CN220714151U - Needle holding device for ophthalmic clinical operation - Google Patents
Needle holding device for ophthalmic clinical operation Download PDFInfo
- Publication number
- CN220714151U CN220714151U CN202321803650.0U CN202321803650U CN220714151U CN 220714151 U CN220714151 U CN 220714151U CN 202321803650 U CN202321803650 U CN 202321803650U CN 220714151 U CN220714151 U CN 220714151U
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- China
- Prior art keywords
- connecting rod
- rod
- clamping ring
- surgical needle
- pulling
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- 230000000694 effects Effects 0.000 claims description 7
- 239000004816 latex Substances 0.000 claims description 2
- 229920000126 latex Polymers 0.000 claims description 2
- 201000010099 disease Diseases 0.000 description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 208000002177 Cataract Diseases 0.000 description 1
- 208000010412 Glaucoma Diseases 0.000 description 1
- 241000270923 Hesperostipa comata Species 0.000 description 1
- 206010061323 Optic neuropathy Diseases 0.000 description 1
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 208000030533 eye disease Diseases 0.000 description 1
- 208000020911 optic nerve disease Diseases 0.000 description 1
- 210000001525 retina Anatomy 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 210000004127 vitreous body Anatomy 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model discloses an ophthalmic clinical operation needle holding device, which relates to the field of medical instruments and comprises a connecting block, wherein a connecting rod I and a connecting rod II are movably clamped in the connecting block respectively, the connecting rod is positioned above the connecting rod I, a clamping ring I is fixedly arranged on the front side of the connecting rod I, a clamping ring II is fixedly arranged on the front side of the connecting rod II, and the clamping ring II is movably clamped in the inner side of the clamping ring I. According to the utility model, the surgical needle is positioned on the inner sides of the clamping ring I and the clamping ring II, after the pulling rod I and the pulling rod II are released, the connecting rod I and the connecting rod II are rotated outwards under the action of torsion generated by the reset torsion spring, so that the clamping ring II and the clamping ring I are reversely moved, the surgical needle is limited and fixed between the clamping ring II and the clamping ring I, and the surgical needle is stabilized by the outward force of the clamping ring II and the clamping ring I, so that a doctor does not need to hold the surgical needle in a forced manner, the hand fatigue of the doctor is reduced, and the safety of the operation is ensured.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a needle holding device for ophthalmic clinical operation.
Background
The general term "eye disease department" refers to the discipline of studying diseases related to the visual system, including the eyeball and its associated tissues. Ophthalmic diseases such as vitreous body and retina diseases, ocular optic diseases, glaucoma, optic neuropathy, cataract and the like are generally studied in ophthalmology, and along with the development of medical technology, at present, an ophthalmic surgical needle becomes one of the indispensable devices in an operation process in ophthalmology operation, and generally when the ophthalmic surgical needle is used, a needle holding device is required to be used for conveniently controlling the ophthalmic surgical needle, so that the operation of doctors can be facilitated. The following problems exist in the prior art:
1. the existing ophthalmic clinical operation needle holding device needs to suture an operation wound after the ophthalmic operation, the suture is performed by adopting needle and thread, the existing needle holding device needs to be used, a doctor needs to forcefully hold the operation needle at any time when in use, the operation needle is easy to slide, and the hands of the doctor are tired;
2. the existing ophthalmic clinical operation needle holding device generally adopts a fixed design, and when in operation, a doctor operates the surgical needle by holding the rear end, but cannot adjust the length of the needle according to the operation requirement, so that inconvenience is brought to the operation process of a user.
Disclosure of Invention
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an ophthalmic clinical surgery needle holder, includes the connecting block, the inside activity joint of connecting block has connecting rod one and connecting rod two respectively, the connecting rod is located the top of connecting rod one, the front side fixed mounting of connecting rod one has snap ring one, the front side fixed mounting of connecting rod two has snap ring two, snap ring two activity joint is in the inboard of snap ring one, the rear side fixedly connected with pulling rod one of connecting rod one, the rear side fixedly connected with pulling rod two of connecting rod two, reset groove has been seted up to the inside of connecting rod one and connecting rod two, reset torsion spring has been seted up to reset groove's inside activity joint, the inside and outside two tip of reset torsion spring are fixed connection in connecting rod one and connecting rod two's inboard respectively.
The technical scheme of the utility model is further improved as follows: the utility model discloses a connecting block, including connecting block, connecting rod, internal thread, anti-slip sleeve, the rear side fixedly connected with dead lever of connecting block, the rear side fixedly connected with spliced pole of dead lever, the outside movable mounting of threaded rod has the handheld pole, the internal thread with threaded rod looks adaptation has been seted up to the inside of handheld pole, the outside movable joint of handheld pole has the anti-slip sleeve.
The technical scheme of the utility model is further improved as follows: the first clamping ring is divided into an upper part and a lower part which are fixedly connected, the second clamping ring is movably clamped inside the first clamping ring, backing rings are fixedly arranged on the inner sides of the first clamping ring and the second clamping ring respectively, and the first clamping ring and the second clamping ring can be replaced in size according to the surgical needle.
The technical scheme of the utility model is further improved as follows: the first pulling rod and the second pulling rod are respectively arranged in opposite directions of the first connecting rod and the second connecting rod, and the first connecting rod and the second connecting rod can rotate and move along the inner side of the connecting block.
The technical scheme of the utility model is further improved as follows: the length value of the threaded rod is equal to the length value of the handheld rod.
The technical scheme of the utility model is further improved as follows: the anti-slip sleeve is made of latex, and an anti-slip strip is arranged on the outer side of the anti-slip sleeve.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
the utility model provides an ophthalmic clinical operation needle holding device, which is provided with a first connecting rod, a second connecting rod, a first clamping ring, a second clamping ring and the like, wherein the first connecting rod and the second connecting rod are pulled outwards, the first connecting rod and the second connecting rod are connected with the first connecting rod and the second connecting rod through the first connecting rod and the second connecting rod, so that the second clamping ring is overlapped in the first clamping ring, the first connecting rod and the second connecting rod are rotated outwards under the action of torsion generated by a reset torsion spring after the first connecting rod and the second connecting rod are released, the second clamping ring and the first clamping ring are moved reversely, the surgical needle is limited and fixed between the second clamping ring and the first clamping ring, the surgical needle is stabilized through the outward force of the second clamping ring and the first clamping ring, a doctor does not need to keep a force-exerting mode, the hand fatigue of the doctor is reduced, and the safety of the operation is ensured.
The utility model provides an ophthalmic clinical operation needle holding device, which is provided with a threaded rod, a handheld rod, an internal thread, an anti-skid sleeve and the like, wherein in the using process, the handheld rod is rotated along a connecting column, so that the threaded rod moves along the internal thread at the inner side of the handheld rod, the handheld rod moves backwards to enable the threaded rod to expose the inside of the handheld rod, and the handheld friction force is increased through the use of a part holding the internal thread, so that the length of the device is flexibly adjusted, and the convenience in operation is improved.
Drawings
FIG. 1 is a schematic view of the structure of the ophthalmic clinical surgical needle holder of the present utility model;
FIG. 2 is a schematic view of the present utility model in a long state;
FIG. 3 is a schematic view of the structure of the reset groove of the present utility model;
fig. 4 is a schematic cross-sectional view of the hand-held lever of the present utility model.
In the figure: 1. a connecting block; 2. a first connecting rod; 3. a second connecting rod; 4. a clamping ring I; 5. a second clamping ring; 6. pulling the first rod; 7. pulling the second rod; 8. a reset groove; 9. a reset torsion spring; 10. a fixed rod; 11. a connecting column; 12. a threaded rod; 13. a hand-held lever; 14. an internal thread; 15. an anti-skid sleeve.
Description of the embodiments
The utility model is further illustrated by the following examples:
examples
As shown in fig. 1-4, the utility model provides an ophthalmic clinical operation needle holding device, which comprises a connecting block 1, wherein a connecting rod 1 and a connecting rod 2 and a connecting rod 3 are movably clamped in the connecting block 1 respectively, the connecting rod 3 is positioned above the connecting rod 2, a clamping ring 4 is fixedly arranged on the front side of the connecting rod 2, a clamping ring 5 is fixedly arranged on the front side of the connecting rod 3, the clamping ring 5 is movably clamped in the inner side of the clamping ring 4, a pulling rod 6 is fixedly connected on the rear side of the connecting rod 2, a pulling rod 7 is fixedly connected on the rear side of the connecting rod 3, a reset groove 8 is formed in the connecting rod 2 and the connecting rod 3, a reset torsion spring 9 is movably clamped in the interior of the reset groove 8, and the inner end and the outer end of the reset torsion spring 9 are fixedly connected to the inner sides of the connecting rod 2 and the connecting rod 3 respectively.
In the embodiment, through being provided with connecting rod one 2, connecting rod two 3, snap ring one 4, snap ring two 5 etc. through pulling rod one 6 and pulling rod two 7 of both sides outward, and then drive the connecting rod one 2 and connecting rod two 3 that are connected with it through pulling rod one 6 and pulling rod two 7 and move inwards, make snap ring two 5 coincide in snap ring one 4's inside, through making the surgical needle lie in snap ring one 4 and snap ring two 5's inboard, after loosening pulling rod one 6 and pulling rod two 7, connecting rod one 2 and connecting rod two 3 receive the torsion effect that reset torsion spring 9 produced to rotate outward, make snap ring two 5 and snap ring one 4 reverse activity, thereby restrict the surgical needle to fix between snap ring two 5 and snap ring one 4, be stable with the surgical needle through snap ring two 5 and snap ring one 4 outside strength, thereby need not the doctor to keep hard mode centre gripping surgical needle, doctor's hand fatigue has been reduced, guarantee the security of operation.
Examples
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the rear side fixedly connected with dead lever 10 of connecting block 1, the rear side fixedly mounted of dead lever 10 has spliced pole 11, and the rear side fixedly connected with threaded rod 12 of spliced pole 11, the outside movable mounting of threaded rod 12 has handheld pole 13, and the internal thread 14 with threaded rod 12 looks adaptation has been seted up to the inside of handheld pole 13, and the outside movable joint of handheld pole 13 has anti-skidding cover 15.
In this embodiment, through being provided with threaded rod 12, handheld pole 13, internal thread 14, anti-skidding cover 15 etc. at the in-process of using, through rotating handheld pole 13 along spliced pole 11 to make threaded rod 12 move along the internal thread 14 of handheld pole 13 inboard, handheld pole 13 moves back and makes threaded rod 12 expose the inside of handheld pole 13, uses through the position of holding internal thread 14, increases handheld frictional force, and then carries out nimble regulation to the length of device, has improved the convenience in the operation.
The working principle of the needle holder for ophthalmic clinical surgery is described in detail below.
As shown in fig. 1-4, the first pulling rod 6 and the second pulling rod 7 at two sides are pulled outwards, the first pulling rod 6 and the second pulling rod 7 drive the connecting rod 2 and the second connecting rod 3 connected with the first pulling rod 6 and the second pulling rod 7 to move inwards, the second clamping ring 5 is overlapped in the first clamping ring 4, the surgical needle is positioned in the first clamping ring 4 and the second clamping ring 5, after the first pulling rod 6 and the second pulling rod 7 are loosened, the first clamping ring 2 and the second connecting rod 3 rotate outwards under the action of torsion generated by the reset torsion spring 9, the second clamping ring 5 and the first clamping ring 4 move reversely, so that the surgical needle is limited and fixed between the second clamping ring 5 and the first clamping ring 4, the surgical needle is stabilized by the outward force of the second clamping ring 5 and the first clamping ring 4, the hand-held rod 13 is rotated along the connecting post 11, the threaded rod 12 moves along the internal threads 14 on the inner sides of the hand-held rod 13, the threaded rod 12 is exposed in the hand-held rod 13, the hand-held rod 13 is used by the position holding the internal threads 14, the hand-held friction force is increased, and the length of the device is flexibly adjusted.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (6)
1. Needle device is held in clinical operation of ophthalmology, including connecting block (1), its characterized in that: the inside activity joint of connecting block (1) has connecting rod one (2) and connecting rod two (3) respectively, connecting rod two (3) are located the top of connecting rod one (2), the front side fixed mounting of connecting rod one (2) has snap ring one (4), the front side fixed mounting of connecting rod two (3) has snap ring two (5), snap ring two (5) activity joint is in the inboard of snap ring one (4), the rear side fixedly connected with pulling rod one (6) of connecting rod one (2), the rear side fixedly connected with pulling rod two (7) of connecting rod two (3), reset groove (8) have been seted up to the inside of connecting rod one (2) and connecting rod two (3), the inside activity joint of reset groove (8) has reset torsional spring (9), the inside and outside two tip difference fixed connection in connecting rod one (2) and connecting rod two (3) of reset torsional spring (9).
2. An ophthalmic clinical surgical needle holder according to claim 1, wherein: the anti-slip connecting device is characterized in that a fixing rod (10) is fixedly connected to the rear side of the connecting block (1), a connecting column (11) is fixedly mounted on the rear side of the fixing rod (10), a threaded rod (12) is fixedly connected to the rear side of the connecting column (11), a handheld rod (13) is movably mounted outside the threaded rod (12), an internal thread (14) matched with the threaded rod (12) is formed in the handheld rod (13), and an anti-slip sleeve (15) is movably clamped outside the handheld rod (13).
3. An ophthalmic clinical surgical needle holder according to claim 1, wherein: the first clamping ring (4) is divided into an upper part and a lower part which are fixedly connected, the second clamping ring (5) is movably clamped inside the first clamping ring (4), backing rings are fixedly arranged on the inner sides of the first clamping ring (4) and the second clamping ring (5), and the first clamping ring (4) and the second clamping ring (5) can be replaced according to the size of the surgical needle.
4. An ophthalmic clinical surgical needle holder according to claim 1, wherein: the first pulling rod (6) and the second pulling rod (7) are respectively arranged in opposite directions with the first connecting rod (2) and the second connecting rod (3), and the first connecting rod (2) and the second connecting rod (3) can rotate and move along the inner side of the connecting block (1).
5. An ophthalmic clinical surgical needle holder according to claim 2, wherein: the length value of the threaded rod (12) is equal to the length value of the handheld rod (13).
6. An ophthalmic clinical surgical needle holder according to claim 2, wherein: the anti-slip sleeve (15) is made of latex, and an anti-slip strip is arranged on the outer side of the anti-slip sleeve (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321803650.0U CN220714151U (en) | 2023-07-11 | 2023-07-11 | Needle holding device for ophthalmic clinical operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321803650.0U CN220714151U (en) | 2023-07-11 | 2023-07-11 | Needle holding device for ophthalmic clinical operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220714151U true CN220714151U (en) | 2024-04-05 |
Family
ID=90484606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321803650.0U Active CN220714151U (en) | 2023-07-11 | 2023-07-11 | Needle holding device for ophthalmic clinical operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220714151U (en) |
-
2023
- 2023-07-11 CN CN202321803650.0U patent/CN220714151U/en active Active
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