CN213666117U

CN213666117U - Limiting forceps for ophthalmologic operation

Info

Publication number: CN213666117U
Application number: CN202020454188.8U
Authority: CN
Inventors: 陈太校; 韩先闯
Original assignee: Sihong Tonghui Medical Equipment Co ltd
Current assignee: Sihong Tonghui Medical Equipment Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2021-07-13
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses an ophthalmic surgery uses spacing tweezers, including clamping piece and No. two clamping pieces, the top of clamping piece and the top fixed connection of No. two clamping pieces, middle part one side of clamping piece is connected with L shape limiting plate, the riser and clamping piece fixed connection of L shape limiting plate, the position of the relative No. two clamping pieces of diaphragm of L shape limiting plate is connected with the ejector pin, the position of the relative ejector pin of No. two clamping pieces is dug and is equipped with the spout, set up the L shape limiting plate that has the threaded rod through the middle part at two clamping pieces, reach the effect of restriction clamping piece opening size, rotation through the threaded rod, the ball on the recycle ejector pin extrudees No. two clamping pieces, make two anti-skidding gaskets be close to each other, reach the positioning effect, need not to press for a long time, the threaded rod resets the back, reset spring promotes the mounting pad, make clamping piece and no.

Description

Limiting forceps for ophthalmologic operation

Technical Field

The utility model relates to a spacing tweezers, in particular to spacing tweezers are used in ophthalmic surgery belongs to medical equipment technical field.

Background

The surgical forceps are common instruments in surgery, and replace hands to operate, so that bacteria are prevented from entering important instruments in a patient body, and in an ophthalmic surgery, the forceps are required to be used for spreading soft tissues such as skin, and the operation of doctors on the inside is facilitated.

Among the prior art, traditional tweezers are mostly only two splint centre grippings, but utilize elasticity centre gripping and open to do not have other effects, when doctor's operation, often will strut the soft tissue to carry out internal operation, and long-term centre gripping can make doctor's hand cramp and take place numb, cause medical accident easily, consequently, need a spacing tweezers, can prescribe a limit to the angle of opening of tweezers, need not to exert oneself all the time at long-term centre gripping, reduce the risk.

SUMMERY OF THE UTILITY MODEL

The utility model provides a spacing tweezers are used in ophthalmic surgery, the utility model discloses the beneficial effect who reaches is: this spacing tweezers of operation reaches the effect of restriction clamping piece opening size through the L shape limiting plate that has the threaded rod that sets up in the middle part of two clamping pieces, through the rotation of threaded rod, recycles the ball on the ejector pin and extrudees No. two clamping pieces, makes two anti-skidding gaskets be close to each other, reaches the location effect, need not to press for a long time, and the threaded rod resets the back, and reset spring promotes the mounting pad, makes a clamping piece and No. two clamping pieces reset relatively.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a spacing tweezers are used in ophthalmic surgery, including a clamping piece and No. two clamping pieces, the top of a clamping piece and the top fixed connection of No. two clamping pieces, middle part one side of a clamping piece is connected with L shape limiting plate, the riser and the clamping piece fixed connection of L shape limiting plate, the position of the relative No. two clamping pieces of diaphragm of L shape limiting plate is connected with the ejector pin, the position excavation of the relative ejector pin of No. two clamping pieces is equipped with the spout.

As an optimal technical scheme of the utility model, the equal fixedly connected with in one side that the bottom of a clamping piece and No. two clamping pieces is close to each other has anti-skidding gasket.

As a preferred technical scheme of the utility model, the one end of anti-skidding gasket and the relative fixedly connected with anti-skidding rubber pad in both sides of keeping away from each other are kept away from to a clamping piece and No. two clamping pieces, a plurality of anti-skidding latch have been seted up to anti-skidding rubber pad's surperficial equidistance.

As a preferred technical scheme of the utility model, the middle part of L shape limiting plate is rotated and is connected with limit knob, limit knob's inside threaded connection has the threaded rod, the threaded rod is close to the one end and the ejector pin fixed connection of No. two clamping pieces.

As an optimal technical scheme of the utility model, the one end swing joint that the threaded rod was kept away from to the ejector pin has the ball, ball and spout swing joint.

As an optimal technical scheme of the utility model, the relative fixedly connected with mounting pad in middle part of one side that a clamping piece and No. two clamping pieces are close to each other, two fixedly connected with reset spring between the mounting pad.

The utility model discloses the beneficial effect who reaches is: this spacing tweezers of operation reaches the effect of restriction clamping piece opening size through the L shape limiting plate that has the threaded rod that sets up in the middle part of two clamping pieces, through the rotation of threaded rod, recycles the ball on the ejector pin and extrudees No. two clamping pieces, makes two anti-skidding gaskets be close to each other, reaches the location effect, need not to press for a long time, and the threaded rod resets the back, and reset spring promotes the mounting pad, makes a clamping piece and No. two clamping pieces reset relatively.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic front view of the present invention;

fig. 2 is a rear view structure diagram of the present invention;

fig. 3 is a schematic view of the connection structure of the L-shaped limiting plate of the present invention.

In the figure: 1. a first clamping piece; 2. a second clamping piece; 3. an anti-skid rubber pad; 4. anti-skid latch; 5. a mounting mat; 6. a return spring; 7. an anti-slip gasket; 8. an L-shaped limiting plate; 9. a threaded rod; 10. a limit knob; 11. a top rod; 12. a chute; 13. and a ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): as shown in fig. 1-3, the utility model relates to a spacing tweezers are used in ophthalmic surgery, including clamping piece 1 and No. two clamping pieces 2, the top of clamping piece 1 and the top fixed connection of No. two clamping pieces 2, middle part one side of clamping piece 1 is connected with L shape limiting plate 8, L shape limiting plate 8's riser and clamping piece 1 fixed connection, and the relative No. two clamping pieces 2's of diaphragm of L shape limiting plate 8 position is connected with ejector pin 11, and the position excavation of the relative ejector pin 11 of No. two clamping pieces 2 is equipped with spout 12.

The anti-skidding clamping device comprises a first clamping piece 1, a second clamping piece 2, anti-skidding rubber pads 3, a plurality of anti-skidding clamping teeth 4, a limiting knob 10, a threaded rod 9, a push rod 11, a ball 13, a sliding chute 12, mounting pads 5, a reset spring 6 and a reset spring 6, wherein the anti-skidding rubber pads 7 are fixedly connected to one sides, close to each other, of the bottoms of the first clamping piece 1 and the second clamping piece 2, the anti-skidding rubber pads 3 are fixedly connected to one sides, far away from the anti-skidding rubber pads 7, of the first clamping piece 1 and the second clamping piece 2, the two sides, far away from each other, of the first clamping piece 1 and the second clamping piece 2 are relatively fixedly connected to each other, the anti-skidding rubber pads 3 are relatively fixedly connected to two sides, the anti-skidding rubber pads 3 are equidistantly arranged on the surface of the anti-, the reset effect is achieved.

Specifically, the utility model discloses during the use, clamping piece 1 and No. two clamping pieces 2 receive self elasticity and middle part reset spring 6's extrusion, the one end that is close to anti-skidding gasket 7 is kept away from each other, can strut tissues such as skin, when needing the centre gripping, rotate limit knob 10, threaded rod 9 extrudees to one side of No. two clamping pieces 2 gradually under limit knob 10's rotation, No. two clamping pieces 2 are receiving the extrusion back, the extrusion force is greater than behind reset spring 6's the holding power and the elasticity between two clamping pieces, No. two clamping pieces 2 are close to clamping piece 1, play the centre gripping effect, centre gripping and the support through the position adjustable tweezers of control threaded rod 9, reach spacing effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a spacing tweezers for ophthalmic surgery, its characterized in that, includes clamping piece (1) and No. two clamping pieces (2), the top of clamping piece (1) and the top fixed connection of No. two clamping pieces (2), middle part one side of clamping piece (1) is connected with L shape limiting plate (8), the riser and clamping piece (1) fixed connection of L shape limiting plate (8), the position of the relative No. two clamping pieces (2) of diaphragm of L shape limiting plate (8) is connected with ejector pin (11), the position of the relative ejector pin (11) of No. two clamping pieces (2) is dug and is equipped with spout (12).

2. The limiting forceps for the ophthalmologic operation according to claim 1, wherein the anti-slip gasket (7) is fixedly connected to the side, close to each other, of the bottoms of the first clamping piece (1) and the second clamping piece (2).

3. The limiting forceps for the ophthalmologic operation according to claim 2, wherein the first clamping piece (1) and the second clamping piece (2) are fixedly connected with anti-skid rubber pads (3) at two opposite sides far away from one end of the anti-skid gasket (7), and a plurality of anti-skid latch teeth (4) are arranged on the surface of the anti-skid rubber pads (3) at equal intervals.

4. The ophthalmic surgical limiting forceps according to claim 1, wherein a limiting knob (10) is rotatably connected to the middle of the L-shaped limiting plate (8), a threaded rod (9) is connected to the internal thread of the limiting knob (10), and one end, close to the second clamping piece (2), of the threaded rod (9) is fixedly connected with the ejector rod (11).

5. The ophthalmic surgical limiting forceps according to claim 1, wherein one end of the ejector rod (11) far away from the threaded rod (9) is movably connected with a ball (13), and the ball (13) is movably connected with the sliding groove (12).

6. The spacing forceps for the ophthalmologic operation according to claim 1, characterized in that the middle of the side of the first clamping piece (1) close to the second clamping piece (2) is fixedly connected with a mounting pad (5), and a return spring (6) is fixedly connected between the two mounting pads (5).