CN212729932U - Neural puncture positioner that intervenes - Google Patents
Neural puncture positioner that intervenes Download PDFInfo
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- CN212729932U CN212729932U CN202020856395.6U CN202020856395U CN212729932U CN 212729932 U CN212729932 U CN 212729932U CN 202020856395 U CN202020856395 U CN 202020856395U CN 212729932 U CN212729932 U CN 212729932U
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- fixedly connected
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Abstract
The utility model belongs to the technical field of medical equipment, in particular to a nerve intervention puncture positioning device, which comprises a clamp, wherein one end of the clamp is fixedly connected with a shell, the shell is provided with an opening matched with the other end of the clamp, and the other end of the clamp passes through the opening and is connected with the shell in a sliding way; the two sides of the clamp are fixedly connected with supporting seats, sliding belts are rotatably connected to the supporting seats, adjusting belts are fixedly connected to the middle positions of the sliding belts, the other ends of the adjusting belts are slidably connected with the shell, and the shell is provided with an opening matched with the adjusting belts; be connected with fixed establishment on the sliding strip, fixed establishment include with sliding strip sliding connection's sliding block, can dismantle on the sliding block and be fixed with the pjncture needle, the effectual fixed unstable, the fixed angle that have solved among the prior art that puncture positioner exists is difficult to adjust and fixes uncomfortable problem.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to puncture positioner is intervene to nerve.
Background
At present, when cardiovascular and cerebrovascular interventional therapy is performed on a patient, a puncture needle is mostly used for directly puncturing a blood vessel, then an injector is disassembled, and a catheter is inserted. However, such a fixing manner is not stable enough, and the fixed angle is difficult to adjust, sometimes the adhesive tape drops off the catheter and the catheter slides, which may increase the pain of the patient and affect the smooth proceeding of the treatment, and the fixing band with the fixing plate is used in the existing puncture positioning device, and the fixing plate is hard, which may increase the discomfort of the patient when placed on the body of the patient.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a puncture positioner is intervene to nerve, the effectual fixed unstable, the fixed angle that have solved among the prior art puncture positioner existence are difficult to adjust and fix uncomfortable problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a nerve intervention puncture positioning device comprises a hoop, wherein one end of the hoop is fixedly connected with a shell, the shell is provided with an opening matched with the other end of the hoop, and the other end of the hoop penetrates through the opening and is in sliding connection with the shell; the two sides of the clamp are fixedly connected with supporting seats, sliding belts are rotatably connected to the supporting seats, adjusting belts are fixedly connected to the middle positions of the sliding belts, the other ends of the adjusting belts are slidably connected with the shell, and the shell is provided with an opening matched with the adjusting belts; the sliding belt is connected with a fixing mechanism, the fixing mechanism comprises a sliding block in sliding connection with the sliding belt, and a puncture needle is detachably fixed on the sliding block.
Furthermore, a first adjusting mechanism matched with the hoop is arranged in the shell and comprises a first gear rotationally connected with the shell, a ratchet wheel is coaxially and fixedly connected with the first gear, and the ratchet wheel is matched with the hoop; the hoop is provided with a first meshing tooth matched with the ratchet wheel; a pawl matched with the ratchet wheel is rotatably connected to the shell, the other end of the pawl is rotatably connected with a connecting block, the other end of the connecting block is rotatably connected with a snap fastener, and the snap fastener is connected with the shell in a sliding manner; and the pawl is fixedly connected with a compression spring, and the other end of the compression spring is fixedly connected with the shell.
Furthermore, a second adjusting mechanism matched with the adjusting belt is connected to the shell, the second adjusting mechanism comprises a worm rotatably connected with the shell, and the top end of the worm is fixedly connected with a hand-operated turntable; the worm is meshed with a worm wheel, the two sides of the worm wheel are coaxially and fixedly connected with a second gear matched with the adjusting belt, and the adjusting belt is fixedly connected with a second meshing tooth matched with the second gear.
Furthermore, a sliding groove matched with the sliding block is arranged on the sliding belt, the sliding block slides in the sliding groove, and a groove matched with the sliding groove is formed in the sliding block; the sliding block is also rotatably connected with a fixed button matched with the sliding belt.
Furthermore, the bottom of the first gear is fixedly connected with a reset torsion spring, and the other end of the reset torsion spring is fixedly connected with the shell.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses novel structure, the design is ingenious, and convenient operation through the cooperation setting of first adjustment mechanism and clamp, guarantees the utility model discloses fix when using on patient's head, very big has made things convenient for the fixed operation of this device, improves the utility model's stability; the sliding belt is rotationally connected with the clamp, so that the rotating angle of the sliding belt is controlled according to the puncture position when the utility model is used, and the adjustability of the fixed angle of the utility model is improved; the second adjusting mechanism is matched with the adjusting belt, so that the length of the sliding belt can be conveniently adjusted when the sliding belt adjusting device is used, the sliding belt can be adjusted, and the accuracy of the sliding belt adjusting device is improved; through the cooperation setting in sliding block and slip area, guarantee the utility model discloses according to puncture position control sliding block sliding selection suitable position, improve when using the utility model discloses an degree of accuracy.
Drawings
Fig. 1 is a first perspective view of the overall structure of the present invention;
fig. 2 is a second axial view of the overall structure of the present invention;
FIG. 3 is an isometric view of the clamp of the present invention;
fig. 4 is an isometric view of a first adjustment mechanism of the present invention;
fig. 5 is an isometric view of a second adjustment mechanism of the present invention;
FIG. 6 is an isometric view of the slider of the present invention;
in the figure: 1. an adjustment belt; 2. a supporting seat; 3. a housing; 4. a fixing mechanism; 5. puncturing needle; 6. a sliding belt; 7. clamping a hoop; 8. a hand-operated turntable; 9. a first adjustment mechanism; 10. a first meshing tooth; 11. a return torsion spring; 12. snapping; 13. connecting blocks; 14. a ratchet wheel; 15. a pawl; 16. a compression spring; 17. a first gear; 18. a second gear; 19. a second meshing tooth; 20. a worm gear; 21. a worm; 22. a slider; 23. and fixing the button.
Detailed Description
As shown in fig. 1 and 2, the neural intervention puncture positioning device comprises a clamp 7, wherein one end of the clamp 7 is fixedly connected with a shell 3, the shell 3 is provided with an opening matched with the other end of the clamp 7, and the other end of the clamp 7 penetrates through the opening to be in sliding connection with the shell 3; the two sides of the hoop 7 are fixedly connected with supporting seats 2, sliding belts 6 are rotatably connected to the supporting seats 2, adjusting belts 1 are fixedly connected to the middle positions of the sliding belts 6, the other ends of the adjusting belts 1 are slidably connected with the shell 3, and openings matched with the adjusting belts 1 are formed in the shell 3; the sliding belt 6 is connected with a fixing mechanism 4, the fixing mechanism 4 comprises a sliding block 22 which is in sliding connection with the sliding belt 6, and the sliding block 22 is detachably fixed with a puncture needle 5.
When the utility model is used, medical staff fixes the device on the head of a patient by using the clamp 7 to match with the shell 3, then uses the adjusting belt 1 to control the sliding plate to rotate around the supporting seat 2 according to the position to be punctured, and then controls the sliding block 22 to drive the puncture needle 5 to slide on the sliding belt 6, and selects a proper puncture position; the clamp 7 is arranged to ensure that the device is fixed on the head of a patient when in use, thereby greatly facilitating the fixing operation of the device and improving the stability of the device; the sliding belt 6 is rotationally connected with the hoop 7, so that the rotation angle of the sliding belt 6 is controlled according to the puncture position when the utility model is used, and the adjustability of the fixed angle of the utility model is improved; through the cooperation setting of sliding block 22 and sliding belt 6, guarantee the utility model discloses slide when using and select suitable position, improve according to puncture position control sliding block 22 the utility model discloses an degree of accuracy.
As shown in fig. 3 and 4, a first adjusting mechanism 9 matched with the clamp 7 is arranged in the housing 3, the first adjusting mechanism 9 includes a first gear 17 rotatably connected with the housing 3, a ratchet 14 is coaxially and fixedly connected to the first gear 17, and the ratchet 14 is matched with the clamp 7; the hoop 7 is provided with a first meshing tooth 10 matched with the ratchet 14; a pawl 15 matched with the ratchet wheel 14 is rotatably connected to the shell 3, the other end of the pawl 15 is rotatably connected with a connecting block 13, the other end of the connecting block 13 is rotatably connected with a snap fastener 12, and the snap fastener 12 is slidably connected with the shell 3; a compression spring 16 is fixedly connected to the pawl 15, and the other end of the compression spring 16 is fixedly connected with the shell 3; the bottom of the first gear 17 is fixedly connected with a reset torsion spring 11, and the other end of the reset torsion spring 11 is fixedly connected with the shell 3.
When the utility model is used, one hand of the medical staff controls the device to cover the head of the patient by using the shell 3, the other hand controls the other end of the hoop 7 to pass through the opening on the shell 3, meanwhile, the first meshing tooth 10 on the hoop 7 is matched with the first gear 17 to drive the first gear 17 to rotate, and the first gear 17 drives the ratchet wheel 14 and the reset torsion spring 11; the pawl 15 ensures that the pawl 15 and the first gear 17 do not rotate under the action of the compression spring 16; when the device needs to be taken down, the snap fastener 12 is pressed, the snap fastener 12 drives the pawl 15 to rotate through the connecting block 13, the first gear 17 rotates under the action of the reset torsion spring 11, and the first gear 17 is matched with the first meshing teeth 10 to loosen the hoop 7; rotate with clamp 7 through slide tape 6 and be connected, guarantee the utility model discloses according to the turned angle of puncture position control slide tape 6 when using, improved the utility model discloses fixed angle's adjustability.
As shown in fig. 5, the housing 3 is further connected with a second adjusting mechanism matched with the adjusting belt 1, the second adjusting mechanism comprises a worm 21 rotatably connected with the housing 3, and the top end of the worm 21 is fixedly connected with a hand-operated turntable 8; the worm 21 is engaged with a worm wheel 20, both sides of the worm wheel 20 are coaxially and fixedly connected with a second gear 18 matched with the adjusting belt 1, and the adjusting belt 1 is fixedly connected with a second engaging tooth 19 matched with the second gear 18.
When the utility model is used, medical personnel use the hand-operated rotary disc 8 to control the worm 21 to rotate, the worm 21 is meshed to drive the worm wheel 20 to rotate, the worm wheel 20 coaxially drives the second gear 18, and the second gear 18 is matched with the second meshing gear 19 to drive the adjusting belt 1 to slide; through the cooperation setting of second adjustment mechanism and regulation band 1, guarantee the utility model discloses convenient and easy regulation slide tape 6's length when using, and then adjust slide tape 6, improve the utility model discloses an degree of accuracy.
As shown in fig. 6, the sliding belt 6 is provided with a sliding slot matching with the sliding block 22, the sliding block 22 slides in the sliding slot, and the sliding block 22 is provided with a groove matching with the sliding slot; the sliding block 22 is also rotatably connected with a fixed button 23 matched with the sliding belt 6.
When the utility model is used, medical personnel firstly loosen the fixing button 23 to fix the sliding block 22, control the sliding block 22 to slide to a proper position on the sliding belt 6 through the matching of the groove and the chute, and fix the sliding block 22 by using the fixing button 23; through the cooperation setting of sliding block 22 and sliding belt 6, guarantee the utility model discloses slide when using and select suitable position, improve according to puncture position control sliding block 22 the utility model discloses an degree of accuracy.
The utility model discloses a working process does:
the utility model discloses when using, medical personnel use clamp 7 and casing 3 to cooperate and fix this device at patient's head: one hand controls the device to cover the head of a patient by using the shell 3, the other hand controls the other end of the hoop 7 to penetrate through the opening on the shell 3, meanwhile, the first meshing teeth 10 on the hoop 7 are matched with the first gear 17 to drive the first gear 17 to rotate, and the first gear 17 drives the ratchet wheel 14 and the reset torsion spring 11; the pawl 15 ensures that the pawl 15 and the first gear 17 do not rotate under the action of the compression spring 16;
then the sliding plate is controlled to rotate around the supporting seat 2 by using the adjusting belt 1 according to the position needing puncturing: the hand-operated turntable 8 is used for controlling the worm 21 to rotate, the worm 21 is meshed with the worm wheel 20 to drive the worm wheel 20 to rotate, the worm wheel 20 coaxially drives the second gear 18, the second gear 18 is matched with the second meshed teeth 19 to drive the adjusting belt 1 to slide, and the adjusting belt 1 drives the sliding belt 6 to rotate around the supporting seat 2;
the slider 22 is then used to control the sliding of the puncture needle 5 on the slide belt 6: firstly, the fixing of the fixed button 23 to the sliding block 22 is loosened, the sliding block 22 is controlled to slide to a proper position on the sliding belt 6 through the matching of the groove and the sliding chute, the fixed button 23 is used for fixing the sliding block 22, and a proper puncture position is selected;
when the device needs to be taken down, the snap fastener 12 is pressed, the snap fastener 12 drives the pawl 15 to rotate through the connecting block 13, the first gear 17 rotates under the action of the reset torsion spring 11, and the first gear 17 is matched with the first meshing tooth 10 to loosen the clamp 7.
Claims (5)
1. The utility model provides a neural intervention puncture positioner, includes clamp (7), its characterized in that: one end of the hoop (7) is fixedly connected with the shell (3), the shell (3) is provided with an opening matched with the other end of the hoop (7), and the other end of the hoop (7) penetrates through the opening to be connected with the shell (3) in a sliding manner; the two sides of the hoop (7) are fixedly connected with supporting seats (2), sliding belts (6) are rotatably connected to the supporting seats (2), adjusting belts (1) are fixedly connected to the middle positions of the sliding belts (6), the other ends of the adjusting belts (1) are slidably connected with the shell (3), and openings matched with the adjusting belts (1) are formed in the shell (3); the puncture needle is characterized in that a fixing mechanism (4) is connected to the sliding belt (6), the fixing mechanism (4) comprises a sliding block (22) in sliding connection with the sliding belt (6), and a puncture needle (5) is detachably fixed on the sliding block (22).
2. A neuro-interventional puncture positioning device according to claim 1, wherein: a first adjusting mechanism (9) matched with the clamp (7) is arranged in the shell (3), the first adjusting mechanism (9) comprises a first gear (17) rotatably connected with the shell (3), a ratchet wheel (14) is coaxially and fixedly connected with the first gear (17), and the ratchet wheel (14) is matched with the clamp (7); the hoop (7) is provided with a first meshing tooth (10) matched with the ratchet wheel (14); a pawl (15) matched with the ratchet wheel (14) is rotatably connected to the shell (3), the other end of the pawl (15) is rotatably connected with a connecting block (13), the other end of the connecting block (13) is rotatably connected with a snap fastener (12), and the snap fastener (12) is slidably connected with the shell (3); and a compression spring (16) is fixedly connected to the pawl (15), and the other end of the compression spring (16) is fixedly connected with the shell (3).
3. A neuro-interventional puncture positioning device according to claim 1, wherein: the shell (3) is also connected with a second adjusting mechanism matched with the adjusting belt (1), the second adjusting mechanism comprises a worm (21) rotatably connected with the shell (3), and the top end of the worm (21) is fixedly connected with a hand-operated turntable (8); the worm (21) is meshed with a worm wheel (20), two sides of the worm wheel (20) are coaxially and fixedly connected with a second gear (18) matched with the adjusting belt (1), and the adjusting belt (1) is fixedly connected with a second meshing tooth (19) matched with the second gear (18).
4. A neuro-interventional puncture positioning device according to claim 1, wherein: the sliding belt (6) is provided with a sliding chute matched with the sliding block (22), the sliding block (22) slides in the sliding chute, and the sliding block (22) is provided with a groove matched with the sliding chute; the sliding block (22) is also rotatably connected with a fixed button (23) matched with the sliding belt (6).
5. A neuro-interventional puncture positioning device according to claim 2, wherein: the bottom of the first gear (17) is fixedly connected with a reset torsion spring (11), and the other end of the reset torsion spring (11) is fixedly connected with the shell (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020856395.6U CN212729932U (en) | 2020-05-20 | 2020-05-20 | Neural puncture positioner that intervenes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020856395.6U CN212729932U (en) | 2020-05-20 | 2020-05-20 | Neural puncture positioner that intervenes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212729932U true CN212729932U (en) | 2021-03-19 |
Family
ID=75004886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020856395.6U Expired - Fee Related CN212729932U (en) | 2020-05-20 | 2020-05-20 | Neural puncture positioner that intervenes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212729932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113476114A (en) * | 2021-07-01 | 2021-10-08 | 吉林大学 | Cerebral vessel intervention puncture positioning device for nerve intervention |
-
2020
- 2020-05-20 CN CN202020856395.6U patent/CN212729932U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113476114A (en) * | 2021-07-01 | 2021-10-08 | 吉林大学 | Cerebral vessel intervention puncture positioning device for nerve intervention |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210319 |