CN215349338U - Cerebrovascular intervention puncture positioning device - Google Patents
Cerebrovascular intervention puncture positioning device Download PDFInfo
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- CN215349338U CN215349338U CN202121564886.4U CN202121564886U CN215349338U CN 215349338 U CN215349338 U CN 215349338U CN 202121564886 U CN202121564886 U CN 202121564886U CN 215349338 U CN215349338 U CN 215349338U
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- face
- clamping plate
- shell
- plate
- positioning
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- 229920000742 Cotton Polymers 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000741 silica gel Substances 0.000 claims description 15
- 229910002027 silica gel Inorganic materials 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 6
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 239000012790 adhesive layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a cerebrovascular intervention puncture positioning device, which comprises a positioning hole, a shell, a first elastic sheet, a second elastic sheet, a cotton layer, a sticky layer and a limiting mechanism.
Description
Technical Field
The utility model particularly relates to a cerebrovascular interventional puncture positioning device, and relates to the related field of positioning devices.
Background
At present, when carrying out cardiovascular and cerebrovascular intervention treatment for patient, the blood vessel is directly pierced with the pjncture needle mostly, then lift the syringe off, insert the seal wire again, and current pjncture needle mainly comprises needle body, needle handle and nook closing member, and the needle handle volume ratio is less, holds between the fingers the needle handle like this and drops very easily, and the doctor is when carrying out vascular intervention catheter treatment for the patient, because the pipe is longer, need fix, consequently needs use corresponding positioner.
What adopt when fixing a position the pipe usually is that the sticky tape is pasted fixedly, and the fixed mode of sticky tape is because comparatively simple, and its stability is lower, takes place the sticky tape easily and drops and cause the not hard up condition of pipe to cause the secondary injury to the patient, reduced positioner's practicality.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the above-mentioned disadvantages, the present invention provides a positioning device for cerebrovascular interventional puncture.
The utility model is realized in such a way that a cerebrovascular interventional puncture positioning device is constructed, the device comprises a positioning hole and a shell, the positioning hole penetrates through the middle parts of the front end surface and the rear end surface of the shell, a limiting mechanism is arranged on the inner side of the shell, the limiting mechanism comprises a first clamping plate, a second clamping plate, a spring, a positioning groove, a connecting rod, a guide rod, a driving plate, a rotating plate, a connecting mechanism and a silica gel gasket, the first clamping plate and the second clamping plate are slidably arranged at the top part of the inner side of the shell, the first clamping plate is connected with the top end surface of the inner side of the shell through the spring, the second clamping plate is arranged at the bottom part of the first clamping plate, the positioning groove is arranged on the vertical opposite surface of the second clamping plate and the first clamping plate, the positioning groove is connected with the inner side of the positioning hole, the connecting rod is connected with the middle part of the bottom end surface of the inner side of the second clamping plate, the guide rod is fastened at the middle part of the bottom end surface of the inner side of the shell, the left end surface and the right end surface of the front end surface of the driving plate are respectively rotatably connected with the bottom part of the rear end surface of the connecting rod and the left end surface of the rotating plate, the rotating plate is rotatably installed at the bottom of the inner side of the shell, the connecting mechanism is arranged on the outer side of the rotating plate, and the silica gel gasket is adhered to the inner side of the positioning groove.
Preferably, the left end and the right end of the bottom end face of the shell are respectively fastened with a first elastic sheet and a second elastic sheet, the bottom of the outer side of the first elastic sheet is provided with a cotton layer, and the bottom of the inner side of the second elastic sheet is provided with a cotton layer.
Preferably, the connecting mechanism comprises a worm, a supporting plate, a worm wheel, a fixing plate, a transmission wheel and a connecting hole, the worm penetrates through the middle lower part of the right end face of the shell, the left end of the outer side of the worm is rotatably connected with the right end face of the supporting plate, the supporting plate is fastened on the front end face of the inner side of the shell, the worm wheel is rotatably installed on the front end face of the inner side of the shell, the worm wheel and the worm are meshed with each other, the top of the front end face of the fixing plate is connected to the middle of the rear end face of the worm wheel, the transmission wheel is rotatably installed at the bottom of the rear end face of the fixing plate, the transmission wheel movably extends into the inner side of the connecting hole, and the connecting hole is formed in the middle of the front end face of the rotating plate.
Preferably, the inner side of the positioning groove is of an arc-shaped structure, and the inner diameter of the positioning groove is smaller than the inner width of the positioning hole.
Preferably, the upper and lower opposite surfaces of the first clamping plate and the second clamping plate are in arc-shaped connection with the inner side of the positioning groove, and the inner side of the positioning groove is completely covered by the silica gel gasket.
Preferably, the middle part of the bottom end face of the connecting rod is provided with a through hole, and the size of the position of the through hole corresponds to that of the guide rod.
Preferably, the guide rod is perpendicular to the bottom end face of the inner side of the shell, and the length of the guide rod is larger than that of the connecting rod.
Preferably, the outer diameter of the driving wheel corresponds to the width of the inner side of the connecting hole, and the outer diameter of the driving wheel is smaller than the length of the inner side of the connecting hole.
The utility model has the following advantages: the utility model provides a cerebral vessel interventional puncture positioning device through improvement, which has the following improvement compared with the same type of equipment:
according to the positioning device for cerebrovascular intervention puncture, the limiting mechanism is arranged on the inner side of the shell, the second clamping plate moves upwards, so that the first clamping plate and the second clamping plate are close to each other, the two opposite positioning grooves drive the silica gel gaskets to close to each other and cling to the upper end and the lower end of the outer side of the catheter, when the second clamping plate moves upwards continuously, the catheter is clamped and fixed between the two silica gel gaskets, the catheter is positioned quickly and stably, the catheter is prevented from falling off to cause secondary injury to a patient, and the beneficial effect of improving the practicability of the positioning device is achieved.
According to the positioning device for cerebrovascular intervention puncture, the middle of the bottom end face of the connecting rod is provided with the through hole, and the position of the through hole corresponds to the size of the guide rod, so that the connecting rod can move up and down stably by matching the guide rod with the through hole.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a rear view of the housing of the present invention;
FIG. 3 is a schematic view of the front cross-sectional structure of the spacing mechanism of the present invention;
FIG. 4 is a schematic view of a second cleat of the utility model;
fig. 5 is an enlarged view of the structure at a in fig. 3 according to the present invention.
Wherein: the device comprises a positioning hole-1, a shell-2, a first elastic sheet-3, a second elastic sheet-4, a cotton layer-5, a sticky layer-6, a limiting mechanism-7, a first clamping plate-71, a second clamping plate-72, a spring-73, a positioning groove-74, a connecting rod-75, a guide rod-76, a transmission plate-77, a rotating plate-78, a connecting mechanism-79, a silica gel gasket-710, a worm-791, a supporting plate-792, a worm wheel-793, a fixing plate-794, a transmission wheel-795 and a connecting hole-796.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, the present invention provides a positioning device for cerebrovascular intervention puncture by improvement, which includes a positioning hole 1 and a housing 2, wherein the positioning hole 1 penetrates through the middle of the front and rear ends of the housing 2, the left and right ends of the bottom end surface of the housing 2 are respectively fastened with a first elastic sheet 3 and a second elastic sheet 4, the bottom of the outer side of the first elastic sheet 3 is provided with a cotton layer 5, and the bottom of the inner side of the second elastic sheet 4 is provided with a cotton layer 5.
Referring to fig. 3 and 4, the present invention provides a positioning device for cerebrovascular intervention puncture by improving, wherein a limiting mechanism 7 is disposed inside a housing 2, the limiting mechanism 7 includes a first clamping plate 71, a second clamping plate 72, a spring 73, a positioning slot 74, a connecting rod 75, a guiding rod 76, a driving plate 77, a rotating plate 78, a connecting mechanism 79 and a silicone gasket 710, the first clamping plate 71 and the second clamping plate 72 are slidably mounted on the top of the inside of the housing 2, the first clamping plate 71 is connected to the top end surface of the inside of the housing 2 through the spring 73, the upper and lower opposite surfaces of the first clamping plate 71 and the second clamping plate 72 are connected to the inside of the positioning slot 74 in an arc shape, the inside of the positioning slot 74 is completely covered by the silicone gasket 710, so as to prevent the outer surface of a catheter from being scratched, the second clamping plate 72 is disposed at the bottom of the first clamping plate 71, and the positioning slot 74 is disposed on the upper and lower opposite surfaces of the second clamping plate 72 and the first clamping plate 71, the positioning slot 74 is connected to the inner side of the positioning hole 1, the inner side of the positioning slot 74 is of an arc structure, the inner diameter of the positioning slot 74 is smaller than the width of the inner side of the positioning hole 1, the positioning slot 74 drives the silica gel gasket 710 to stably clamp and fix the catheter, the connecting rod 75 is connected to the middle of the bottom end face of the second clamping plate 72, a through hole is formed in the middle of the bottom end face of the connecting rod 75, the position of the through hole corresponds to the position of the guide rod 76, the connecting rod 75 can stably and vertically move conveniently, the guide rod 76 is fastened to the middle of the bottom end face of the inner side of the shell 2, the guide rod 76 is perpendicular to the bottom end face of the inner side of the shell 2, the length of the guide rod 76 is larger than that of the connecting rod 75, the vertical movement distance of the connecting rod 75 is increased, the left and right ends of the front end face of the driving plate 77 are respectively rotatably connected with the bottom of the rear end face of the connecting rod 75 and the left end face of the front end face of the rotating plate 78, the rotating plate 78 is rotatably installed at the bottom of the inner side of the shell 2, the connecting mechanism 79 is arranged on the outer side of the rotating plate 78, the silicone gasket 710 is adhered to the inner side of the positioning groove 74.
Referring to fig. 5, the present invention provides a positioning device for cerebrovascular interventional puncture by improvement, wherein the connecting mechanism 79 comprises a worm 791, a supporting plate 792, a worm wheel 793, a fixing plate 794, a driving wheel 795 and a connecting hole 796, the worm 791 penetrates through the middle lower portion of the right end surface of the housing 2, the left end of the outer side of the worm 791 is rotatably connected with the right end surface of the supporting plate 792, the supporting plate 792 is fastened on the front end surface of the inner side of the housing 2, the worm wheel 793 is rotatably mounted on the front end surface of the inner side of the housing 2, the worm wheel 793 is engaged with the worm 791, the top of the front end surface of the fixing plate 794 is connected to the middle portion of the rear end surface of the worm wheel 793, the driving wheel 795 is rotatably mounted at the bottom of the rear end surface of the fixing plate 794, the driving wheel 795 movably extends into the connecting hole 796, the outer diameter of the driving wheel 795 corresponds to the width of the inner side of the connecting hole 796, and the outer diameter of the driving wheel 795 is smaller than the length of the inner side of the connecting hole 796, so that the driving wheel 795 cooperates with the connecting hole 796 to drive the rotating plate 78, the connecting hole 796 is opened in the middle of the front end face of the rotating plate 78.
The utility model provides a cerebrovascular intervention puncture positioning device through improvement, and the working principle is as follows;
firstly, pulling a first elastic sheet 3 and a second elastic sheet 4 to cover proper positions of a patient, then moving the first elastic sheet 3 and the second elastic sheet 4 to respectively drive a cotton layer 5 and an adhesive layer 6 to be close to each other, after the cotton layer 5 and the adhesive layer 6 are adhered together, fixing the positions of the first elastic sheet 3 and the second elastic sheet 4 is realized, and meanwhile, the first elastic sheet 3 and the second elastic sheet 4 drive a shell 2 to be fixed;
secondly, the used puncture needle drives the catheter to pass through the inner side of the positioning hole 1, and the catheter passes through the upper and lower opposite surfaces of the two opposite silica gel gaskets 710 in the process of passing through the positioning hole 1;
thirdly, the worm 791 is rotated to drive the worm wheel 793 to rotate, the worm wheel 793 drives the fixing plate 794 and the transmission wheel 795 to rotate, the transmission wheel 795 is matched with the connecting hole 796 to drive the rotating plate 78 to rotate, the rotating plate 78 drives the connecting rod 75 to move upwards by being matched with the transmission plate 77, the connecting rod 75 drives the fixedly connected second clamping plate 72 to move upwards, the second clamping plate 72 moves upwards, so that the first clamping plate 71 and the second clamping plate 72 are close to each other, the two opposite positioning grooves 74 drive the silica gel gaskets 710 to mutually close and cling to the upper end and the lower end of the outer side of the catheter, when the second clamping plate 72 continuously moves upwards, the catheter is clamped and fixed between the two silica gel gaskets 710, when the catheter is clamped and fixed, the worm 791 can be stopped to rotate, and finally, the catheter and the puncture needle which are positioned can be used.
The utility model provides a positioning device for cerebrovascular intervention puncture through improvement, wherein the second clamping plate 72 moves upwards, so that the first clamping plate 71 and the second clamping plate 72 are close to each other, and the two opposite positioning grooves 74 drive the silica gel gaskets 710 to be close to each other and cling to the upper end and the lower end of the outer side of a catheter, when the second clamping plate 72 continuously moves upwards, the catheter is clamped and fixed between the two silica gel gaskets 710, so that the catheter is positioned quickly and stably, the catheter is prevented from falling off to cause secondary injury to a patient, the practicability of the positioning device is improved, the middle part of the bottom end surface of the connecting rod 75 is provided with a through hole, the position of the through hole corresponds to the guide rod 76, and the connecting rod 75 is convenient to move up and down stably by matching the guide rod 76 with the through hole.
Claims (8)
1. A cerebrovascular intervention puncture positioning device comprises a positioning hole (1) and a shell (2), wherein the positioning hole (1) penetrates through the middle parts of the front end and the rear end of the shell (2);
the method is characterized in that: the positioning device is characterized by further comprising a limiting mechanism (7), the limiting mechanism (7) is arranged on the inner side of the shell (2), the limiting mechanism (7) comprises a first clamping plate (71), a second clamping plate (72), a spring (73), a positioning groove (74), a connecting rod (75), a guide rod (76), a transmission plate (77), a rotating plate (78), a connecting mechanism (79) and a silica gel gasket (710), the first clamping plate (71) and the second clamping plate (72) are slidably mounted at the top of the inner side of the shell (2), the first clamping plate (71) is connected to the top end face of the inner side of the shell (2) through the spring (73), the second clamping plate (72) is arranged at the bottom of the first clamping plate (71), the positioning groove (74) is formed in the vertical opposite face of the second clamping plate (72) and the first clamping plate (71), the positioning groove (74) is formed in the inner side of the positioning hole (1), the connecting rod (75) is connected to the middle of the bottom end face of the second clamping plate (72), the guide rod (76) is fastened in the middle of the bottom end face of the inner side of the shell (2), the left end and the right end of the front end face of the transmission plate (77) are respectively rotatably connected with the bottom of the rear end face of the connecting rod (75) and the left end of the front end face of the rotating plate (78), the rotating plate (78) is rotatably installed at the bottom of the inner side of the shell (2), the connecting mechanism (79) is arranged on the outer side of the rotating plate (78), and the silica gel gasket (710) is adhered to the inner side of the positioning groove (74).
2. The positioning device for cerebrovascular interventional puncture according to claim 1, wherein: both ends are fastened respectively and are had first flexure strip (3) and second flexure strip (4) about shell (2) bottom face, first flexure strip (3) outside bottom is provided with cotton layer (5), second flexure strip (4) inboard bottom is provided with cotton layer (5).
3. The positioning device for cerebrovascular interventional puncture according to claim 1, wherein: the connecting mechanism (79) comprises a worm (791), a supporting plate (792), a worm wheel (793), a fixing plate (794), a driving wheel (795) and a connecting hole (796), the worm (791) penetrates through the middle lower part of the right end face of the shell (2), and the left end of the outer side of the worm (791) is rotationally connected with the right end face of the support plate (792), the support plate (792) is fastened on the front end surface of the inner side of the shell (2), the worm wheel (793) is rotatably arranged on the front end surface of the inner side of the shell (2), the worm wheel (793) is meshed with the worm (791), the top of the front end face of the fixing plate (794) is connected with the middle of the rear end face of the worm wheel (793), the driving wheel (795) is rotatably arranged at the bottom of the rear end face of the fixing plate (794), and the driving wheel (795) movably extends into the inner side of the connecting hole (796), and the connecting hole (796) is arranged in the middle of the front end face of the rotating plate (78).
4. The positioning device for cerebrovascular interventional puncture according to claim 1, wherein: the inner side of the positioning groove (74) is of an arc-shaped structure, and the inner diameter of the positioning groove (74) is smaller than the inner width of the positioning hole (1).
5. The positioning device for cerebrovascular interventional puncture according to claim 1, wherein: the upper and lower opposite surfaces of the first clamping plate (71) and the second clamping plate (72) are in arc-shaped connection with the inner side of the positioning groove (74), and the inner side of the positioning groove (74) is completely covered by a silica gel gasket (710).
6. The positioning device for cerebrovascular interventional puncture according to claim 1, wherein: the middle part of the bottom end surface of the connecting rod (75) is provided with a through hole, and the size of the position of the through hole corresponds to that of the guide rod (76).
7. The positioning device for cerebrovascular interventional puncture according to claim 1, wherein: the guide rod (76) is perpendicular to the bottom end face of the inner side of the shell (2), and the length of the guide rod (76) is larger than that of the connecting rod (75).
8. The positioning device for cerebrovascular interventional puncture according to claim 3, wherein: the outer diameter of the driving wheel (795) corresponds to the inner side width of the connecting hole (796), and the outer diameter of the driving wheel (795) is smaller than the inner side length of the connecting hole (796).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121564886.4U CN215349338U (en) | 2021-07-09 | 2021-07-09 | Cerebrovascular intervention puncture positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121564886.4U CN215349338U (en) | 2021-07-09 | 2021-07-09 | Cerebrovascular intervention puncture positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215349338U true CN215349338U (en) | 2021-12-31 |
Family
ID=79608371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121564886.4U Expired - Fee Related CN215349338U (en) | 2021-07-09 | 2021-07-09 | Cerebrovascular intervention puncture positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215349338U (en) |
-
2021
- 2021-07-09 CN CN202121564886.4U patent/CN215349338U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |