CN212281376U - X-ray machine - Google Patents
X-ray machine Download PDFInfo
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- CN212281376U CN212281376U CN202020543155.0U CN202020543155U CN212281376U CN 212281376 U CN212281376 U CN 212281376U CN 202020543155 U CN202020543155 U CN 202020543155U CN 212281376 U CN212281376 U CN 212281376U
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Abstract
The utility model discloses an X-ray machine, include: the X-ray source assembly can be lifted and can rotate around a rotating shaft vertical to the first upright column; the second upright column and the first flat panel detector can be arranged on the second upright column in a lifting manner; the second flat panel detector and the first upright post can move along the length direction of the photography bed; the control device is connected with the first flat panel detector and the second flat panel detector and is used for obtaining a fault fusion image of the inspection target according to the detection signal of the first flat panel detector or the second flat panel detector; during standing detection, the X-ray source assembly and the first flat panel detector synchronously move in the opposite direction, and the X-ray source assembly rotates to enable the first flat panel detector to obtain a projection image of an inspection target; during horizontal detection, the first upright post and the second flat panel detector synchronously move in the opposite direction, and the X-ray source assembly rotates to enable the second flat panel detector to obtain a projection image of an inspection target. The X-ray machine has high diagnosis precision.
Description
Technical Field
The utility model relates to the technical field of medical equipment, more specifically say, relate to an X-ray production apparatus.
Background
In the field of medical imaging technology, DR systems and CT are commonly used, and medical images are displayed in the form of digital images by computer technology.
However, since the DR system obtains two-dimensional overlapped images, there are slice overlapping and external artifacts, and the accuracy and precision of lesion detection are low, which easily causes missed diagnosis or misdiagnosis.
However, CT has a large detection radiation dose and a low spatial resolution, and CT is prone to generate artifacts in the detection of a metal implant region in a human body, which affects the diagnostic accuracy.
Therefore, how to provide an X-ray machine capable of improving the diagnosis accuracy is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to an X-ray machine with high diagnostic accuracy.
In order to achieve the above object, the present invention provides the following technical solutions:
an X-ray machine comprising:
the X-ray source assembly can rotate around a rotating shaft vertical to the first upright column;
the second upright post and the first flat panel detector are arranged on the second upright post in a lifting manner;
the second flat panel detector and the first upright post can move along the length direction of the photography bed;
the control device is connected with the first flat panel detector and the second flat panel detector and is used for obtaining a fault fusion image of an inspection target according to a detection signal of the first flat panel detector or the second flat panel detector;
when an examiner stands beside the second upright column for examination, the X-ray source assembly and the first flat panel detector synchronously move in opposite directions, and the X-ray source assembly rotates around the rotating shaft, so that the X-ray source assembly rotates around an examination target, and the first flat panel detector obtains a projection image of the examination target;
when an examiner lies on the photographic bed for examination, the first upright post and the second flat panel detector synchronously move in opposite directions, and the X-ray source assembly rotates around the rotating shaft, so that the X-ray source assembly rotates around an examination object as a center, and the second flat panel detector obtains a projection image of the examination object.
Preferably, the first upright column is slidably connected with a first lifting movement mechanism, and the X-ray source assembly is connected with the first lifting movement mechanism through a rotating mechanism.
Preferably, the first upright post is slidably connected with the upright post moving seat.
Preferably, the photography couch includes:
the bed body frame is used for bearing;
and the second flat plate detector is arranged in the first box.
Preferably, the photography couch further comprises a couch surface on which an examinee lies, and the couch surface is movably disposed on the couch frame in a length direction and a width direction of the couch frame, respectively.
Preferably, the second column is slidably connected to a second lifting mechanism, and the first flat panel detector is disposed on the second lifting mechanism.
Preferably, the second lifting movement mechanism is provided with a second sheet box for mounting the first flat panel detector.
The utility model provides an X-ray machine, utilize the X-ray source subassembly to rotate around the pivot of the first stand of perpendicular to, can change the projection angle of X-ray source subassembly, and through the synchronous reverse motion of X-ray source subassembly with first flat panel detector, or the synchronous reverse motion of first stand and second flat panel detector, make first flat panel detector or second flat panel detector can turn into digital signal with the X-ray information who projects the inspection target from different angles, finally make controlling means obtain the fault fusion image of inspection target according to the detected signal of first flat panel detector or second flat panel detector, also, this X-ray machine can realize vertical or horizontal X-ray fault fusion diagnosis.
Compared with a DR system in the prior art, the X-ray machine reduces the overlapping of layers and external artifacts, and can obviously improve the sensitivity of lesion detection; compared with the CT in the prior art, the X-ray machine has the advantages of low exposure dose, high spatial resolution, small interference caused by foreign matters entering and exiting, high diagnosis precision and accuracy, capability of avoiding missed diagnosis or misdiagnosis, and important functions in the occasions of conventional physical examination centers, disease control, tuberculosis prevention and treatment, large-scale physical examination requirements and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of a usage state of an X-ray machine for implementing horizontal X-ray tomosynthesis diagnosis according to an embodiment of the present invention;
fig. 2 is a schematic view of a usage state of the X-ray machine for implementing vertical X-ray tomosynthesis diagnosis according to an embodiment of the present invention.
The reference numerals in fig. 1 and 2 are as follows:
the X-ray examination device comprises a first upright column 1, an X-ray source assembly 2, a second upright column 3, a first flat panel detector 4, a photographic bed 5, a bed body frame 51, a first box 52, a bed surface 53, a second flat panel detector 6, a rotating mechanism 7, an upright column moving seat 8 and an examination object 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The core of the utility model is to provide an X-ray machine, which has higher diagnosis precision.
Referring to fig. 1-2, fig. 1 is a schematic view illustrating a use state of an X-ray machine for implementing horizontal X-ray tomosynthesis diagnosis according to an embodiment of the present invention; fig. 2 is a schematic view of a usage state of the X-ray machine for implementing vertical X-ray tomosynthesis diagnosis according to an embodiment of the present invention.
The utility model provides an X-ray machine, including first stand 1, second stand 3, camera bed 5, X-ray source subassembly 2, first flat panel detector 4, second flat panel detector 6 and controlling means.
Specifically, the X-ray source assembly 2 is disposed on the first column 1 in a liftable manner, and the X-ray source assembly 2 can rotate around a rotating shaft perpendicular to the first column 1.
The first flat panel detector 4 is arranged on the second upright post 3 in a lifting way.
It is understood that the first column 1 and the second column 3 have a predetermined distance therebetween, so that the first flat panel detector 4 can detect a projection image of the X-rays emitted from the X-ray source assembly 2 projected onto the inspection target 9.
The second flat panel detector 6 is movably arranged on the bed 5, and the moving direction of the second flat panel detector 6 is parallel to the length direction of the bed 5, that is, the second flat panel detector 6 can move back and forth along the length direction of the bed 5.
Meanwhile, the first column 1 can also move back and forth along the length direction of the bed 5.
It should be noted that the utility model discloses a focus lies in, X ray source subassembly 2 can rotate around the pivot of perpendicular to first stand 1, consequently, can change the projection angle of X ray source subassembly 2, combines X ray source subassembly 2 along the elevating movement of first stand 1 or the round trip movement of first stand 1 along the length direction of camera bed 5, can make X ray source subassembly 2 use inspection target 9 to rotate as the center for the X ray that X ray source subassembly 2 emitted can be projected on inspection target 9 all the time.
Meanwhile, the first flat panel detector 4 can be lifted along the second upright post 3, and the second flat panel detector 6 can be moved back and forth along the length direction of the bed 5, so that the examination object 9 can be projected onto the preset position of the first flat panel detector 4 or the second flat panel detector 6 all the time by synchronously moving the X-ray source assembly 2 and the first flat panel detector 4 in the opposite direction or synchronously moving the first upright post 1 and the second flat panel detector 6 in the opposite direction.
As will be understood by those skilled in the art, when the projection angle of the X-ray source assembly 2 is changed and the X-ray emitted from the X-ray source assembly 2 is projected onto the inspection target 9, the projection position of the inspection target 9 is changed, so that the X-ray source assembly 2 and the first flat panel detector 4 are moved in a synchronous reverse direction when the inspection target 9 is inspected in order to always project the inspection target 9 onto the preset position of the first flat panel detector 4.
In the same way, in order to make the inspection target 9 can project the preset position of the second flat panel detector 6 all the time, when inspecting the inspection target 9, it is necessary to make the X-ray source assembly 2 and the second flat panel detector 6 move in a reverse direction synchronously, because the X-ray source assembly 2 is arranged on the first upright post 1, therefore, the utility model discloses a make the first upright post 1 and the second flat panel detector 6 move in a reverse direction synchronously, realize the X-ray source assembly 2 and the second flat panel detector 6 move in a reverse direction synchronously.
The utility model discloses do not restrict X ray source subassembly 2 along the specific implementation mode that first stand 1 goes up and down and first flat panel detector 4 goes up and down along second stand 3, for example, a actuating mechanism for providing lift power for X ray source subassembly 2 and first flat panel detector 4 respectively can all link to each other with controlling means, by the synchronous reverse motion of controlling means control X ray source subassembly 2 and first flat panel detector 4.
Similarly, the control device can control the first upright post 1 and the second flat panel detector 6 to synchronously move in opposite directions.
That is, by the lifting movement of the X-ray source assembly 2 along the first column 1, the rotation of the X-ray source assembly 2 around the rotation axis perpendicular to the first column 1, and the lifting movement of the first flat panel detector 4 along the second column 3; alternatively, by moving the first column 1 back and forth along the length direction of the bed 5, rotating the X-ray source assembly 2 around the rotation axis perpendicular to the first column 1, and moving the second flat panel detector 6 back and forth along the length direction of the bed 5, the field center of the X-ray source assembly 2 and the center of the inspection target 9 can be aligned with the center of the first flat panel detector 4 or the second flat panel detector 6, so that the inspection target 9 can be projected at the preset position of the first flat panel detector 4 or the second flat panel detector 6 all the time, and finally the first flat panel detector 4 or the second flat panel detector 6 can obtain projection images of the inspection target 9 superimposed in multiple angles, that is, the first flat panel detector 4 or the second flat panel detector 6 can convert X-ray information projected to the inspection target 9 from different angles into digital signals, so as to reconstruct a tomosynthesis image of the inspection target 9 subsequently.
The first flat panel detector 4 and the second flat panel detector 6 are both connected with the control device to send detection signals thereof to the control device, and the control device is used for obtaining a tomosynthesis image of the inspection target 9 according to the detection signals of the first flat panel detector 4 or the second flat panel detector 6.
It should be noted that the fault fusion technique belongs to the relatively mature technique in the prior art, the utility model discloses do not limit to the concrete mode that controlling means carries out the fault fusion, controlling means can utilize the image reconstruction technique and a series of image post-processing that have matured among the prior art, obtains the fault fusion image of inspection target 9.
Preferably, a control device is used to automatically control the lifting motion of the X-ray source assembly 2 along the first column 1, the rotation of the X-ray source assembly 2 around the rotation axis perpendicular to the first column 1, the lifting motion of the first flat panel detector 4 along the second column 3, the back-and-forth movement of the first column 1 along the length direction of the bed 5, and the back-and-forth movement of the second flat panel detector 6 along the length direction of the bed 5, so that the lifting motion of the X-ray source assembly 2 along the first column 1, the rotation of the X-ray source assembly 2 around the rotation axis perpendicular to the first column 1, and the lifting motion of the first flat panel detector 4 along the second column 3 are coordinated, or the first column 1 is moved back and forth along the length direction of the bed 5, the X-ray source assembly 2 rotates around the rotating shaft perpendicular to the first column 1, and the second flat panel detector 6 moves back and forth along the length direction of the bed 5.
It can be understood that the X-ray source assembly 2 and the first flat panel detector 4 can be used for realizing vertical X-ray tomosynthesis diagnosis, and the X-ray source assembly 2 and the second flat panel detector 6 can be used for realizing horizontal X-ray tomosynthesis diagnosis.
Specifically, when the examiner stands by the second column 3 for examination, the X-ray source assembly 2 and the first flat panel detector 4 are moved in synchronization in reverse directions, and the X-ray source assembly 2 is rotated about the rotation shaft, so that the X-ray source assembly 2 is rotated centering on the examination target 9 and the first flat panel detector 4 obtains a projection image of the examination target 9.
When the examiner lies on the bed 5 for examination, the first column 1 and the second flat panel detector 6 are moved in synchronization with each other in the opposite direction, and the X-ray source assembly 2 is rotated about the rotary shaft so that the X-ray source assembly 2 is rotated about the examination object 9 as a center, and the second flat panel detector 6 obtains a projection image of the examination object 9.
Therefore, the utility model provides an X-ray machine, utilize X ray source subassembly 2 to rotate around the pivot of the first stand of perpendicular to 1, can change the projection angle of X ray source subassembly 2, and through the synchronous reverse motion of X ray source subassembly 2 with first flat panel detector 4, or the synchronous reverse motion of first stand 1 and second flat panel detector 6, make first flat panel detector 4 or second flat panel detector 6 can be with the X ray information who projects inspection target 9 from different angles turning into digital signal, finally make controlling means obtain the fault fusion image of inspection target 9 according to the detected signal of first flat panel detector 4 or second flat panel detector 6, that is, this X-ray machine can realize vertical or horizontal X ray fault fusion diagnosis.
Compared with a DR system in the prior art, the X-ray machine reduces the overlapping of layers and external artifacts, and can obviously improve the sensitivity of lesion detection; compared with the CT in the prior art, the X-ray machine has the advantages of low exposure dose, high spatial resolution, small interference caused by foreign matters entering and exiting, high diagnosis precision and accuracy, capability of avoiding missed diagnosis or misdiagnosis, and important functions in the occasions of conventional physical examination centers, disease control, tuberculosis prevention and treatment, large-scale physical examination requirements and the like.
It should be noted that the present invention is not limited to the specific lifting manner of the X-ray source assembly 2 and the implementation manner of the X-ray source assembly rotating around the rotating shaft perpendicular to the first column 1, and those skilled in the art can adopt the conventional mechanical structure to implement the X-ray source assembly according to actual needs.
Preferably, on the basis of the above embodiment, the first column 1 is slidably connected with a first elevating and moving mechanism, and the X-ray source assembly 2 is connected with the first elevating and moving mechanism through the rotating mechanism 7.
That is, in this embodiment, the first lifting mechanism slides relative to the first column 1 to drive the rotating mechanism 7 and the X-ray source assembly 2 to integrally lift along the first column 1, and the rotating mechanism 7 drives the X-ray source assembly 2 to rotate around the rotating shaft perpendicular to the first column 1.
The specific structure of the first lifting mechanism is not limited in this embodiment, and it can be understood that the first lifting mechanism is connected to the first lifting driving device to provide a power source for the first lifting mechanism through the first lifting driving device, so that the first lifting driving device drives the first lifting mechanism to lift.
In addition, the specific structure of the rotating mechanism 7 is not limited in this embodiment, the fixed end of the rotating mechanism 7 is connected to the first elevating movement mechanism, the output end of the rotating mechanism 7 is connected to the X-ray source assembly 2, and the rotating mechanism 7 may be a motor or other assembly capable of outputting a rotating motion.
In view of the specific implementation of the first upright post 1 moving back and forth along the length direction of the bed 5, on the basis of the above embodiment, the first upright post 1 further comprises an upright post moving seat 8 for defining the moving direction of the first upright post 1, and the first upright post 1 is slidably connected with the upright post moving seat 8.
That is to say, this embodiment guides the movement of the first column 1 by providing the column moving base 8, so that the first column 1 moves along the column moving base 8, thereby making the movement of the first column 1 more stable.
It will be appreciated that the first upright 1 is connected to translational drive means for driving its movement along the upright mobile seat 8, so as to provide translational power to the first upright 1.
In view of the specific implementation of the second flat panel detector 6 moving back and forth along the length direction of the bed 5, on the basis of the above embodiment, the bed 5 includes a bed frame 51 and a first sheet cassette 52, the bed frame 51 mainly plays a bearing role, the first sheet cassette 52 is used for arranging the second flat panel detector 6, and the first sheet cassette 52 is connected with the bed frame 51 in a sliding manner.
That is, the second flat panel detector 6 moves back and forth along the length direction of the bed 5 by the sliding of the first cassette 52 relative to the bed frame 51.
In order to adjust the position of the examination target 9, in addition to the above-described embodiment, the imaging table 5 further includes a table surface 53 on which the examiner lies, and the table surface 53 is provided on the table frame 51 so as to be movable in the longitudinal direction and the width direction of the table frame 51, respectively.
That is, when the examiner lies on the bed surface 53, the position of the bed surface 53 can be adjusted by moving the bed surface 53 in the length direction and/or the width direction of the bed frame 51, so that the examination target is positioned at a proper position, thereby facilitating the alignment of the X-ray source assembly 2 and the second flat panel detector 6 with the examination target 9, respectively.
It should be noted that, the present invention does not limit the specific lifting manner of the first flat panel detector 4, and those skilled in the art can adopt a conventional mechanical structure to implement the lifting manner according to actual needs.
As a preferable scheme, on the basis of the above embodiment, the second column 3 is slidably connected with a second elevating movement mechanism, and the first flat panel detector 4 is disposed on the second elevating movement mechanism.
That is, in this embodiment, the second lifting/lowering mechanism slides relative to the second column 3 to drive the first flat panel detector 4 to lift or lower along the second column 3.
The specific structure of the second lifting mechanism is not limited in this embodiment, and it can be understood that the second lifting mechanism is connected to the second lifting driving device to provide a power source for the second lifting mechanism through the second lifting driving device, so that the second lifting driving device drives the second lifting mechanism to move.
In view of the convenience of the arrangement of the first flat panel detector 4, on the basis of the above-described embodiment, the second elevating moving mechanism is provided with the second cassette for mounting the first flat panel detector 4.
That is to say, this embodiment installs first flat panel detector 4 in the second spool box, drives the motion of second spool box through second lifting movement mechanism, and then drives the lift of first flat panel detector 4.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The X-ray machine provided by the utility model is described in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (7)
1. An X-ray machine, comprising:
the X-ray source assembly comprises a first upright post (1) and an X-ray source assembly (2) which is arranged on the first upright post (1) in a lifting mode, wherein the X-ray source assembly (2) can rotate around a rotating shaft vertical to the first upright post (1);
the device comprises a second upright post (3) and a first flat panel detector (4) which is arranged on the second upright post (3) in a lifting manner;
the device comprises a photographic bed (5) and a second flat panel detector (6) arranged on the photographic bed (5), wherein both the second flat panel detector (6) and the first upright post (1) can move along the length direction of the photographic bed (5);
the control device is connected with the first flat panel detector (4) and the second flat panel detector (6) and is used for obtaining a tomosynthesis image of an inspection target (9) according to detection signals of the first flat panel detector (4) or the second flat panel detector (6);
when an examiner stands beside the second upright post (3) for examination, the X-ray source assembly (2) and the first flat panel detector (4) synchronously move in opposite directions, and the X-ray source assembly (2) rotates around the rotating shaft, so that the X-ray source assembly (2) rotates around an examination target (9) and the first flat panel detector (4) obtains a projection image of the examination target (9);
when an examiner lies on the photographic bed (5) for examination, the first upright post (1) and the second flat panel detector (6) synchronously move in opposite directions, and the X-ray source assembly (2) rotates around the rotating shaft, so that the X-ray source assembly (2) rotates around an examination object (9) and the second flat panel detector (6) obtains a projection image of the examination object (9).
2. An X-ray machine according to claim 1, characterized in that a first lifting movement mechanism is slidingly connected to the first upright (1), the X-ray source assembly (2) being connected to the first lifting movement mechanism by means of a rotation mechanism (7).
3. An X-ray machine according to claim 2, characterized by further comprising a column movement seat (8) for defining the direction of movement of said first column (1), said first column (1) being slidingly associated with said column movement seat (8).
4. An X-ray machine according to any one of claims 1 to 3, characterized in that the camera bed (5) comprises:
a bed frame (51) for carrying;
with bed body frame (51) sliding connection's first spool box (52), second flat panel detector (6) are located in first spool box (52).
5. The X-ray machine according to claim 4, wherein the imaging bed (5) further comprises a bed surface (53) on which an examiner lies, the bed surface (53) being provided to the bed frame (51) movably in a length direction and a width direction of the bed frame (51), respectively.
6. An X-ray machine according to claim 4, characterized in that a second lifting movement mechanism is slidably connected to the second upright (3), the first flat panel detector (4) being provided on the second lifting movement mechanism.
7. An X-ray machine according to claim 6, characterized in that the second lifting movement means are provided with a second magazine for mounting the first flat detector (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020543155.0U CN212281376U (en) | 2020-04-13 | 2020-04-13 | X-ray machine |
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| CN202020543155.0U CN212281376U (en) | 2020-04-13 | 2020-04-13 | X-ray machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112957059A (en) * | 2021-01-29 | 2021-06-15 | 上海联影医疗科技股份有限公司 | Medical imaging method, apparatus, device, system and storage medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112957059A (en) * | 2021-01-29 | 2021-06-15 | 上海联影医疗科技股份有限公司 | Medical imaging method, apparatus, device, system and storage medium |
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