CN113100807A - Angiography device and method - Google Patents
Angiography device and method Download PDFInfo
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- CN113100807A CN113100807A CN202110335471.8A CN202110335471A CN113100807A CN 113100807 A CN113100807 A CN 113100807A CN 202110335471 A CN202110335471 A CN 202110335471A CN 113100807 A CN113100807 A CN 113100807A
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000002583 angiography Methods 0.000 title abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000004804 winding Methods 0.000 claims abstract description 22
- 238000003825 pressing Methods 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims description 31
- 230000000694 effects Effects 0.000 claims description 7
- 238000003384 imaging method Methods 0.000 claims description 6
- 238000002601 radiography Methods 0.000 claims description 5
- 210000003128 head Anatomy 0.000 description 26
- 230000006872 improvement Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000002526 effect on cardiovascular system Effects 0.000 description 2
- 210000001061 forehead Anatomy 0.000 description 2
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 208000026106 cerebrovascular disease Diseases 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008451 emotion Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- ZRHANBBTXQZFSP-UHFFFAOYSA-M potassium;4-amino-3,5,6-trichloropyridine-2-carboxylate Chemical compound [K+].NC1=C(Cl)C(Cl)=NC(C([O-])=O)=C1Cl ZRHANBBTXQZFSP-UHFFFAOYSA-M 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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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
- A61B6/04—Positioning of patients; Tiltable beds or the like
- A61B6/0407—Supports, e.g. tables or beds, for the body or parts of the body
- A61B6/0421—Supports, e.g. tables or beds, for the body or parts of the body with immobilising means
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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
- A61B6/504—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 blood vessels, e.g. by angiography
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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Abstract
The invention relates to an angiography device and method, wherein a headrest is detachably mounted on a bed body, a locking mechanism is arranged between the bed body and the headrest, the right end of a fixing belt is wound on a winding wheel, a torsion spring used for enabling the winding wheel to wind the fixing belt is connected between a mounting shaft and the side wall of a mounting cavity, a ratchet wheel is also coaxially and fixedly mounted on the mounting shaft, a first spring is connected between the upper end of a movable column and a pawl, a second spring is connected between a baffle and the top wall of an auxiliary cavity, and a linkage mechanism used for driving a pressing column to move up and down is arranged in a positioning groove; the headrest of the invention can be detached from the bed body, the headrest is fixed on the head of a patient, the position of the headrest is adjusted until the patient feels comfortable, and then the headrest is fixed with the bed body, so that the fixing is convenient and the comfort level is high; the shifting handle is shifted to drive the plug pin to be separated from the jack, so that the limitation on the plug block can be removed, and then the headrest can be separated from the bed body immediately, so that the fixation on the head of a patient is removed.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to an angiography device and method.
Background
The cardiovascular and cerebrovascular diseases are mostly caused in middle-aged and elderly people, have high morbidity, mortality and disability rate, become the first killers threatening the health of human beings with the acceleration of social aging, and are widely applied to clinical practice due to the technical characteristics of small wound, quick detection and relatively obvious result of cardiovascular and cerebrovascular angiography examination.
When the patient is subjected to the cerebrovascular angiography, the patient needs to lie on the angiography bed, the head of the patient is fixed, the patient with nervous emotion or the patient with overlong angiography time is easy to relax and vigilant, and discomfort is relieved by changing the position of the head unconsciously, so that the cerebrovascular angiography effect is influenced, calculation errors occur, the examination time is prolonged, inconvenience is brought to medical staff, and the head of the patient needs to be fixed through a specific device.
However, the fixing device in the prior art is generally arranged on the radiography bed, is not very convenient for fixing the patient, has a complex fixing mode, and cannot quickly release the fixation of the patient when an accident happens.
Disclosure of Invention
The invention aims to provide an angiography device and an angiography method, which are convenient for fixing the head of a patient and can quickly release the fixation of the patient so as to solve the problems in the prior art.
In order to solve the technical problems, the technical scheme of the invention is as follows: an angiography device comprises a bed body, wherein a headrest is detachably mounted on the bed body, a positioning groove matched with the headrest is formed in the bed body, and a locking mechanism is arranged between the bed body and the headrest; the headrest is provided with two groups of fixing mechanisms which are oppositely arranged up and down, each fixing mechanism comprises a fixing belt, the left end of each fixing belt is fixedly connected to the left end of the headrest, an installation cavity is arranged in the right end of the headrest, an installation shaft which extends forwards and backwards is rotatably installed in the installation cavity, a winding wheel is coaxially and fixedly installed on the installation shaft, the right end of each fixing belt is wound on the winding wheel, the headrest is provided with an opening for the fixing belts to enter the installation cavity, and a torsion spring for enabling the winding wheel to wind the fixing belts is connected between the installation shaft and the side wall of the installation cavity; a ratchet wheel is coaxially and fixedly installed on the installation shaft, a pawl matched with the ratchet wheel is rotatably installed in the installation cavity, and the pawl is lapped on the ratchet wheel to limit the winding wheel to release the fixing belt; the pawl is located the below of ratchet, be equipped with supplementary chamber in the headrest, one side in supplementary chamber is equipped with upwards extends and communicates the through-hole of installation cavity, movable mounting has the activity post in the through-hole, the upper end of activity post with be connected with first spring between the pawl, the lower extreme fixed mounting of activity post has the baffle, the baffle with be connected with the second spring between the roof in supplementary chamber, the bottom fixed mounting of baffle has the pressing column, be equipped with the confession on the headrest the via hole that the pressing column wore out, be equipped with in the constant head tank and be used for driving the interlock mechanism that the pressing column reciprocated.
As a preferred technical scheme, the linkage mechanism comprises a sliding cavity positioned in the bed body, and the bottom of the positioning groove is provided with an avoidance hole for the pressing column to enter the sliding cavity; the sliding cavity extends leftwards and rightwards, a sliding block is arranged in the sliding cavity in a sliding mode, a third spring is connected between the right end of the sliding block and the side wall of the sliding cavity, and when the sliding block moves to the left end of the sliding cavity, the sliding block seals the lower end of the avoidance hole; the top of the left end of the sliding block is provided with a groove, and the right end of the groove is provided with a first inclined plane which is used for connecting the bottom of the groove and the top of the sliding block; the right end of the sliding block is fixedly provided with a pull rod extending rightwards, and the bed body is provided with a guide hole for the pull rod to penetrate out.
As preferred technical scheme, locking mechanism includes fixed mounting and is in the inserted block of the bottom of headrest, be equipped with in the constant head tank with inserted block assorted slot, the internal slip chamber that extends about being equipped with of bed, the right-hand member in slip chamber with the slot is linked together, slip intracavity slidable mounting has the bolt, be equipped with on the inserted block with the jack that the bolt is matched with, the left end of bolt with be connected with the fourth spring between the lateral wall in slip chamber, the bottom fixed mounting of bolt dials the handle, the bottom of the bed body with dial the corresponding department in handle position and be equipped with the rectangular shape hole, dial the handle follow the rectangular shape hole is worn out extremely the outside of the bed body and can be followed the rectangular shape hole removes.
As a further improvement, one end of the mounting shaft extends to the outer side of the headrest and is fixedly provided with a knob.
As a further improvement, the middle part of the headrest is provided with an arc-shaped groove.
As a further improvement, a second inclined plane is arranged at the top of the right end of the bolt.
An angiography method using the angiography device, the method comprising the steps of:
s1, fixing the headrest on the head of the patient;
s2, fixing the headrest on the bed body;
s3, imaging the patient through the imaging machine;
s4, separating the headrest from the bed body after radiography;
s5, removing the headrest from the head of the patient.
According to the angiography device, the headrest is detachably mounted on the bed body, the right end of the fixing belt is wound on the winding wheel, a torsion spring used for enabling the winding wheel to wind the fixing belt is connected between the mounting shaft and the side wall of the mounting cavity, a ratchet wheel is further coaxially and fixedly mounted on the mounting shaft, a first spring is connected between the upper end of the movable column and the pawl, and a second spring is connected between the baffle and the top wall of the auxiliary cavity;
the headrest and the bed body are detachable, when the multifunctional bed is used, the headrest is firstly fixed on the head of a patient, the position of the headrest is adjusted until the patient feels comfortable, and then the headrest and the bed body are fixed, so that the multifunctional bed has the advantages of convenience in fixation and high comfort;
according to the invention, the plug pin is driven to be separated from the jack by poking the poking handle, so that the limitation on the plug block can be removed, and then the headrest can be separated from the bed body immediately, so that the fixation on the head of a patient is removed, and the multifunctional bed has the advantages of flexible use and high safety;
when the headrest and the bed body are in a separated state, the two fixing belts tightly fix the headrest on the head of a patient by means of the elasticity of the torsion springs, and when the headrest is clamped into the positioning groove of the bed body, the sliding block pushes the pressing column to move upwards to enable the pawl to be elastically attached to the ratchet wheel so as to avoid the fixing belts from loosening.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of a headrest of the embodiment of the invention;
FIG. 3 is a schematic cross-sectional view of C-C of FIG. 2;
FIG. 4 is an enlarged view of a portion I of FIG. 3;
FIG. 5 is a schematic cross-sectional view A-A of FIG. 1;
FIG. 6 is a schematic view of the groove of the present invention moving below the relief hole;
FIG. 7 is a schematic cross-sectional view B-B of FIG. 1;
fig. 8 is a flow chart of an angiographic method according to an embodiment of the invention.
In the figure: 1-bed body; 2-headrest; 3-positioning a groove; 4-fixing the belt; 5, mounting a cavity; 6, mounting a shaft; 7-a winding wheel; 8-through opening; 9-torsion spring; 10-ratchet wheel; 11-a pawl; 12-an auxiliary chamber; 13-a through hole; 14-a movable column; 15-a first spring; 16-a baffle plate; 17-a second spring; 18-a pressing column; 19-a via hole; 20-a slide cavity; 21-avoiding holes; 22-a slide block; 23-a third spring; 24-a groove; 25-a first bevel; 26-a pull rod; 27-a pilot hole; 28-an insert block; 29-slot; 30-a sliding cavity; 31-a latch; 32-a jack; 33-a fourth spring; 34-a shifting handle; 35-elongated holes; 36-a knob; 37-an arc-shaped slot; 38-second slope.
Detailed Description
As shown in fig. 1 to 8, an angiography device includes a bed body 1, a headrest 2 is detachably mounted on the bed body 1, a positioning groove 3 matched with the headrest 2 is arranged on the bed body 1, and a locking mechanism is arranged between the bed body 1 and the headrest 2; two groups of fixing mechanisms are oppositely arranged on the headrest 2 from top to bottom, each fixing mechanism comprises a fixing belt 4, the left end of each fixing belt 4 is fixedly connected to the left end of the headrest 2, an installation cavity 5 is arranged in the right end of the headrest 2, an installation shaft 6 which extends forwards and backwards is rotatably installed in the installation cavity 5, a winding wheel 7 is coaxially and fixedly installed on the installation shaft 6, the right end of each fixing belt 4 is wound on the winding wheel 7, an opening 8 for allowing the fixing belt 4 to enter the installation cavity 5 is formed in the headrest 2, and a torsion spring 9 for enabling the winding wheel 7 to wind the fixing belt is connected between the installation shaft 6 and the side wall of the installation cavity 5; a ratchet wheel 10 is coaxially and fixedly mounted on the mounting shaft 6, a pawl 11 matched with the ratchet wheel 10 is rotatably mounted in the mounting cavity 5, and the pawl 11 is lapped on the ratchet wheel 10 to limit the take-up wheel 7 to release the fixing belt 4; pawl 11 is located the below of ratchet 10, be equipped with supplementary chamber 12 in the headrest 2, one side in supplementary chamber 12 is equipped with upwards extends and communicates the through-hole 13 of installation cavity 5, movable mounting has movable post 14 in the through-hole 13, movable post 14's upper end with be connected with first spring 15 between the pawl 11, movable post 14's lower extreme fixed mounting has baffle 16, baffle 16 with be connected with second spring 17 between the roof of supplementary chamber 12, the bottom fixed mounting of baffle 16 has pressing post 18, be equipped with the confession on the headrest 2 pressing post 18 the via hole 19 of wearing out, be equipped with in the constant head tank 3 and be used for driving pressing post 18 the interlock mechanism that reciprocates.
The headrest 2 is detachable from the bed body 1, when the multifunctional bed is used, the headrest 2 is firstly fixed on the head of a patient, the headrest 2 is adjusted until the patient feels comfortable, then the patient lies on the bed body 1, the headrest 2 is clamped into the positioning groove 3 of the bed body 1, and the headrest 2 is fixed with the bed body 1 through the locking mechanism, so that the headrest 2 cannot be separated from the bed body 1, the head of the patient is fixed, the fixation is more convenient, and the comfort level of the patient is improved.
As shown in fig. 3 and 4, when the head rest 2 and the bed body 1 are in the separated state, the elastic force of the second spring 17 pushes the baffle 16 to move down to the bottom of the auxiliary chamber 12, at this time, the pressing column 18 is exposed outside the head rest 2, and the movable column 14 pulls the pawl 11 to separate from the ratchet 10 through the first spring 15, so that the take-up pulley 7 can release the fixing strap 4. Two fixed bands 4 on the headrest 2 are used for fixing the forehead and the jaw of a patient respectively, pulling fixed band 4 during use drives winding wheel 7 clockwise rotation release fixed band 4, winding wheel 7 drives installation axle 6 and ratchet 10 clockwise rotation and makes torsional spring 9 tighten up, make the fixed band 4 that exposes in the headrest 2 outside prolong behind winding wheel 7 release fixed band 4, then lean on the headrest at patient's head rear, overlap patient's forehead and jaw respectively with two fixed bands 4, loosen fixed band 4 after, torsional spring 9 drives installation axle 6 anticlockwise rotation, thereby make winding wheel 7 tighten up fixed band 4, rely on the elasticity of torsional spring 9, fixed band 4 fixes headrest 2 at patient's head. After the position of the headrest 2 is adjusted to make the patient feel comfortable, the patient lies on the bed body 1, the headrest 2 is clamped into the positioning groove 3 of the bed body 1, and the headrest 2 and the bed body 1 are fixed through the locking mechanism.
The linkage mechanism comprises a sliding cavity 20 positioned in the bed body 1, and the bottom of the positioning groove 3 is provided with an avoidance hole 21 for the pressing column 18 to enter the sliding cavity 20; the sliding cavity 20 extends left and right, a sliding block 22 is slidably mounted in the sliding cavity 20, a third spring 23 is connected between the right end of the sliding block 22 and the side wall of the sliding cavity 20, and when the sliding block 22 moves to the left end of the sliding cavity 20, the sliding block 22 seals the lower end of the avoidance hole 21; a groove 24 is formed in the top of the left end of the sliding block 22, and a first inclined surface 25 connecting the bottom of the groove 24 and the top of the sliding block 22 is formed at the right end of the groove 24; a pull rod 26 extending rightwards is fixedly installed at the right end of the sliding block 22, and a guide hole 27 for the pull rod 26 to penetrate out is formed in the bed body 1.
As shown in fig. 5, in the initial state, the slider 22 is moved to the left end of the slide chamber 20 by the elastic force of the third spring 23, and the slider 22 closes the lower end of the escape hole 21. After the headrest 2 is clamped into the positioning groove 3 of the bed body 1, the headrest 2 drives the pressing column 18 to enter the avoidance hole 21, the blocking effect of the slider 22 enables the pressing column 18 to be incapable of moving downwards to enter the sliding cavity 20, the pressing column 18 is pushed to move upwards through the slider 22, the pressing column 18 drives the baffle plate 16 to move upwards and compress the second spring 17, the baffle plate 16 drives the movable column 14 to move upwards, the movable column 14 pushes the pawl 11 to rotate upwards through the first spring 15, the pawl 11 is elastically attached to the ratchet 10, the mounting shaft 6 is limited to rotate clockwise to release the fixing band 4, and looseness of the fixing band 4 is avoided.
In addition, behind the constant head tank 3 with the card income bed body 1 of headrest 2, accessible anticlockwise rotation installation axle 6 drives rolling wheel 7 and further tightens up fixed band 4, avoids fixed band 4 to cross the pine. Or the pull rod 26 is pulled to drive the slide block 22 to move rightwards and compress the third spring 23, so that the groove 24 on the slide block 22 moves to the position below the avoidance hole 21, as shown in fig. 6, the second spring 17 in a compressed state extends and pushes the baffle 16 to move downwards, the baffle 16 drives the pressing column 18 to enter the sliding cavity 20 downwards, meanwhile, the baffle 16 drives the movable column 14 to move downwards, the movable column 14 pulls the pawl 11 to be separated from the ratchet 10 through the first spring 15, and then the fixing belt 4 is pulled to drive the winding wheel 7 to release the fixing belt 4 and drive the mounting shaft 6 to rotate clockwise, so that the fixing belt 4 is prevented from being tightened; after the adjustment is finished, the pull rod 26 is released, the third spring 23 in the compressed state pushes the slide block 22 to move back to the left and back, the press column 18 is driven to move upwards along the first inclined surface 25 when the slide block 22 moves left until the slide block 22 closes the lower end of the avoidance hole 21 again, and the pawl 11 is elastically attached to the ratchet wheel 10 again.
Locking mechanism includes fixed mounting and is in the inserted block 28 of the bottom of headrest 2, be equipped with in the constant head tank 3 with inserted block 28 assorted slot 29, the slip chamber 30 that extends about being equipped with in the bed body 1, the right-hand member of slip chamber 30 with slot 29 is linked together, slidable mounting has bolt 31 in the slip chamber 30, be equipped with on the inserted block 28 with the jack 32 that bolt 31 matches, the left end of bolt 31 with be connected with fourth spring 33 between the lateral wall of slip chamber 30, the bottom fixed mounting of bolt 31 has dials handle 34, the bottom of the bed body 1 with it is equipped with rectangular shape hole 35 to dial the corresponding department in handle 34 position, dial handle 34 follow rectangular shape hole 35 wear out extremely the outside of the bed body 1 can follow rectangular shape hole 35 removes.
When the headrest 2 is clamped into the positioning slot 3 of the bed body 1, the shifting handle 34 is firstly shifted to drive the bolt 31 to move left and compress the fourth spring 33, after the bolt 31 is completely retracted into the sliding cavity 30, the headrest 2 is clamped into the positioning slot 3 and the insert block 28 is inserted into the insert slot 29, then the shifting handle 34 is released, the compressed fourth spring 33 extends and drives the bolt 31 to move right until the bolt 31 is inserted into the insert slot 32, and the insert block 28 cannot be separated from the insert slot 29, as shown in fig. 7.
Or when radiography is completed or accidents happen, the plug pin 31 is driven to move left by poking the poking handle 34, so that the plug pin 31 is separated from the jack 32, the limitation on the plug block 28 can be removed, and then the headrest 2 can be separated from the bed body 1 immediately, so that the fixation on the head of the patient is removed. After the headrest 2 is separated from the bed body 1, the blocking effect of the sliding block 22 is lost, the elastic force of the second spring 17 pushes the baffle 16 to move downwards to the bottom of the auxiliary cavity 12 again, the movable column 14 pulls the pawl 11 to be separated from the ratchet 10 through the first spring 15, so that the fixing belt 4 can be released by the winding wheel 7, at the moment, the two fixing belts 4 tightly depend on the elastic force of the torsion spring 9 to fix the headrest 2 on the head of a patient, and the headrest 2 can be immediately taken down from the head of the patient.
One end of the mounting shaft 6 extends to the outside of the headrest 2 and is fixedly provided with a knob 36 for facilitating rotation of the adjusting mounting shaft 6.
The middle part of the headrest 2 is provided with an arc-shaped groove 37 for improving the comfort level of the head of the patient.
The top of the right end of the bolt 31 is provided with a second inclined surface 38, when the headrest 2 is clamped into the positioning groove 3 of the bed body 1, the bolt 31 is retracted into the sliding cavity 30 by pushing the second inclined surface 38 through the insert 28, so that the headrest 2 is convenient to mount.
As shown in fig. 8, an angiography method using the angiography device includes the steps of:
s1, fixing the headrest 2 on the head of the patient;
s2, fixing the headrest 2 on the bed body 1;
s3, imaging the patient through the imaging machine;
s4, separating the headrest 2 from the bed body 1 after radiography;
s5, removing the headrest 2 from the head of the patient.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. An angiographic apparatus characterized by: the bed comprises a bed body, wherein a headrest is detachably mounted on the bed body, a positioning groove matched with the headrest is formed in the bed body, and a locking mechanism is arranged between the bed body and the headrest; the headrest is provided with two groups of fixing mechanisms which are oppositely arranged up and down, each fixing mechanism comprises a fixing belt, the left end of each fixing belt is fixedly connected to the left end of the headrest, an installation cavity is arranged in the right end of the headrest, an installation shaft which extends forwards and backwards is rotatably installed in the installation cavity, a winding wheel is coaxially and fixedly installed on the installation shaft, the right end of each fixing belt is wound on the winding wheel, the headrest is provided with an opening for the fixing belts to enter the installation cavity, and a torsion spring for enabling the winding wheel to wind the fixing belts is connected between the installation shaft and the side wall of the installation cavity; a ratchet wheel is coaxially and fixedly installed on the installation shaft, a pawl matched with the ratchet wheel is rotatably installed in the installation cavity, and the pawl is lapped on the ratchet wheel to limit the winding wheel to release the fixing belt; the pawl is located the below of ratchet, be equipped with supplementary chamber in the headrest, one side in supplementary chamber is equipped with upwards extends and communicates the through-hole of installation cavity, movable mounting has the activity post in the through-hole, the upper end of activity post with be connected with first spring between the pawl, the lower extreme fixed mounting of activity post has the baffle, the baffle with be connected with the second spring between the roof in supplementary chamber, the bottom fixed mounting of baffle has the pressing column, be equipped with the confession on the headrest the via hole that the pressing column wore out, be equipped with in the constant head tank and be used for driving the interlock mechanism that the pressing column reciprocated.
2. An angiographic device according to claim 1, wherein: the linkage mechanism comprises a sliding cavity positioned in the bed body, and the bottom of the positioning groove is provided with an avoidance hole for the pressing column to enter the sliding cavity; the sliding cavity extends leftwards and rightwards, a sliding block is arranged in the sliding cavity in a sliding mode, a third spring is connected between the right end of the sliding block and the side wall of the sliding cavity, and when the sliding block moves to the left end of the sliding cavity, the sliding block seals the lower end of the avoidance hole; the top of the left end of the sliding block is provided with a groove, and the right end of the groove is provided with a first inclined plane which is used for connecting the bottom of the groove and the top of the sliding block; the right end of the sliding block is fixedly provided with a pull rod extending rightwards, and the bed body is provided with a guide hole for the pull rod to penetrate out.
3. An angiographic device according to claim 1, wherein: locking mechanism includes fixed mounting and is in the inserted block of the bottom of headrest, be equipped with in the constant head tank with inserted block assorted slot, the internal slip chamber that extends about being equipped with of bed, the right-hand member in slip chamber with the slot is linked together, slip intracavity slidable mounting has the bolt, be equipped with on the inserted block with the jack that the bolt is matched with, the left end of bolt with be connected with the fourth spring between the lateral wall in slip chamber, the bottom fixed mounting of bolt has the handle of dialling, the bottom of the bed body with it is equipped with the rectangular shape hole to dial the corresponding department in handle position, dial the handle follow the rectangular shape hole wear out extremely the outside of the bed body can be followed the rectangular shape hole removes.
4. An angiographic device according to claim 1, wherein: one end of the mounting shaft extends to the outer side of the headrest and is fixedly provided with a knob.
5. An angiographic device according to claim 1, wherein: the middle part of the headrest is provided with an arc-shaped groove.
6. An angiographic device according to claim 3, wherein: and a second inclined plane is arranged at the top of the right end of the bolt.
7. An angiographic method using an angiographic apparatus according to any of claims 1 to 6, characterized in that it comprises the following steps:
s1, fixing the headrest on the head of the patient;
s2, fixing the headrest on the bed body;
s3, imaging the patient through the imaging machine;
s4, separating the headrest from the bed body after radiography;
s5, removing the headrest from the head of the patient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110335471.8A CN113100807B (en) | 2021-03-29 | 2021-03-29 | Angiography device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110335471.8A CN113100807B (en) | 2021-03-29 | 2021-03-29 | Angiography device and method |
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| Publication Number | Publication Date |
|---|---|
| CN113100807A true CN113100807A (en) | 2021-07-13 |
| CN113100807B CN113100807B (en) | 2023-05-26 |
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|---|---|---|---|
| CN202110335471.8A Active CN113100807B (en) | 2021-03-29 | 2021-03-29 | Angiography device and method |
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| CN (1) | CN113100807B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3834646A (en) * | 1971-11-09 | 1974-09-10 | Rainsford Metal Prod Proprieta | Take-up spool latch |
| US4106722A (en) * | 1976-03-26 | 1978-08-15 | K. K. Tokai Rika Denki Seisakusho | Device for preventing excessive tightness of seatbelts |
| US4189109A (en) * | 1977-11-29 | 1980-02-19 | Takata Kojyo Co., Ltd. | Automatic locking safety belt retractor |
| US4684077A (en) * | 1985-11-14 | 1987-08-04 | General Motors Corporation | Inertia release for belt retractor winding prevention mechanism |
| US5495993A (en) * | 1993-09-21 | 1996-03-05 | Nsk Ltd. | Retractor for seat belt |
| EP1331354A1 (en) * | 2002-01-29 | 2003-07-30 | Moulages Plastiques du Midi | Belt actuated roller shutter with anti-lifting device |
| CN205144589U (en) * | 2015-10-12 | 2016-04-13 | 李玉辉 | Fixed pillow of cerebral angiography art head |
| CN107997781A (en) * | 2018-01-15 | 2018-05-08 | 邹红梅 | A kind of children in radiology department checks fixing device |
| CN109106492A (en) * | 2018-07-27 | 2019-01-01 | 桐乡市大麻腾岩广告设计工作室 | A kind of cervical traction equipment with regulatory function |
| CN109480893A (en) * | 2019-01-04 | 2019-03-19 | 马云通 | A kind of fixed device of head adjusting of cardio-cerebral angiography machine |
| CN109589193A (en) * | 2018-12-19 | 2019-04-09 | 周睿 | A kind of thigh traction table |
| CN209037530U (en) * | 2018-11-08 | 2019-06-28 | 临海市中等职业技术学校 | A kind of automobile safety seat belt self-constriction device |
| CN209548313U (en) * | 2018-12-04 | 2019-10-29 | 三门县人民医院 | A kind of improvement bed for gastrolavage |
| CN210480498U (en) * | 2019-05-21 | 2020-05-08 | 沈阳航达机载设备有限公司 | Non-return device of pipe coiling device |
| CN211022723U (en) * | 2020-05-25 | 2020-07-17 | 延安大学附属医院 | Head CT fixing and supporting device for radiology department |
| CN111493919A (en) * | 2020-05-12 | 2020-08-07 | 宿迁市第一人民医院 | Head pillow for CT angiography examination of head |
| CN212730246U (en) * | 2020-05-20 | 2021-03-19 | 张新 | Neurological sleep monitoring device |
-
2021
- 2021-03-29 CN CN202110335471.8A patent/CN113100807B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3834646A (en) * | 1971-11-09 | 1974-09-10 | Rainsford Metal Prod Proprieta | Take-up spool latch |
| US4106722A (en) * | 1976-03-26 | 1978-08-15 | K. K. Tokai Rika Denki Seisakusho | Device for preventing excessive tightness of seatbelts |
| US4189109A (en) * | 1977-11-29 | 1980-02-19 | Takata Kojyo Co., Ltd. | Automatic locking safety belt retractor |
| US4684077A (en) * | 1985-11-14 | 1987-08-04 | General Motors Corporation | Inertia release for belt retractor winding prevention mechanism |
| US5495993A (en) * | 1993-09-21 | 1996-03-05 | Nsk Ltd. | Retractor for seat belt |
| EP1331354A1 (en) * | 2002-01-29 | 2003-07-30 | Moulages Plastiques du Midi | Belt actuated roller shutter with anti-lifting device |
| CN205144589U (en) * | 2015-10-12 | 2016-04-13 | 李玉辉 | Fixed pillow of cerebral angiography art head |
| CN107997781A (en) * | 2018-01-15 | 2018-05-08 | 邹红梅 | A kind of children in radiology department checks fixing device |
| CN109106492A (en) * | 2018-07-27 | 2019-01-01 | 桐乡市大麻腾岩广告设计工作室 | A kind of cervical traction equipment with regulatory function |
| CN209037530U (en) * | 2018-11-08 | 2019-06-28 | 临海市中等职业技术学校 | A kind of automobile safety seat belt self-constriction device |
| CN209548313U (en) * | 2018-12-04 | 2019-10-29 | 三门县人民医院 | A kind of improvement bed for gastrolavage |
| CN109589193A (en) * | 2018-12-19 | 2019-04-09 | 周睿 | A kind of thigh traction table |
| CN109480893A (en) * | 2019-01-04 | 2019-03-19 | 马云通 | A kind of fixed device of head adjusting of cardio-cerebral angiography machine |
| CN210480498U (en) * | 2019-05-21 | 2020-05-08 | 沈阳航达机载设备有限公司 | Non-return device of pipe coiling device |
| CN111493919A (en) * | 2020-05-12 | 2020-08-07 | 宿迁市第一人民医院 | Head pillow for CT angiography examination of head |
| CN212730246U (en) * | 2020-05-20 | 2021-03-19 | 张新 | Neurological sleep monitoring device |
| CN211022723U (en) * | 2020-05-25 | 2020-07-17 | 延安大学附属医院 | Head CT fixing and supporting device for radiology department |
Non-Patent Citations (1)
| Title |
|---|
| 上海化工学院修订: "《辞海 修订稿 理科分册 上》", 31 July 1977, pages: 98 * |
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