CN219720798U - Push type nucleus pulposus clamp convenient to use - Google Patents
Push type nucleus pulposus clamp convenient to use Download PDFInfo
- Publication number
- CN219720798U CN219720798U CN202321024136.7U CN202321024136U CN219720798U CN 219720798 U CN219720798 U CN 219720798U CN 202321024136 U CN202321024136 U CN 202321024136U CN 219720798 U CN219720798 U CN 219720798U
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- nucleus pulposus
- handle
- jaw
- push
- pull rod
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- 238000003491 array Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 210000000080 chela (arthropods) Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 206010050296 Intervertebral disc protrusion Diseases 0.000 description 1
- 206010041591 Spinal osteoarthritis Diseases 0.000 description 1
- 208000036319 cervical spondylosis Diseases 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 206010025005 lumbar spinal stenosis Diseases 0.000 description 1
- 208000015122 neurodegenerative disease Diseases 0.000 description 1
- 208000005198 spinal stenosis Diseases 0.000 description 1
- 208000005801 spondylosis Diseases 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a pair of conveniently used push-type nucleus pulposus pliers, which comprises a first handle, a second handle, a fitting pipe, a push-pull rod, a rod pipe with a hollow interior, an upper nucleus pulposus jaw and a lower nucleus pulposus jaw, wherein the first handle is also provided with a supporting ring and a containing opening, the supporting ring is of a U-shaped structure and is connected with the first handle through a rotatable pin shaft, one side of the second handle, which is close to the first handle, is provided with a bayonet, and the bayonet is matched with the supporting ring. The relative position between the first handle and the second handle is automatically maintained by the action of the spring when the supporting ring is placed in a proper bayonet after clamping human tissues, and even if the hand errors of medical staff occur, the problem that the occlusion state of the upper nucleus pulposus clamp and the lower nucleus pulposus clamp becomes loose, so that the human tissues drop and need to be clamped again is not easy to occur.
Description
Technical Field
The utility model relates to the technical field of nucleus pulposus pliers, in particular to a push type nucleus pulposus pliers convenient to use.
Background
With the increasing incidence of degenerative diseases of the spine including cervical spondylosis, lumbar disc herniation, lumbar spinal stenosis, and the like, surgery often involves the removal of the disc, with the nucleus pulposus forceps being the most important tool.
When medical staff bites human tissues to be taken out by using the nucleus pulposus forceps in the using process of the traditional nucleus pulposus forceps, the hands are required to maintain a fixed posture until the human tissues are taken out. Therefore, due to the fact that the medical staff is inevitably tired in the operation process, the situation that the clamped human tissues fall off easily occurs if the force applied to the handles of the nucleus pulposus pliers on the hands is reduced or the hands slide in the clamping process.
Disclosure of Invention
(one) solving the technical problems
The utility model aims to solve the technical problems that: in the prior art, when medical staff bites human tissues to be taken out by using the nucleus pulposus forceps in the using process, the hands are required to maintain a fixed posture until the human tissues are taken out. Therefore, due to the fact that the medical staff is inevitably tired in the operation process, the problem that the clamped human tissue falls easily occurs if the force applied to the handles of the nucleus pulposus pliers on the hands is reduced or the hands slide in the clamping process.
(II) technical scheme
In order to solve the problems, the utility model provides the following technical scheme: the utility model provides a convenient to use's push-type nucleus pulposus pincers, includes first handle, second handle, dress pipe, push-and-pull rod, inside hollow pole pipe, goes up nucleus pulposus and keep silent with lower nucleus pulposus, lower nucleus pulposus keeps silent and sets up the one end of pole pipe, the pull rod wears to be in the pole pipe just one end of pull rod with go up nucleus pulposus keep silent swing joint, go up the nucleus pulposus keep silent with down through the round pin hub connection between the nucleus pulposus keep silent to can realize relative rotation, the pull rod keep away from one end of going up the nucleus pulposus keep silent with the one end of push-and-pull tube is connected, the one end of dress pipe with one end of second handle is connected, the push-and-pull tube passes the assembly pipe with first handle swing joint, still be equipped with on the first handle and support the holding mouth, the holding mouth sets up the lower part of first handle is convenient to be in when supporting the ring does not use is fixed accomodate, first handle is close to by first handle bayonet socket and first handle one side can be connected with the bayonet socket after the first handle is passed through.
Further, the supporting ring comprises a group of sleeves, a U-shaped contact ring, a group of connecting rods and springs.
Further, a group of connecting rods are respectively and fixedly connected with two ends of the rotatable pin shaft, a group of sleeves are symmetrically and fixedly connected with the contact ring, one end of the spring is fixedly connected with the contact ring, and the other end of the spring is fixedly connected with one end of the connecting rod, which is far away from the rotatable pin shaft.
Further, the connecting rod is in transitional connection with the inner wall of the sleeve.
Furthermore, the bayonet is provided with a plurality of equidistant linear arrays and is arranged on the second handle.
Further, a group of elastic sheets are further arranged on the first handle, and the elastic sheets are respectively arranged on the side walls of the two sides of the containing opening.
Further, the upper portion of the first handle is further provided with an arc-shaped groove, a spherical connecting block is fixedly arranged on the push-pull rod, and the connecting block is arranged in the arc-shaped groove and can rotate.
Furthermore, the upper nucleus pulposus jaw and the lower nucleus pulposus jaw are respectively provided with a hollowed-out bulge and a saw-tooth bulge, and the upper nucleus pulposus jaw is matched with the lower nucleus pulposus jaw.
(III) beneficial effects
The utility model has the beneficial effects that:
1: the upper nucleus jaw and the lower nucleus jaw are meshed in a pushing mode, so that the upper nucleus jaw and the lower nucleus jaw are meshed more tightly, friction among parts is reduced due to the mode of a horizontal straight push-pull rod, and the service life of the nucleus pliers is greatly prolonged.
2: the support ring through setting up will support the ring and place the relative position between first handle and the second handle through the effect of spring in the bayonet socket that is fit for after the human tissue of gripping, even medical staff's hand's mistake also be difficult to appear going up nucleus pulposus pincers and the problem that the interlock state of nucleus pulposus pincers becomes loose and leads to human tissue to drop and need grip again down.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a cross-sectional view of the present utility model;
FIG. 4 is an enlarged view at B in FIG. 3;
FIG. 5 is a schematic view of the structure of the tightening ring of the present utility model;
FIG. 6 is a schematic view of the upper core jaw structure of the present utility model;
FIG. 7 is a schematic view of the structure of the lower core jaw of the present utility model;
in the figure: 1-a first handle, 2-a second handle, 3-a fitting pipe, 4-a push-pull rod, 5-a pull rod, 6-a rod pipe, 7-an upper nucleus jaw, 8-a lower nucleus jaw, 9-a tightening ring, 10-a receiving opening, 11-a bayonet, 12-an elastic piece, 13-an arc-shaped groove, 14-a hollow, 15-a bulge and 16-a connecting block;
9 a-sleeve, 9 b-contact ring, 9 c-connecting rod, 9 d-spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 7, a push-type nucleus pulposus pliers convenient to use comprises a first handle 1, a second handle 2, an assembling tube 3, a push-pull rod 4, a pull rod 5, an inside hollow rod tube 6, an upper nucleus pulposus jaw 7 and a lower nucleus pulposus jaw 8, wherein the lower nucleus pulposus jaw 8 is arranged at one end of the rod tube 6, one end of the assembling tube 3 is connected with one end of the second handle 2, the pull rod 5 penetrates through the rod tube 6, one end of the pull rod 5 is movably connected with the upper nucleus pulposus jaw 7, the upper nucleus pulposus jaw 7 is connected with the lower nucleus pulposus jaw 8 through a pin shaft, relative rotation can be realized, one end of the pull rod 5 far away from the upper nucleus pulposus jaw 7 is connected with one end of the push-pull rod 4, the push-pull rod 4 penetrates through the assembling tube 3 and the first handle 1, the first handle 1 is further provided with a supporting ring 9 and a containing opening 10, the supporting ring 9 is of a U-like structure and is connected with the first handle 1 through a rotatable pin shaft, the containing opening 10 is arranged at the lower part of the first handle 1, the supporting ring 9 is convenient to be stored in the first handle 1 when the supporting ring 9 is not used, the first handle 2 is fixed, the first handle 2 is close to the first handle 1 and the first handle 1 is connected with the first handle 2 through the bayonet socket 11 through the bayonet joint, and the bayonet joint is capable of being matched with the first handle 2.
The upper nucleus jaw 7 and the lower nucleus jaw 8 are meshed in a pushing mode, so that the upper nucleus jaw 7 and the lower nucleus jaw 8 are meshed more tightly, friction among parts is reduced by the mode of the horizontal straight push-pull rod 5, and the service life of the nucleus pliers is greatly prolonged. The relative position between the first handle 1 and the second handle 2 is automatically maintained by the action of the spring 9d when the supporting ring 9 is placed in a proper bayonet 11 after the clamped human tissue, and even if the hand of medical staff is in error, the problem that the occlusion state of the upper nucleus pulposus jaw 7 and the lower nucleus pulposus jaw 8 becomes loose, so that the human tissue falls and needs to be clamped again is not easy to occur.
Specifically, the tightening ring 9 includes a set of bushings 9a, a U-shaped contact ring 9b, a set of connecting rods 9c, and springs 9d.
Specifically, a set of connecting rods 9c are respectively and fixedly connected with two ends of the rotatable pin shaft, a set of sleeves 9a are symmetrically and fixedly connected with the contact ring 9b, one end of the spring 9d is fixedly connected with the contact ring 9b, and the other end of the spring 9d is fixedly connected with one end, far away from the rotatable pin shaft, of the connecting rod 9 c.
In this embodiment, the spring 9d plays a certain role in buffering when the supporting ring 9 is matched with the bayonet 11 to support tightly, and meanwhile, the contact ring 9b is more convenient to be clamped into the bayonet 11. In addition, when the contact ring 9b is required to be taken out after the human tissue is taken out, medical staff holds the contact ring 9b to pull the contact ring towards the direction of the sleeve 9a, and the spring 9d is compressed, so that the collection is convenient.
Specifically, the connecting rod 9c is in transitional connection with the inner wall of the sleeve 9 a.
Specifically, the bayonet 11 is provided in a plurality and equidistant in a linear array on the second handle 2.
Specifically, the first handle 1 is further provided with a set of elastic pieces 12, and the set of elastic pieces 12 are respectively disposed on two side walls of the receiving opening 10.
Specifically, the upper portion of the first handle 1 is further provided with an arc-shaped groove 13, a spherical connecting block 16 is fixedly arranged on the push-pull rod 4, and the connecting block 16 is arranged in the arc-shaped groove 13 and can rotate.
Specifically, the upper nucleus jaw 7 and the lower nucleus jaw 8 are respectively provided with a hollowed-out part 14 and a saw-tooth-shaped bulge 15, and the upper nucleus jaw 7 is matched with the lower nucleus jaw 8.
In this embodiment, the hollow 14 plays a role in removing the liquid of the human tissue, and the serrated protrusions 15 can have an anti-slip effect when clamping the human tissue, so that the human tissue can be taken out more conveniently.
When the nucleus pulposus clamp is used, the upper nucleus pulposus clamp jaw 7 and the lower nucleus pulposus clamp jaw 8 are meshed in a pushing mode, so that the upper nucleus pulposus clamp jaw 7 and the lower nucleus pulposus clamp jaw 8 are meshed more tightly, friction among parts is reduced due to the mode of the horizontal straight push-pull rod 5, and the service life of the nucleus pulposus clamp is greatly prolonged. The spring 9d plays a certain buffering role when the abutting ring 9 is matched with the bayonet 11 to abut, and meanwhile, the contact ring 9b is more conveniently clamped into the bayonet 11. In addition, when the contact ring 9b is required to be taken out after the human tissue is taken out, medical staff holds the contact ring 9b to pull the contact ring towards the direction of the sleeve 9a, and the spring 9d is compressed, so that the collection is convenient. The relative position between the first handle 1 and the second handle 2 is automatically maintained by the action of the spring 9d when the supporting ring 9 is placed in a proper bayonet 11 after the clamped human tissue, and even if the hand of medical staff is in error, the problem that the occlusion state of the upper nucleus pulposus jaw 7 and the lower nucleus pulposus jaw 8 becomes loose, so that the human tissue falls and needs to be clamped again is not easy to occur. The hollowed-out parts 14 play a role in removing human tissue fluid, and the serrated protrusions 15 can have an anti-slip effect when clamping human tissues, so that the human tissues can be taken out more conveniently.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. A push type nucleus pulposus clamp convenient to use, which is characterized in that: the device comprises a first handle (1), a second handle (2), an assembly pipe (3), a push-pull rod (4), a pull rod (5), a rod pipe (6) with a hollow interior, an upper nucleus pulposus jaw (7) and a lower nucleus pulposus jaw (8), wherein the lower nucleus pulposus jaw (8) is arranged at one end of the rod pipe (6), the pull rod (5) penetrates through the rod pipe (6) and one end of the pull rod (5) is movably connected with the upper nucleus pulposus jaw (7), the upper nucleus pulposus jaw (7) is connected with the lower nucleus pulposus jaw (8) through a pin shaft, one end of the pull rod (5) far away from the upper nucleus pulposus jaw (7) is connected with one end of the rod (4), one end of the assembly pipe (3) is connected with one end of the first handle (2), the pull rod (4) penetrates through the assembly pipe (3) and is movably connected with the first handle (1), a holding ring (9) is arranged on the first handle (1) and is movably connected with the lower handle (9), the holding ring (9) is arranged at the holding ring (9) and the holding ring (9) is in a position similar to the holding structure, and the holding ring (9) is arranged at the holding ring (1) is convenient to be held by the holding part with the holding part (1, one side of the second handle (2) close to the first handle (1) is provided with a bayonet (11), the bayonet (11) is matched with the supporting ring (9), the first handle (1) is connected with the second handle (2) through a pin shaft, and the connected second handle (2) can rotate.
2. A push-on nucleus pulposus clamp convenient to use as in claim 1, wherein: the supporting ring (9) comprises a group of sleeves (9 a), a U-shaped contact ring (9 b), a group of connecting rods (9 c) and springs (9 d).
3. A push-on nucleus pulposus clamp convenient to use as in claim 2, wherein: the two ends of the connecting rod (9 c) are respectively and fixedly connected with the rotatable pin shaft, the sleeve (9 a) is symmetrically and fixedly connected with the contact ring (9 b), one end of the spring (9 d) is fixedly connected with the contact ring (9 b), and the other end of the spring is fixedly connected with one end of the connecting rod (9 c) far away from the rotatable pin shaft.
4. A push-on nucleus pulposus clamp convenient to use as in claim 2, wherein: the connecting rod (9 c) is in transitional connection with the inner wall of the sleeve (9 a).
5. A push-on nucleus pulposus clamp convenient to use as in claim 1, wherein: the bayonet (11) is provided with a plurality of equidistant linear arrays and is arranged on the second handle (2).
6. A push-on nucleus pulposus clamp convenient to use as in claim 1, wherein: the first handle (1) is also provided with a group of elastic sheets (12), and the group of elastic sheets (12) are respectively arranged on the side walls of the two sides of the containing opening (10).
7. A push-on nucleus pulposus clamp convenient to use as in claim 1, wherein: the upper part of the first handle (1) is also provided with an arc-shaped groove (13), the push-pull rod (4) is fixedly provided with a spherical connecting block (16), and the connecting block (16) is arranged in the arc-shaped groove (13) and can rotate.
8. A push-on nucleus pulposus clamp convenient to use as in claim 1, wherein: the upper nucleus pulposus jaw (7) and the lower nucleus pulposus jaw (8) are respectively provided with a hollowed-out part (14) and a zigzag bulge (15), and the upper nucleus pulposus jaw (7) is matched with the lower nucleus pulposus jaw (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321024136.7U CN219720798U (en) | 2023-05-04 | 2023-05-04 | Push type nucleus pulposus clamp convenient to use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321024136.7U CN219720798U (en) | 2023-05-04 | 2023-05-04 | Push type nucleus pulposus clamp convenient to use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219720798U true CN219720798U (en) | 2023-09-22 |
Family
ID=88025826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321024136.7U Active CN219720798U (en) | 2023-05-04 | 2023-05-04 | Push type nucleus pulposus clamp convenient to use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219720798U (en) |
-
2023
- 2023-05-04 CN CN202321024136.7U patent/CN219720798U/en active Active
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| GR01 | Patent grant |