CN219763730U

CN219763730U - Push-in intraocular scissors

Info

Publication number: CN219763730U
Application number: CN202223526029.2U
Authority: CN
Inventors: 张建军; 刘敏
Original assignee: Suzhou Yibiyou Medical Equipment Co ltd
Current assignee: Suzhou Yibiyou Medical Equipment Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-09-29
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to a push-in intraocular scissors, which comprises a barrel body, wherein a sliding block is arranged in the barrel body in a sliding manner, one side of the sliding block is fixedly connected with a connecting rod, the other end of the connecting rod extends out of the barrel body and is connected with a sleeve, a threaded pipe is sleeved on the outer wall of the sleeve in a rotating manner, one side of the sliding block, which is far away from the connecting rod, is fixedly connected with a push rod, the other end of the push rod extends out of the barrel body and is fixedly connected with a push block, one side of the sleeve, which is far away from the connecting rod, is symmetrically hinged with a scissors body, one end, which is far away from the connecting rod, of the scissors body extends out of the sleeve, and a spring I is fixedly arranged between one side, which is close to the connecting rod, of the scissors body.

Description

Push-in intraocular scissors

Technical Field

The utility model relates to a push-in intraocular scissors, and belongs to the technical field of medical appliances.

Background

The ophthalmic lens is a subject for researching various ophthalmic diseases such as vitreous and retina diseases, ocular optics, glaucoma, optic neuropathy, cataract and the like, which occur in a visual system including eyeballs and related diseases of tissues associated with eyeballs.

Most of the existing ophthalmic intraocular scissors are of an integrally formed structure, so that when a certain position is damaged, the whole ophthalmic intraocular scissors are required to be replaced, the use cost is high, and meanwhile, the end heads of the scissors are located outside, so that the ophthalmic intraocular scissors are easily damaged due to the impact of foreign objects.

Disclosure of Invention

The utility model aims to provide the push-in type intraocular scissors, which can be conveniently replaced at the scissors, and can effectively protect the scissors, so that the service life of the intraocular scissors is effectively prolonged, and the use cost of the intraocular scissors is effectively reduced, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a push-in intraocular shear, includes the barrel, the barrel is slided and is equipped with the slider, one side fixedly connected with connecting rod of slider, the other end of connecting rod extends to outside the barrel and be connected with the sleeve pipe, it is equipped with the screwed pipe to rotate the cover on the sheathed tube outer wall, the slider is kept away from one side fixedly connected with push rod of connecting rod, the other end of push rod extends to outside the barrel and fixedly connected with push block, the sleeve pipe is kept away from symmetry articulates on one side inner wall of connecting rod has the scissors body, the scissors body is kept away from one end of connecting rod all extends to outside the sleeve pipe, the scissors body is close to fixedly between one side of connecting rod is equipped with spring one.

Further, a fixing block is fixedly sleeved on the outer wall of one side of the cylinder body, which is close to the pushing block.

Further, the inner wall of one side of the threaded pipe, which is close to the connecting rod, and the outer wall of one side of the connecting rod, which is close to the sleeve, are provided with matched threads.

Further, a rotary groove is annularly formed in the inner wall of the middle of the threaded pipe, a rotary block is annularly arranged in the rotary groove in a rotary mode, and the inner wall of the rotary block is fixedly connected with the outer wall of the sleeve.

Furthermore, the upper part and the lower part of one side of the sleeve close to the connecting rod are fixedly provided with positioning rods, and the upper part and the lower part of one side of the connecting rod close to the sleeve are provided with positioning grooves matched with the positioning rods.

Further, the connecting rod is close to one side of the sleeve is provided with the cavity, the cavity is internally provided with the fixing seat in a sliding manner, one side of the fixing seat is close to the sleeve, the first pull rope is symmetrically and fixedly arranged on one side of the fixing seat, the other end of the first pull rope extends to the sleeve and is fixedly connected with the connecting sheet, the second pull rope is fixedly arranged on the other side of the connecting sheet, the other end of the second pull rope is fixedly connected with the adjacent scissors body, and the cavity is close to the guide roller is symmetrically arranged on the inner wall of one side of the sleeve.

Further, the fixing base is kept away from the fixed spring two that is equipped with in sheathed tube one side, the other end of spring two with one side inner wall fixed connection that the cavity is adjacent, the fixing base is kept away from the fixed stay cord three that is equipped with in sheathed tube one side, the other end of stay cord three runs through fixedly connected with pull ring behind connecting rod, slider, push rod, the ejector pad, seted up on the ejector pad with pull ring assorted recess.

The beneficial effects of the utility model are as follows:

according to the utility model, the barrel body is arranged, the push block is pulled, so that the push block drives the connecting rod and the sleeve to move through the push rod and the sliding block, the connecting rod and the sleeve are contained in the barrel body, the scissor body can be protected, meanwhile, the connecting piece and the sleeve are arranged, when the scissor body needs to be replaced, the threaded pipe is rotated on the sleeve through rotating the threaded pipe, the threaded pipe can be supported through the rotating block, the sleeve is driven to move through the rotating block, so that the sleeve drives the positioning rod to be separated from the positioning groove, the sleeve can be separated from the connecting rod, the sleeve and the scissor body can be conveniently replaced through separating the second stay rope from the connecting piece, the second stay rope in the replaced sleeve is fixed on the connecting piece, and then the sleeve is fixed on the connecting rod, so that replacement is completed.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain the utility model.

FIG. 1 is a front view of a push-in intraocular clip of the present utility model;

FIG. 2 is a schematic view of a push-in intraocular scissors according to the present utility model;

FIG. 3 is an enlarged view of the push-in intraocular clip of the present utility model at A in FIG. 2;

FIG. 4 is an enlarged view of the push-in intraocular clip of the present utility model at B in FIG. 3;

reference numerals in the drawings: 1. a cylinder; 2. a slide block; 3. a connecting rod; 4. a sleeve; 5. a threaded tube; 6. a push rod; 7. a pushing block; 8. a scissors body; 9. a first spring; 10. a fixed block; 11. a rotary groove; 12. a rotating block; 13. a positioning rod; 14. a positioning groove; 15. a cavity; 16. a fixing seat; 17. a first pull rope; 18. a connecting sheet; 19. a second rope; 20. a guide roller; 21. a second spring; 22. a third rope; 23. and (5) a pull ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Embodiment 1 referring to fig. 1 to 4, the present utility model provides a technical solution:

the utility model provides a push-in intraocular shear, including barrel 1, the interior slip of barrel 1 is equipped with slider 2, one side fixedly connected with connecting rod 3 of slider 2, the other end of connecting rod 3 extends to outside barrel 1 and is connected with sleeve pipe 4, rotate the cover on the outer wall of sleeve pipe 4 and be equipped with screwed pipe 5, one side fixedly connected with push rod 6 of connecting rod 3 is kept away from to slider 2, the other end of push rod 6 extends to outside barrel 1 and fixedly connected with ejector pad 7, symmetrical articulated on the inner wall of one side that connecting rod 3 was kept away from to sleeve pipe 4 has scissors body 8, scissors body 8 is kept away from the one end of connecting rod 3 and all extends outside sleeve pipe 4, fixed being equipped with spring one 9 between one side that scissors body 8 is close to connecting rod 3.

Specifically, as shown in fig. 1-4, a matched thread is arranged on an inner wall of one side, close to the connecting rod 3, of the threaded pipe 5 and an outer wall of one side, close to the sleeve 4, of the connecting rod 3, a rotary groove 11 is annularly formed in an inner wall of the middle part of the threaded pipe 5, a rotary block 12 is annularly arranged in the rotary groove 11 in a rotary mode, the inner wall of the rotary block 12 is fixedly connected with the outer wall of the sleeve 4, a positioning rod 13 is fixedly arranged on the upper portion and the lower portion of one side, close to the connecting rod 3, of the sleeve 4, positioning grooves 14 matched with the positioning rod 13 are formed in the upper portion and the lower portion of one side, close to the sleeve 4, of the connecting rod 3, the threaded pipe 5 rotates on the sleeve 4 through rotating the threaded pipe 5, at the moment, the threaded pipe 5 can play a supporting role in supporting the threaded pipe 5 through the rotary block 12, the sleeve 4 is driven by the rotary block 12, so that the sleeve 4 drives the positioning rod 13 to be separated from the positioning groove 14, and the sleeve 4 can be separated from the connecting rod 3.

Specifically, as shown in fig. 1-4, the cavity 15 is provided on one side of the connecting rod 3, which is close to the sleeve 4, the fixing seat 16 is slidably provided in the cavity 15, the pull rope one 17 is symmetrically and fixedly provided on one side of the fixing seat 16, which is close to the sleeve 4, the other end of the pull rope one 17 extends into the sleeve 4 and is fixedly connected with the connecting piece 18, the pull rope two 19 is fixedly provided on the other side of the connecting piece 18, the other end of the pull rope two 19 is fixedly connected with the adjacent scissor body 8, the guide roller 20 is symmetrically provided on the inner wall of one side of the cavity 15, which is close to the sleeve 4, the spring two 21 is fixedly provided on one side of the fixing seat 16, the other end of the spring two 21 is fixedly connected with the inner wall of one side, which is adjacent to the cavity 15, the fixing seat 16 is fixedly provided with the pull rope three 22 on one side, the other end of the pull rope three 22 penetrates through the connecting rod 3, the slider 2, the push rod 6 and the push block 7, and is fixedly connected with the pull ring 23, the groove matched with the pull ring 23 is provided on the push block 7, the pull ring two 19 is separated from the connecting piece 18, thereby facilitating replacement of the sleeve 4 and the scissor body 8, the fixing seat 23 is pulled by pulling 23, the spring two 21 is driven by the three 22 to drive the cavity 15, the spring two 16 is fixedly provided on one side of the inner wall of the sleeve 16, the inner wall of the cavity 15, the side of the hollow scissor body is adjacent to the hollow body 8, the hollow body is pushed by the pull rope 16, the second body 8, the second spring 8 is pushed by the second body 8, and the second scissor body 8 is pushed by the second body 8, and the second pair of the second scissor body 8 is pushed by the pull body 8, and the second pair of the pull body 8.

Embodiment 2 referring to fig. 1 and 2, the difference between the present embodiment and embodiment 1 is that: the fixed block 10 is fixedly sleeved on the outer wall of one side of the cylinder body 1, which is close to the push block 7, and the fixed block 10 is arranged, so that the middle finger and the index finger of a user can be supported conveniently, and the push-pull device can be pushed conveniently.

The working principle of the utility model is as follows: when the scissors are used, the push block 7 is pushed, so that the push block 7 pushes the connecting rod 3 and the sleeve 4 to the outside of the cylinder body 1 through the push rod 6 and the sliding block 2, then the pull ring 23 is pulled, so that the pull ring 23 drives the fixing seat 16 to slide in the cavity 15 through the pull rope III 22, meanwhile, the fixing seat 16 presses the second spring 21, the fixing seat 16 drives the scissors body 8 to rotate through the first pull rope 17, the connecting piece 18 and the second pull rope 19, and then the scissors body 8 is used for completing operation, meanwhile, the scissors body 8 presses the first spring 9, when the scissors body 8 needs to be replaced, the threaded pipe 5 is rotated on the sleeve 4 through rotating the threaded pipe 5, at the moment, the threaded pipe 5 can play a supporting role on the threaded pipe 5 through the rotating block 12, the sleeve 4 is driven to move through the rotating block 12, so that the sleeve 4 drives the positioning rod 13 to be separated from the positioning groove 14, meanwhile, the second pull rope 19 drives the fixing seat 16 to stretch the second spring 21 through the connecting piece 18 and the first pull rope 17, and then the sleeve 4 can be separated from the connecting rod 3, and the second pull rope 19 is separated from the connecting piece 18, and the scissors body 4 and the sleeve 8 are convenient to replace.

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. Any reference sign in a claim should not be construed as limiting the claim concerned.

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

1. Push-in intraocular scissors, including barrel (1), its characterized in that: the utility model discloses a scissors, including barrel (1), barrel (3), slider (2), one side fixedly connected with connecting rod (3) of slider (2), the other end of connecting rod (3) extends to outside barrel (1) and be connected with sleeve pipe (4), it is equipped with screwed pipe (5) to rotate the cover on the outer wall of sleeve pipe (4), slider (2) are kept away from one side fixedly connected with push rod (6) of connecting rod (3), the other end of push rod (6) extends to outside barrel (1) and fixedly connected with push block (7), sleeve pipe (4) are kept away from symmetrical articulated on the inner wall of one side of connecting rod (3) have scissors body (8), scissors body (8) are kept away from the one end of connecting rod (3) all extends to outside sleeve pipe (4), scissors body (8) are close to fixedly between one side of connecting rod (3) is equipped with spring one (9).

2. A push-in intraocular clip according to claim 1, wherein: the outer wall of one side of the cylinder body (1) close to the push block (7) is fixedly sleeved with a fixing block (10).

3. A push-in intraocular clip according to claim 1, wherein: the inner wall of one side of the threaded pipe (5) close to the connecting rod (3) and the outer wall of one side of the connecting rod (3) close to the sleeve (4) are provided with matched threads.

4. A push-in intraocular clip according to claim 1, wherein: the inner wall of the middle part of the threaded pipe (5) is annularly provided with a rotary groove (11), a rotary block (12) is rotatably arranged in the rotary groove (11), and the inner wall of the rotary block (12) is fixedly connected with the outer wall of the sleeve (4).

5. A push-in intraocular clip according to claim 1, wherein: the sleeve (4) is close to the locating rod (13) is fixedly arranged on the upper portion and the lower portion of one side of the connecting rod (3), and locating grooves (14) matched with the locating rod (13) are formed in the upper portion and the lower portion of one side of the connecting rod (3) close to the sleeve (4).

6. A push-in intraocular clip according to claim 1, wherein: the utility model discloses a scissors, including sleeve pipe (4) and connecting rod, connecting rod (3) are close to one side of sleeve pipe (4) has been seted up cavity (15), the interior fixing base (16) that is equipped with of cavity (15), fixing base (16) are close to one side symmetry of sleeve pipe (4) is fixed and is equipped with stay cord one (17), the other end of stay cord one (17) all extends to in sleeve pipe (4) and fixedly connected with connection piece (18), the opposite side of connection piece (18) is all fixed and is equipped with stay cord two (19), the other end of stay cord two (19) all with adjacent scissors body (8) fixed connection, cavity (15) are close to symmetry is equipped with guide roll (20) on the inner wall of one side of sleeve pipe (4).

7. A push-in intraocular clip according to claim 6, wherein: the fixing base (16) is kept away from one side of sleeve pipe (4) is fixed and is equipped with spring two (21), the other end of spring two (21) with one side inner wall fixed connection that the cavity (15) is adjacent, fixing base (16) are kept away from one side of sleeve pipe (4) is fixed and is equipped with stay cord three (22), the other end of stay cord three (22) runs through connecting rod (3), slider (2), push rod (6), ejector pad (7) back fixedly connected with pull ring (23), offer on ejector pad (7) with pull ring (23) assorted recess.