbeat, and base
Automatically set measurement point in tissue profile.Specifically although not shown, but control unit 42 has to based on Templated
The data base that the diagnosis of the tissue of subject image information is preserved.Control unit 42 by the faultage image of real-time update with
Preserve in data base is compared by Templated diagnosis image information, sets based on comparison result and according to tissue profile
Determine measurement point.For example, multiple measurement points are set along tissue profile (inner chamber of heart).
Diagnostic ultrasound equipment possesses Measurement portion 36, and this Measurement portion 36 is in the heartbeat week being set by Cardiac cycle configuration part 34
In each faultage image, the multiple measurement points setting are tracked in phase, thus utilize area, volume of heart of heart etc.
The cardiac measurement value of the cardiac measurement value of cardiac measurement value and diastasiss and end-systole represents the heart work(of heart to measure
The parameters of left ventricular function value of energy, and so that image displaying part 26 is shown.In addition, possessing：Setting measurement point etc. is carried out by operator
The operating portion 40 indicating；And to carry out the control unit 42 of the control of each element according to the instruction of operating portion 40.In operation
It is configured with portion 40：For measuring the tracking ball of positioning a little etc., the execution key for execution operation, being used for making tomograph
Freezing key that picture freezes etc..
Here, being described in detail to diagnostic ultrasound equipment.Ultrasound probe 12 arranges multiple oscillators and is formed, and has
There is the function of receiving and dispatching ultrasound wave via oscillator with subject 10.Sending part 14 has following function：Generate ultrasonic for driving
Ripple probe 12 is to produce the wave impulse of sending of ultrasound wave, and the convergence point of the ultrasound wave being sent is set in certain depth.In addition,
Acceptance division 16 has following function：For the reflection echo signal based on the ultrasound wave being received by ultrasound probe 12, to advise
Fixed gain is amplified generating RF signal i.e. by ripple signal.Phase modulation addition portion 20 has following function：Input is by acceptance division
RF signal after 16 amplifications, to carry out phase controlling, forms ultrasonic beam to generate RF signal for one or more convergence point
Frame data.
The RF signal frame data from phase modulation addition portion 20 for faultage image constituting portion 22 input are carrying out gain calibration, logarithm
The signal processing such as compression, detection, emphasizing contour, Filtering Processing, thus obtain faultage image data.In addition, black and white scan conversion
Device 24 be configured to including：The faultage image data exporting from faultage image constituting portion 22 is transformed to the A/D conversion of digital signal
Device, the frame memory carrying out the multiple faultage image datas after store transformed with time serieses and controller.The scanning of this black and white turns
The faultage image data in subject 10 that frame memory is preserved by parallel operation 24 is retrieved as image, and with image displaying part 26
The synchronous mode of television set reads accessed disconnected picture view data.
Storage part 44 is stored in the lump with the moment and is added the RF signal frame data of portion 20 output and from faultage image structure from phase modulation
One of them of the faultage image data of one-tenth portion 22 or black and white scan converter 24 output.Storage part 44 can Coutinuous store multiple
RF signal frame data or faultage image data, for example being capable of RF signal frame data in Coutinuous store 1 Cardiac cycle or disconnected
Tomographic image data.
The RF signal frame data that faultage image selector 46 is stored based on storage part 44 or faultage image data select
Select desired faultage image.Measurement portion 36 is output to by the faultage image that faultage image selector 46 is selected.
Signature waveform test section 32 parses to by the electrocardiographic wave that electrocardiographic wave test section 30 detects, and root
To detect the signature waveform occurring in each Cardiac cycle according to the shape of electrocardiographic wave.Examined by electrocardiographic wave test section 30
Its longitudinal axis voltage (potential difference) of the electrocardiographic wave measured represents, transverse axis was represented with the time.Signature waveform test section 32 utilizes
Among the electrocardiographic wave being detected by electrocardiographic wave test section 30 R ripple be maximum waveform, i.e. the voltage of R ripple maximum this
One characteristic, to detect the R ripple as signature waveform.
Specifically, signature waveform test section 32 is by the electricity of the electrocardiographic wave being detected by electrocardiographic wave test section 30
Pressure is compared with predetermined threshold value, is detected as R ripple in the case that voltage has exceeded threshold value.According to being capable of detecting when the heart
The mode of the peak value (maximum voltage) of electrograph waveform sets this threshold value.In addition, signature waveform test section 32 can also according to by
The differential value that the electrocardiographic wave that electrocardiographic wave test section 30 detects carries out differential and obtains is detecting R ripple.Additionally, at this
Although being illustrated to the example of the signature waveform that have detected R ripple in embodiment, but detected by signature waveform test section 32
Signature waveform can also be the signature waveforms such as the P ripple of electrocardiographic wave, Q ripple, S ripple, T ripple.Can be by operating portion 40 from R
The species of signature waveform being detected by signature waveform test section 32 is selected among ripple, P ripple, Q ripple, S ripple, T ripple etc..
Cardiac cycle configuration part 34 is based on appearance in each Cardiac cycle being detected by signature waveform test section 32
Setting Cardiac cycle, this Cardiac cycle is using the 1st up-to-date signature waveform and adjacent with the 1st signature waveform to signature waveform
The cycle that 2nd signature waveform sets.2nd signature waveform is the signature waveform new inferior to the 1st signature waveform.Thus, using heartbeat
Cardiac cycle set by cycle set portion 34 becomes up-to-date Cardiac cycle.
(end-systole is determined based on volume)
End-systole configuration part 104 is surveyed based on the Cardiac cycle being set by Cardiac cycle configuration part 34 with by cardiac measurement value
The parsing information of the cardiac measurement value that amount portion 100 measures is setting end-systole.End-systole refers to, such as in Cardiac cycle
When the volume of the area of interior heart or heart becomes minimum.In the present embodiment, the body that cardiac measurement value is heart is described
Long-pending situation.
Show that the change in volume that the change in volume to the heart of Cardiac cycle A is indicated is bent in image displaying part 26
Line chart 84 (cardiac measurement value curve Figure 84).Change in volume curve Figure 84 refers to that the volume of 1 Cardiac cycle of Cardiac cycle A becomes
Change.Now, the left end of change in volume curve Figure 84 corresponds to the time point of R ripple 56, and the moment is t56.Change in volume curve Figure 84's
Right-hand member corresponds to the time point of R ripple 54, and the moment is t54.
Cardiac measurement value analysis unit 102 parses to change in volume curve Figure 84 of Cardiac cycle A, determines in heartbeat week
The minimum time point (moment) of the volume of the cardiac of the volume of the heart that phase A acquires.True on change in volume curve Figure 84
It is set to the minimum time point of the volume of heart, show minimum volume time point labelling 86.Then, end-systole configuration part 104 measures from R
Time difference (ta) to the minimum time point of the volume of heart for the time point of ripple 56.Thus, the minimum time point of the volume of heart becomes
For moment (t56+ta).Then, the minimum time point of the volume of heart is to set in the moment (t56+ta) by end-systole configuration part 104
For end-systole.
Control unit 42 is by comparing the related RF signal frame data of the faultage image that storage part 44 stores or tomograph
In the moment with the end-systole being set by end-systole configuration part 104 for the moment (obtaining the moment) of picture data, image is thus made to show
Show the portion 26 display faultage image corresponding with end-systole.
Additionally, operator can utilize operating portion 40, while confirming faultage image, cardiac measurement value, from heart
Volume be changed into the moment that the minimum moment (t56+ta) plays adjustment end-systole in desired time range.For example, it is assumed that
Desired time range is 10ms, then operator adjustment can shrink end while confirming faultage image, cardiac measurement value
The moment (t56+ta ± 10ms) of phase.
(feature based waveform determines diastasiss)
On the other hand, the time point of the signature waveform (R ripple, Q ripple) of Cardiac cycle is set as relaxing by configuration part diastasiss 106
Open latter stage.Here, the time point of the R ripple 56 of Cardiac cycle A is set as diastasiss by configuration part diastasiss 106, and calculate and R
The ripple 56 corresponding moment (t56).
Control unit 42 is by comparing the related RF signal frame data of the faultage image that storage part 44 stores or tomograph
As the moment (obtaining the moment) of data and the moment of the diastasiss being set by configuration part diastasiss 106, thus enable that figure
As the display part 26 display faultage image corresponding with diastasiss.
End-systole configuration part 104 exports the moment (t56+ta) of end-systole to cardiac measurement value Measurement portion 100.The heart
Dirty measured value Measurement portion 100 selects and reads out the tomograph corresponding with the moment of end-systole using faultage image selector 46
Picture.Cardiac measurement value Measurement portion 100 using the faultage image corresponding with the moment of end-systole and tracked measurement point Lai
The cardiac measurement value of measurement end-systole.For example, cardiac measurement value Measurement portion 100 measures the volume of the heart of end-systole.
Equally, configuration part diastasiss 106 exports the moment (t56) of diastasiss to cardiac measurement value Measurement portion 100.
Cardiac measurement value Measurement portion 100 selects and reads out the tomography corresponding with the moment of diastasiss using faultage image selector 46
Image.Cardiac measurement value Measurement portion 100 is using the faultage image corresponding with the moment of diastasiss and tracked measurement point
To measure the cardiac measurement value of diastasiss.For example, cardiac measurement value Measurement portion 100 measures the volume of the heart of diastasiss.
Parameters of left ventricular function value operational part 108 reads from cardiac measurement value Measurement portion 100 and is set by end-systole configuration part 104
The cardiac measurement value of end-systole (t56+ta) and the heart of the diastasiss (t56) being set by configuration part diastasiss 106
Measured value.Parameters of left ventricular function value operational part 108 utilize the cardiac measurement value of end-systole and the cardiac measurement value of diastasiss Lai
Desired value that computing is indicated to the contractile function of heart, i.e. parameters of left ventricular function value.
Parameters of left ventricular function value operational part 108 is according to the volume of the heart corresponding with end-systole and relative with diastasiss
The volume of the heart answered carrys out computing as the ejection fraction of parameters of left ventricular function value, cardiac output, a cardiac output etc..For example,
Parameters of left ventricular function value operational part 108 penetrates blood according to the volume of the heart of end-systole and the volume of the heart of diastasiss come computing
Fraction.Ejection fraction is obtained according to the following formula of the volume of the heart employing end-systole and the volume of the heart of diastasiss.
{ formula 1 }
Ejection fraction (%)=
Volume × 100 of the heart of (volume of the heart of volume-end-systole of the heart of diastasiss)/diastasiss
In addition, parameters of left ventricular function value operational part cardiac output of 108 computing.One time cardiac output is in diastasiss
The difference of the volume of the volume of the heart of diastasiss and the heart of end-systole.Cardiac output is according to employing end-systole
The volume of heart and the following formula of volume of the heart of diastasiss obtain.
{ formula 2 }
The volume of the heart of volume-end-systole of the heart of cardiac output=diastasiss
In addition, parameters of left ventricular function value operational part 108 computing cardiac output.Cardiac output is according to the heart employing end-systole
The following formula of the volume of the heart of a dirty volume and diastasiss, i.e. cardiac output and heart rate is obtained.
{ formula 3 }
A cardiac output=heart rate × time cardiac output
=heart rate × (volume of the heart of volume-end-systole of the heart of diastasiss)
As above-mentioned, ejection fraction, cardiac output, cardiac output as Cardiac cycle A parameters of left ventricular function value and by
Parameters of left ventricular function value operational part 108 calculates.The parameters of left ventricular function value 82 that image displaying part 26 display calculates.
In addition, parameters of left ventricular function value storage part 110 stores being referred to by the cardiac function that parameters of left ventricular function value operational part 108 calculates
Scale value.Can be selected for the parameters of left ventricular function value that parameters of left ventricular function value storage part 110 is stored and by faultage image selector 46
The faultage image selected out sets up corresponding relation.
Specifically, faultage image selector 46 selects breaking in the Cardiac cycle A being set by Cardiac cycle configuration part 34
Tomographic image.Then, faultage image selector 46 reads the heart work(of the Cardiac cycle A that parameters of left ventricular function value storage part 110 is stored
Can desired value, and and faultage image corresponding with Cardiac cycle A set up corresponding relation.Then, image displaying part 26 shows by breaking
Tomographic image selector 46 establishes faultage image corresponding with Cardiac cycle A and the parameters of left ventricular function value of corresponding relation.Namely
Say, the period of the faultage image of the Cardiac cycle A that image displaying part 26 is set by Cardiac cycle configuration part 34 in display can show
Show the parameters of left ventricular function value of Cardiac cycle A.
Additionally, being not only Cardiac cycle A, in the Cardiac cycle before Cardiac cycle A similarly, image displaying part 26 exists
Show the period of the faultage image of Cardiac cycle being set by Cardiac cycle configuration part 34, the heart work(of this Cardiac cycle can be shown
Can desired value.I.e. it is capable to measure by each Cardiac cycle after freezing faultage image and to show cardiac measurement value
With parameters of left ventricular function value.
Here, the action of embodiment 1 is described using the flow chart shown in Fig. 4.
(S101)
Using the ultrasound probe 12 using with abutting with subject 10, set interval anti-and subject 10 between
Receive and dispatch ultrasound wave again, thus show the faultage image 70 of subject 10 in image displaying part 26.Show in image displaying part 26
Faultage image 70 be updated in real time.
(S102)
Operator passes through the freezing button of press operating part 40, thus making to show in image displaying part 26 by control unit 42
Faultage image 70 freeze.Show frozen faultage image 70 in image displaying part 26, and it is shown to store multiple past
Faultage image 70.
(S103)
Cardiac cycle configuration part 34 based on detected by signature waveform test section 32 in each Cardiac cycle occur
Setting Cardiac cycle, this Cardiac cycle is using the 1st up-to-date signature waveform and adjacent with the 1st signature waveform to signature waveform
Cycle set by 2nd signature waveform.
(S104)
On the faultage image that image displaying part 26 shows manually or be automatically set multiple measurement points, and in each tomography
Measurement point is followed the trail of in image.End-systole configuration part 104 is based on the Cardiac cycle being set by Cardiac cycle configuration part 34 with by the heart
The cardiac measurement value (minimum volume of heart or the minimum area of heart) that dirty measured value Measurement portion 100 is measured is setting receipts
Contracting latter stage.The signature waveform (R ripple) based on Cardiac cycle for the configuration part 106 diastasiss is setting diastasiss.
(S105)
Parameters of left ventricular function value operational part 108 is using the cardiac measurement of the end-systole being set by end-systole configuration part 104
The cardiac measurement value of value and the diastasiss being set by configuration part diastasiss 106 carrys out computing parameters of left ventricular function value.
(S106)
Image displaying part 26 shows the parameters of left ventricular function value being calculated by parameters of left ventricular function value operational part 108.
(S107)
Operator to choose whether via operating portion 40 to change the Cardiac cycle being initially set.In change Cardiac cycle
In the case of, move to S103.In S103, Cardiac cycle configuration part 34 can be by using up-to-date the 1st signature waveform (R ripple 54)
With the Cardiac cycle A set by the 2nd signature waveform (R ripple 56) adjacent with the 1st signature waveform (R ripple 54) is changed to other heartbeats
Cycle.For instance, it is possible to be changed to the Cardiac cycle being clamped by R ripple 56 and R ripple 58.In the case of not changing Cardiac cycle, knot
Bundle action.
More than, according to embodiment 1, measure the measurement data of the faultage image for obtaining subject, according to described measurement
Data, to constitute described faultage image, detects to the signature waveform of the electrocardiographic wave detecting from described subject, profit
Cardiac measurement value and described Cardiac cycle with the end-systole in the Cardiac cycle based on described signature waveform and diastasiss
To determine described end-systole and described diastasiss, measurement is to the described described end-systole determined and described diastasiss
Faultage image in heart the cardiac measurement value that is indicated of form, computing represents the cardiac function of the cardiac function of described heart
Desired value, shows described faultage image, described cardiac measurement value and described parameters of left ventricular function value, it is possible to determining end-diastolic
Phase and end-systole, and the cardiac measurement value of the cardiac measurement value using diastasiss and end-systole is come computing parameters of left ventricular function
Value.
In addition, with regard to the special-effect of embodiment 1, because volume of heart etc. can be utilized, based on Cardiac cycle and the heart
Dirty measured value is setting diastasiss and end-systole, and the heart of the cardiac measurement value using diastasiss and end-systole is surveyed
Value carrys out computing parameters of left ventricular function value it is thus possible to improve the efficiency of the routine work of operator.
[embodiment 2]
(end-systole is determined based on time point)
Here, illustrating to embodiment 2.Difference from Example 1 is：End-systole configuration part 104 is surveyed in advance
The volume from the moment of signature waveform to heart for the amount is changed into the time difference the minimum moment, and sets the receipts in Cardiac cycle
Contracting latter stage.
The change in volume curve to 1 Cardiac cycle acquiring before Cardiac cycle A for the cardiac measurement value analysis unit 102
Figure is parsed, and determines the minimum time point of the volume of the cardiac of the volume of heart obtaining in 1 Cardiac cycle.Shrink end
Phase configuration part 104 measures the time difference being changed into the minimum moment from the moment of signature waveform (R ripple 58) to the volume of heart
(tb).
End-systole configuration part 104 based on the minimum time point of the volume from the time point of signature waveform (R ripple 56) to heart is
Time difference (tb) only, carrys out the moment (t56+tb) corresponding to time point of the volume minimum of heart in computing Cardiac cycle A.By
This, the time point that the volume of heart is minimum is presumed to the moment (t56+tb).Then, end-systole configuration part 104 is by the body of heart
Long-pending minimum time point is the moment (t56+tb) to be set as end-systole.
Parameters of left ventricular function value operational part 108 reads by end-systole configuration part 104 among cardiac measurement value Measurement portion 100
The cardiac measurement value of end-systole (t56+tb) that sets and diastasiss (t56) of being set by configuration part diastasiss 106
Cardiac measurement value.Parameters of left ventricular function value operational part 108 utilizes the cardiac measurement value of end-systole and the cardiac measurement of diastasiss
Value comes desired value that computing is indicated, i.e. parameters of left ventricular function value to the contractile function of heart.
More than, according to embodiment 2, can Cardiac cycle based on heart and volume setting end-systole, and using relaxing
The cardiac measurement value of the cardiac measurement value and end-systole of opening latter stage carrys out computing parameters of left ventricular function value.
[embodiment 3]
(end-systole is determined based on heart sound)
Here, illustrating to embodiment 3.It is with embodiment 1,2 differences：End-systole configuration part 104 is based on
Setting end-systole, the heart sound based on subject 10 for the configuration part 106 diastasiss is setting end-diastolic for the heart sound of subject 10
Phase.
1 sound in heart sound is produced sound during atrioventricular valves (A V valves) closure when the ventricular systole of heart, represents diastasiss.
2 sounds in heart sound are produced sounds during arterial valve closure when the ventricular diastole of heart, represent end-systole.
Cardiac measurement value Measurement portion 100 for example utilizes known phonocardiograph to measure the heart sound of subject 10.Then, heart is surveyed
Value analysis unit 102 parses to measured heart sound, 1 sound in detection heart sound, 2 sounds.
Diastasiss by cardiac measurement value analysis unit 102, configuration part 106 will detect that the time point of 1 sound is set as end-diastolic
Phase.Diastasiss, configuration part 106 calculated the moment corresponding with the time point of diastasiss.Control unit 42 passes through to compare storage part 44
The RF signal frame data being stored or the moment of faultage image data and the diastasiss set by configuration part diastasiss 106
Moment such that it is able to make image displaying part 26 show the faultage image corresponding with diastasiss.
By cardiac measurement value analysis unit 102, end-systole configuration part 104 will detect that the time point of 2 sounds is set as shrinking end
Phase.End-systole configuration part 104 calculates the moment corresponding with the time point of end-systole.Control unit 42 passes through to compare storage part 44
The RF signal frame data being stored or the moment of faultage image data and the end-systole set by end-systole configuration part 104
Moment such that it is able to make image displaying part 26 show the faultage image corresponding with end-systole.
Parameters of left ventricular function value operational part 108 reads by end-systole configuration part 104 among cardiac measurement value Measurement portion 100
The cardiac measurement value of end-systole (the measurement moment of 2 sounds) setting and the diastasiss being set by configuration part diastasiss 106
The cardiac measurement value in (the measurement moment of 1 sound).Parameters of left ventricular function value operational part 108 utilizes the cardiac measurement value of end-systole and relaxes
The cardiac measurement value in latter stage comes desired value that computing is indicated, i.e. parameters of left ventricular function value to the contractile function of heart.
Additionally, although set diastasiss and the receipts of heart using electrocardiographic wave, heart sound etc. in embodiment 1～3
Contracting latter stage, but may be based on Doppler or M-mode to set diastasiss and end-systole.For example, under M-mode, pass through
Measurement heart left room end-systole diameter so as to measure in end-systole, by measure heart left room end-diastolic
Phase diameter is so as to measure in diastasiss.
More than, according to embodiment 3, end-systole, and the cardiac measurement using diastasiss can be set using heart sound
The cardiac measurement value of value and end-systole carrys out computing parameters of left ventricular function value.
[embodiment 4]
(can be chosen)
Here, using Fig. 5, Fig. 6, embodiment 4 is illustrated.It is with embodiment 1～3 difference：Possess to
The setup parameter of the end-systole of the diastasiss of the heart disclosed in above-described embodiment 1～3 and heart carries out the selection of selection
Portion (120,122,124,130,134).
With regard to end-systole, the setting based on volume described in embodiment 1, the base described in embodiment 2 can be selected
In the setup parameter based on heart sound described in the setting of time point and embodiment 3.In image displaying part 26, as contraction
Latter stage setup parameter and show that volume settings button 120, time point set button 122 and heart sound and set button 124.Operator borrows
Help operating portion 40 can select the setup parameter of the end-systole of heart.In Figure 5, volume button 120 is chosen.For making operation
Person grasps volume button 120 and is chosen this situation, selected volume button 120 is carried out with highlighted process etc. and emphasizes to locate
Reason.
Fig. 6 illustrates the flow chart that the selection action of the end-systole to embodiment 4 is indicated.Flow process shown in Fig. 4
Carry out this selection action in the S104 of figure.
(S201)
First, operator selects the setup parameter of end-systole among volume, time point, heart sound by operating portion 40.
(S202)
S201 have selected in the case of being set using volume, control unit 42 sets according to the volume using heart
The mode determining end-systole indicates to each element.
(S203)
Cardiac measurement value analysis unit 102 parses to change in volume curve Figure 84 of 1 Cardiac cycle, determines 1
The volume of the cardiac of the volume of heart obtaining in Cardiac cycle is changed into the minimum moment.End-systole configuration part 104 will be obtained
The moment obtaining minimum volume is set as end-systole.
(S204)
S201 have selected in the case of carrying out not determining using time point, control unit 42 sets contraction according to using time point
The mode in latter stage indicates to each element.
(S205)
The change in volume curve to 1 Cardiac cycle obtaining before this Cardiac cycle for the cardiac measurement value analysis unit 102
Figure is parsed, and determines the minimum time point of the volume of heart among the volume of the heart that 1 Cardiac cycle obtains.End-systole
Configuration part 104 is based on the time difference the minimum time point of the volume from the time point of R ripple to heart come in this Cardiac cycle of computing
Heart volume minimum moment corresponding to time point, and this moment is set as end-systole.
(S206)
S201 have selected in the case of being set using heart sound, control unit 42 sets contraction according to using heart sound
The mode in latter stage indicates to each element.
(S207)
The time point being measured 2 sounds by heart sound Measurement portion is set as end-systole by end-systole configuration part 104.End-systole
Configuration part 104 calculates the moment corresponding with the time point of end-systole, and this moment is set as end-systole.
With regard to diastasiss similarly, can select the setting of feature based waveform (R ripple) described in embodiment 1, with
And the setup parameter based on heart sound described in embodiment 3.In image displaying part 26, show as setup parameter diastasiss
Show that signature waveform sets button 130, heart sound sets button 134.Operator can select setting of diastasiss by operating portion 40
Determine parameter.
Further, since what the selection action of diastasiss and the selection action to the end-systole shown in Fig. 6 were indicated
Flow chart is same, thus omits the description.
More than, according to embodiment 4, the diastasiss of heart and the setting ginseng of end-systole can be selected due to operator
Number is it is thus possible to carry out the setting being most suitable for diagnosing.
[embodiment 5]
(correction flow process)
Here, being illustrated to embodiment 5 using Fig. 7.It is with embodiment 1～4 difference：Parameters of left ventricular function value is transported
The parameters of left ventricular function value of the section based on multiple faultage images for calculation portion 108 computing.
Fig. 7 illustrates the flow process that the action of the parameters of left ventricular function value of the section to computing based on multiple faultage images is indicated
Figure.Carry out this action in the S104 of the flow chart shown in Fig. 4.
(S301)
First, whether suitably operator confirms faultage image and parameters of left ventricular function value, is chosen whether using operating portion 40
Suitably.For example, with regard to faultage image, it is confirmed whether to set measurement point, whether tracked.With regard to parameters of left ventricular function value, confirm
Whether calculate the abnormal parameters of left ventricular function value that generally will not calculate.In the case that operator is chosen as suitably, terminate
Action.
(S302)
Operator be chosen as unsuitable in the case of, operator makes ultrasound probe 12 in rotary moving, according to apex
The mode that four chamber pictures (A4C) become apex two chamber picture (A2C) switches faultage image.In addition, according to apex two chamber picture (A2C)
The mode becoming apex four chamber picture (A4C) switches faultage image.Additionally, the apex four chamber picture (A4C) being switched and the apex of the heart
The faultage image of portion two chamber picture (A2C) can read from storage part 44.
(S303)
The faultage image being switched for section, sets diastasiss and end-systole.Action due to S303～S305
Same with the S104～S106 shown in Fig. 4, thus the description thereof will be omitted.
Image displaying part 26 is respectively indicated as apex two chamber picture (A2C) and the apex four chamber picture (A4C) of different sections
Cardiac measurement value and parameters of left ventricular function value.
In addition, though not illustrating, but also can read RF signal frame data or the tomography that storage part 44 is stored
View data, makes the faultage image of apex four chamber picture (A4C) show together with the faultage image 70 of apex two chamber picture (A2C)
In image displaying part 26.When the faultage image of display apex four chamber picture (A4C), by making by apex four chamber picture
(A4C) signature waveform obtaining and the signature waveform being obtained by apex two chamber picture (A2C) are consistent, thus can also be with the apex of the heart
The Cardiac cycle of the faultage image 70 of portion two chamber picture (A2C) is as one man shown.
According to embodiment 5, can select to be suitable to the faultage image of the section of diagnosis, union parameters of left ventricular function value.
[embodiment 6]
(setting ROI again)
Here, being illustrated to embodiment 6 using Fig. 8.It is with embodiment 1～5 difference：For with diastasiss
Corresponding faultage image or faultage image corresponding with end-systole, measure cardiac measurement by cardiac measurement value Measurement portion 100
Value, or parameters of left ventricular function value is measured by parameters of left ventricular function value operational part 108.
As shown in figure 8, image displaying part 26 reduces the RF signal frame number showing that storage part 44 is stored in temporal sequence
According to or faultage image data.The RF signal frame data or faultage image data of reduced display show：Represent and relax
The labelling 150 diastasiss in latter stage, represent end-systole end-systole labelling 152 and with display time point labelling 52
The corresponding picture display labelling 154 of time point.
Control unit 42 pass through to compare the RF signal frame data that stored of storage part 44 or faultage image data moment and
The moment of the end-systole being set by end-systole configuration part 104, the diastasiss being set by configuration part diastasiss 106 when
Carve, moment of the display time point of the faultage image that shows of image displaying part 26 such that it is able to set labelling diastasiss 150,
End-systole labelling 152, picture display labelling 154.
In addition, showing end-systole button 160 and of the faultage image reading end-systole in image displaying part 26
Read the button 162 diastasiss of the faultage image of diastasiss.If operator presses end-systole button 160, control unit
Moment of the 42 comparison RF signal frame data that stored of storage parts 44 or faultage image data and by end-systole configuration part 104
The moment of the end-systole setting is such that it is able to make image displaying part 26 show and end-systole by faultage image selector 46
Corresponding faultage image 70.The faultage image 70 corresponding with end-systole is break corresponding with end-systole labelling 152
Tomographic image.
Control unit 42 parses to the tissue profile of the faultage image 70 corresponding with end-systole, based on tissue profile
Automatically to the faultage image 70 setting measurement point corresponding with end-systole.With regard to automatically to faultage image setting measurement point
Situation, due to carrying out explanation in embodiment 1, thus here the description thereof will be omitted.Additionally, operator also can be by
The faultage image 70 corresponding with end-systole that operating portion 40 manually shows to image displaying part 26 sets multiple measurements
Point.
The cardiac measurement value Measurement portion 100 of Measurement portion 36 is based on the contraction end with regard to being selected by faultage image selector 46
The faultage image of phase and multiple measurement points of new settings, to measure the hearts such as the area of the heart of end-systole, the volume of heart
Measured value.Then, the parameters of left ventricular function value operational part 108 of Measurement portion 36 utilizes cardiac measurement value and the end-systole of end-systole
The cardiac measurement value of the diastasiss in the Cardiac cycle being located carrys out computing parameters of left ventricular function value.
If in addition, operator's pressing button diastasiss 162, control unit 42 passes through to compare the RF that storage part 44 is stored
The moment of signal frame data or faultage image data and the moment of the diastasiss being set by configuration part diastasiss 106, energy
Enough make image displaying part 26 by the faultage image selector 46 display faultage image 70 corresponding with diastasiss.With end-diastolic
Phase corresponding faultage image 70 is the faultage image corresponding with labelling diastasiss 150.
Control unit 42 also can parse to the tissue profile of the faultage image 70 corresponding with diastole, based on tissue shape
Shape is automatically to the faultage image 70 setting measurement point corresponding with diastasiss.Additionally, operator also can be by operating portion
40 faultage images 70 corresponding with diastasiss manually image displaying part 26 being shown set multiple measurement points.
The cardiac measurement value Measurement portion 100 of Measurement portion 36 is based on the end-diastolic with regard to being selected by faultage image selector 46
The faultage image of phase and multiple measurement points of new settings, to measure the hearts such as the area of the heart of diastasiss, the volume of heart
Measured value.Then, the parameters of left ventricular function value operational part 108 of Measurement portion 36 utilizes cardiac measurement value and the diastasiss of diastasiss
The cardiac measurement value of the end-systole in the Cardiac cycle being located carrys out computing parameters of left ventricular function value.
According to embodiment 6, show the faultage image 70 corresponding with end-systole and diastasiss, to this faultage image 70
Set measurement point again.Thus, even if in the case of the tracking that each faultage image has inadequately been carried out with measurement point,
The measurement of cardiac measurement value and parameters of left ventricular function value can correctly be carried out.
In addition, various embodiments of the present invention illustrate diagnostic ultrasound equipment by way of illustration, but if will be ultrasonic
The aliquot replacement of the faultage image Measurement portion 200 of the ripple diagnostic equipment becomes the X-ray of the receiving and transmitting part of MRI device, X ray CT device to produce
Raw system, detecting system, then the present invention can also be applied to MRI device, X ray CT device.
Symbol description
10- subject；12- ultrasound probe；14- sending part；16- acceptance division；18- ultrasonic transmission/reception control unit；20- adjusts
Addition portion；22- faultage image constituting portion；24- black and white scan converter；26- image displaying part；30- electrocardiographic wave detects
Portion；32- signature waveform test section；34- Cardiac cycle configuration part；36- Measurement portion；40- operating portion；42- control unit；200- tomography
Image measurement portion；300- faultage image constituting portion；400- signature waveform determining section；500- end-systole and diastasiss determine
Portion.
Claims (14)
1. a kind of medical diagnostic imaging apparatus are it is characterised in that possess：
Faultage image Measurement portion, it measures the measurement data of the faultage image for obtaining subject；
Faultage image constituting portion, it constitutes described faultage image according to described measurement data；
Faultage image selector, its RF signal frame data being stored according to the storage part or faultage image data phase to select
The faultage image hoped；
Cardiac measurement value Measurement portion, it is directed to the faultage image selected by described faultage image selector, and measurement represents described
The cardiac measurement value of the form of the heart in faultage image；
Parameters of left ventricular function value operational part, its computing represents the parameters of left ventricular function value of the cardiac function of described heart；
Image displaying part, it shows described faultage image, described cardiac measurement value and described parameters of left ventricular function value；
Signature waveform test section, it detects to the signature waveform of the electrocardiographic wave detecting from described subject；With
End-systole and determining section diastasiss, it utilizes by the measurement of described cardiac measurement value Measurement portion based on described characteristic wave
The cardiac measurement value of the end-systole in the Cardiac cycle of shape and diastasiss and described Cardiac cycle, to determine described receipts
Contracting latter stage and described diastasiss,
Described image display part shows the faultage image corresponding with described end-systole and described diastasiss,
Described medical diagnostic imaging apparatus possess the behaviour for manually this faultage image is set with multiple measurement points by operator
Make portion and the control unit to be controlled according to the instruction of described operating portion,
Described medical diagnostic imaging apparatus possess the unit that the faultage image to display in described image display part switches over, institute
State end-systole and determining section diastasiss is directed to the faultage image after this switching and sets diastasiss and end-systole, and institute
State image displaying part to be directed to different sections to show cardiac measurement value and parameters of left ventricular function value,
Described image display part also to reduce display RF signal frame data or faultage image data in temporal sequence, reduces at this
Show in the RF signal frame data of display or faultage image data：Represent labelling diastasiss of diastasiss, represent and receive
The end-systole labelling in contracting latter stage and the picture display labelling corresponding with the time point of display time point labelling,
If operator presses the end-systole button showing in described image display part, control unit compares storage part and is stored
RF signal frame data or the moment of faultage image data and the moment of the end-systole being set by end-systole configuration part, from
And make image displaying part show the faultage image corresponding with end-systole by faultage image selector,
The tissue profile of the control unit pair faultage image corresponding with end-systole parses, automatically right based on tissue profile
The faultage image setting measurement point corresponding with end-systole, multiple measurements based on new settings for the described cardiac measurement value Measurement portion
Point measuring the cardiac measurement value of end-systole, described parameters of left ventricular function value operational part utilize end-systole cardiac measurement value and
The cardiac measurement value of the diastasiss in the Cardiac cycle that end-systole is located carrys out computing parameters of left ventricular function value,
If operator presses button diastasiss showing in described image display part, control unit passes through to compare storage part institute
Storage RF signal frame data or faultage image data moment and by the diastasiss that diastasiss, configuration part set when
Carve, so that image displaying part shows the faultage image corresponding with diastasiss by faultage image selector,
The tissue profile of the control unit pair faultage image corresponding with diastasiss parses, automatically right based on tissue profile
The faultage image setting measurement point corresponding with diastasiss, multiple measurements based on new settings for the described cardiac measurement value Measurement portion
Point measuring the cardiac measurement value of diastasiss, described parameters of left ventricular function value operational part utilize diastasiss cardiac measurement value and
The cardiac measurement value of the end-systole in the Cardiac cycle that diastasiss are located carrys out computing parameters of left ventricular function value.
2. medical diagnostic imaging apparatus according to claim 1 it is characterised in that
Described cardiac measurement value Measurement portion adopts the area of heart, wherein the one of the volume of heart for described cardiac measurement value
Individual.
3. medical diagnostic imaging apparatus according to claim 1 it is characterised in that
Described parameters of left ventricular function value operational part is sent using ejection fraction, in Cardiac cycle once for described parameters of left ventricular function value
The blood flow volume going out is cardiac output, a heart is kinemic one of in the blood flow volume that a minute sends.
4. medical diagnostic imaging apparatus according to claim 1 it is characterised in that
Described parameters of left ventricular function value operational part according to the volume of the heart corresponding with described end-systole and with described end-diastolic
The volume of phase corresponding heart carrys out parameters of left ventricular function value described in computing.
5. medical diagnostic imaging apparatus according to claim 1 it is characterised in that
Described end-systole and determining section diastasiss, when described signature waveform is set to the reference waveform comprising R ripple, utilize
The cardiac measurement value of the end-systole in Cardiac cycle based on described reference waveform and the week of the heartbeat based on described reference waveform
Phase determines described end-systole.
6. medical diagnostic imaging apparatus according to claim 5 it is characterised in that
Described end-systole and determining section diastasiss calculate the heart obtaining in the Cardiac cycle based on described reference waveform
The volume of the cardiac of volume be changed into minimum time point, and by the volume of described heart be changed into minimum time point be defined as described
End-systole.
7. medical diagnostic imaging apparatus according to claim 5 it is characterised in that
The volume that described end-systole and determining section diastasiss measure in advance from the moment of described reference waveform to heart is changed into
Time difference till the minimum moment, determines the described end-systole in the Cardiac cycle based on described reference waveform.
8. medical diagnostic imaging apparatus according to claim 5 it is characterised in that
The described end-systole and determining section diastasiss heart sound based on described subject is determining described end-systole.
9. medical diagnostic imaging apparatus according to claim 1 it is characterised in that
Described end-systole and determining section diastasiss are based on described signature waveform or heart sound and determine described diastasiss.
10. medical diagnostic imaging apparatus according to claim 1 it is characterised in that
Described medical diagnostic imaging apparatus are also equipped with：Described storage part, it is by the RF signal frame number related to described faultage image
According to or faultage image data store together with the moment,
Described control unit is to the moment of described RF signal frame data or faultage image data and by described end-systole and diastole
The moment of described end-systole that latter stage determining section is determined or the moment of described diastasiss compare,
Described image display part show the described faultage image corresponding with described end-systole or with phase described diastasiss
Corresponding described faultage image.
11. medical diagnostic imaging apparatus according to claim 10 it is characterised in that
The period of described image display part described faultage image of the Cardiac cycle based on described signature waveform in display, display should
The described parameters of left ventricular function value of Cardiac cycle.
12. medical diagnostic imaging apparatus according to claim 10 it is characterised in that
Described cardiac measurement value Measurement portion be directed to by described end-systole and described diastole that diastasiss, determining section was determined
Latter stage accordingly described faultage image or with by described end-systole and diastasiss, determining section was determined described contraction end
Phase accordingly described faultage image measuring cardiac measurement value,
Described parameters of left ventricular function value operational part be directed to described faultage image corresponding with described diastasiss or with described contraction
Latter stage, described faultage image carried out computing parameters of left ventricular function value accordingly.
13. medical diagnostic imaging apparatus according to claim 1 it is characterised in that
Described medical diagnostic imaging apparatus are also equipped with the setup parameter of described diastasiss and described end-systole is selected
Selector.
14. medical diagnostic imaging apparatus according to claim 1 it is characterised in that
The described parameters of left ventricular function value of the section based on multiple described faultage images for the described parameters of left ventricular function value operational part computing.
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| JP2010-183535 | 2010-08-19 | ||
| JP2010183535 | 2010-08-19 | ||
| PCT/JP2011/067189 WO2012023399A1 (en) | 2010-08-19 | 2011-07-28 | Medical image diagnosis device and method for displaying cardiometry values |
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| CN102958443A CN102958443A (en) | 2013-03-06 |
| CN102958443B true CN102958443B (en) | 2017-02-08 |
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| JP (1) | JPWO2012023399A1 (en) |
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| JP6430558B2 (en) * | 2012-03-30 | 2018-11-28 | キヤノンメディカルシステムズ株式会社 | Ultrasonic diagnostic apparatus, image processing apparatus, and image processing method |
| JP6132614B2 (en) * | 2012-03-30 | 2017-05-24 | 東芝メディカルシステムズ株式会社 | Ultrasonic diagnostic apparatus, image processing apparatus, and image processing method |
| JP6377364B2 (en) * | 2014-02-19 | 2018-08-22 | ローランドディー．ジー．株式会社 | Computer program for modeling a model using a three-dimensional modeling apparatus and a three-dimensional modeling system including the computer program |
| JP6687336B2 (en) | 2015-06-17 | 2020-04-22 | キヤノンメディカルシステムズ株式会社 | Ultrasonic diagnostic device and control program |
| CN110176294A (en) * | 2019-05-31 | 2019-08-27 | 数坤（北京）网络科技有限公司 | A kind of dispatching method, device and the readable storage medium storing program for executing of blood vessel CTA image data |
| CN111402242B8 (en) * | 2020-03-20 | 2021-01-19 | 乐清市智格电子科技有限公司 | Medical image refinement processing system and method |
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| CN1819798A (en) * | 2004-05-31 | 2006-08-16 | 株式会社东芝 | Ultrasonograph, ultrasonic image processing device, and ultrasonic image processing method |
| CN1989910A (en) * | 2005-12-27 | 2007-07-04 | 株式会社东芝 | Ultrasonic image processing apparatus and control program thereof |
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| JPH1099328A (en) * | 1996-09-26 | 1998-04-21 | Toshiba Corp | Image processor and image processing method |
| JP3689627B2 (en) * | 2000-09-19 | 2005-08-31 | アロカ株式会社 | Ultrasonic image processing device |
| US6447454B1 (en) * | 2000-12-07 | 2002-09-10 | Koninklijke Philips Electronics N.V. | Acquisition, analysis and display of ultrasonic diagnostic cardiac images |
| US7775978B2 (en) * | 2005-03-09 | 2010-08-17 | Siemens Medical Solutions Usa, Inc. | Cyclical information determination with medical diagnostic ultrasound |
| JP4206107B2 (en) * | 2006-07-05 | 2009-01-07 | アロカ株式会社 | Ultrasonic diagnostic equipment |
| JP5619347B2 (en) * | 2007-12-20 | 2014-11-05 | 東芝メディカルシステムズ株式会社 | Ultrasonic diagnostic apparatus, ultrasonic image analysis apparatus, and ultrasonic image analysis program |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1819798A (en) * | 2004-05-31 | 2006-08-16 | 株式会社东芝 | Ultrasonograph, ultrasonic image processing device, and ultrasonic image processing method |
| CN1989910A (en) * | 2005-12-27 | 2007-07-04 | 株式会社东芝 | Ultrasonic image processing apparatus and control program thereof |
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| WO2012023399A1 (en) | 2012-02-23 |
| CN102958443A (en) | 2013-03-06 |
| JPWO2012023399A1 (en) | 2013-10-28 |
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