CN218484737U

CN218484737U - ICL crystal pulling forceps

Info

Publication number: CN218484737U
Application number: CN202221976630.9U
Authority: CN
Inventors: 韩鹏飞
Original assignee: Shanxi Aier Ophthalmic Hospital Co ltd
Current assignee: Shanxi Aier Ophthalmic Hospital Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2023-02-17
Anticipated expiration: 2032-07-29

Abstract

The utility model provides a ICL crystal pulling forceps, relates to medical appliances technical field, including mobile jib and rectangular channel, the bottom surface threaded rod of mobile jib, swing joint has the thread bush, fixedly connected with pipe on the bottom surface of thread bush, the inner chamber swing joint of pipe has the wire, the wire extends to be connected between pipe and the montant and sets up, the wire other end extends pipe swing joint has splint, have a notch on the lateral wall of rectangular channel, the notch internalization set up one with fly leaf fixed connection connecting rod, set up the ejector pad on the connecting rod, the opposite face of splint sets up the flat mouthful sawtooth, promotes the ejector pad and can make the fly leaf remove, and then makes montant and wire remove, and then makes splint open and shut. The utility model is not only simple to operate, but also detachable; and small in size, easy rotation is difficult for sheltering from the sight to and set up the sawtooth on the splint, increase frictional force, easily the clamping wafer.

Description

ICL crystal pulling forceps

Technical Field

The utility model belongs to the technical field of medical appliances, especially, relate to an ICL crystal pulls tweezers.

Background

With the increasing number of myopia patients, the requirement for the surgical treatment of myopia is also increasing, and the posterior chamber intraocular lens (ICL) of the crystalline eye is a mature treatment mode and mainly used for correcting ametropia problems such as myopia, astigmatism and the like. In the intraocular lens implantation operation, when the intraocular lens is taken down and pulled out, many of the intraocular lenses are taken out and pulled out by medical tweezers, so that the operation is very easy to cause injury to the eyes of patients, and the intraocular lens is also very easy to damage, which is not beneficial to the operation.

In the prior art, patent grant publication No. CN211633869U discloses ICL crystal taking-out forceps, which comprise a main plate and a movable plate, wherein clamping plates are arranged, forceps handles on two sides are pressed to enable a connecting plate to drive the movable plate to move upwards, a metal wire is pulled to move, and an expansion rod is pulled to move, so that the clamping plates are driven to be combined to clamp an artificial crystal, and the artificial crystal and human eyes are prevented from being damaged; through being provided with the thread bush, can change the part, have the advantage of being convenient for operation and change. There are still areas where improvements can be made: 1, the tweezers handles on the two sides enable the upper half part of the device to occupy a large space, when the main board is operated vertically, the large volume of the upper half part of the device can shield a part of sight, and the main board is not flexible to rotate. 2, the splint is not provided with the sawtooth lines, so that the friction force is small, and the artificial lens is not clamped tightly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ICL crystal draws tweezers to solve present device when taking off to pull out the intraocular lens, its small in size is not enough, shelters from the sight easily, is difficult for rotatory, and the little technical problem of splint frictional force.

In order to achieve the above purpose, the utility model discloses a specific technical scheme that ICL crystal pulled tweezers as follows:

the utility model provides a ICL crystal pulling forceps, includes the mobile jib, the mobile jib is close to the bottom surface and has seted up the rectangular channel, swing joint has the fly leaf in the rectangular channel, fixedly connected with threaded bush on the bottom surface of mobile jib, swing joint has the thread bush on the threaded bush, fixedly connected with pipe on the bottom surface of thread bush, the bottom surface center fixedly connected with montant of fly leaf, the montant is kept away from the bottom surface that fly leaf one end runs through the mainboard and the inner chamber setting that the threaded bush extends to the threaded bush is kept away from, the inner chamber swing joint of pipe has the wire, the wire extends to be connected between pipe and the montant and sets up, the wire other end extends pipe fixedly connected with telescopic link, the equal swing joint in both ends of telescopic link has splint, swing joint sets up between splint and the pipe, the mobile jib is cylindrical, set up a notch that runs through on the lateral wall of rectangular channel, fixedly connected with connecting rod on the lateral wall of fly leaf, the activity runs through the notch, the fixed ejector pad that sets up in fly leaf one side is kept away from to the connecting rod, the opposite face of splint sets up the flat mouthful sawtooth.

Further, fixedly connected with first spring on the top surface of fly leaf, first spring is kept away from fly leaf one end fixed connection sets up on the top surface of rectangular channel.

Furthermore, the side wall of the main board is provided with anti-skid lines.

Further, the montant is kept away from fly leaf one end fixedly connected with ring, the wire is located threaded bush inner chamber one end fixedly connected with couple, the couple inserts and sets up in the ring.

Furthermore, the circular pipe is divided into a straight upper branch pipe and a straight lower branch pipe, the included angle between the upper branch pipe and the lower branch pipe is 120-135 degrees, and the upper branch pipe and the lower branch pipe are in transition through an arc.

The utility model discloses a ICL crystal pulling forceps has following advantage: the mainboard sets up to the round bar, during the use, easily rotates. The round bar makes and sets up rectangular channel, fly leaf, ejector pad, can promote to slide and drive the fly leaf and remove in the rectangular channel, and then makes montant and removal, and then makes splint open and shut, this process only need the thumb promote the ejector pad can, like this, the shape of mainboard is difficult for sheltering from the sight. The sawteeth of the flat mouth are arranged on the opposite surface of the clamping plate, so that the flat mouth contains the artificial lens, and the sawteeth increase the friction force, so that the artificial lens is clamped more firmly.

Drawings

Fig. 1 is a front view of an ICL crystal pulling forceps structure of the present invention;

fig. 2 is a side view of a rectangular groove of an ICL crystal pulling forceps of the present invention;

fig. 3 is an enlarged view of the ICL crystal pulling forceps A of the present invention;

the notation in the figure is: 1. a main rod; 2. a rectangular groove; 3. a movable plate; 4. a connecting rod; 5. a push block; 6. a threaded rod; 7. a threaded sleeve; 8. a circular tube; 81. an upper branch pipe; 82. a lower branch pipe; 9. a vertical rod; 10. a metal wire; 11. a telescopic rod; 12. a splint; 13. a first spring; 14. anti-skid lines; 15. a circular ring; 16. hooking; 111. an outer sleeve; 112. an inner rod; 113. a second spring; 121. a chute; 122. a slide block.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description will be made in detail with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model discloses a tweezers are drawn to ICL crystal, including mobile jib 1, mobile jib 1 is close to the bottom surface and has seted up rectangular channel 2, swing joint has fly leaf 3 in the rectangular channel 2, fixedly connected with threaded rod 6 on the bottom surface of mobile jib 1, swing joint has thread bush 7 on the threaded rod 6, can dismantle. Fixedly connected with pipe 8 on the bottom surface of thread bush 7, the bottom surface center fixedly connected with montant 9 of fly leaf 3, montant 9 is kept away from the inner chamber setting that 3 one end of fly leaf run through the bottom surface of mainboard 1 and threaded rod 6 extend to thread bush 7, the inner chamber swing joint of pipe 8 has wire 10, wire 10 extends to be connected the setting between pipe 8 and the montant 9. 8 fixedly connected with telescopic links 11 of pipe are extended to the wire 10 other end, the equal swing joint in both ends of telescopic link 11 has splint 12, through control the ICL crystal can be carried or open to opening and shutting of splint 12, swing joint sets up between splint 12 and the pipe 8, when splint 12 is closed, can slightly remove in the pipe 8, specifically, telescopic link 11 includes outer tube 111, interior pole 112 has all been inserted at the both ends of outer tube 111, outer tube 111 inner chamber is provided with second spring 113, the both ends of second spring 113 and the interior pole 112 fixed connection setting of both sides, interior pole 112 is kept away from 113 one end of second spring and is extended outer tube 111 and set up. The sliding groove 121 is formed in the side wall, close to one side of the telescopic rod 11, of the clamping plate 12, the sliding blocks 122 are movably connected to two ends of the telescopic rod 11, and the sliding blocks 122 are movably connected with the first sliding groove 121. Mobile jib 1 is cylindrical, set up a notch 21 that runs through on the lateral wall of rectangular channel 2, fixedly connected with connecting rod 4 on the lateral wall of fly leaf 3, the activity runs through notch 21, connecting rod 4 keeps away from the fixed ejector pad 5 that sets up in fly leaf 3 one side, can drive connecting rod 4 through promoting ejector pad 5 and slide in notch 21, and then drive fly leaf 3 and slide in rectangular channel 2, can stimulate montant 9 and slide from top to bottom, and then drive the wire 10 and slide, thereby control opening and shutting of splint 12. The opposite face of splint 12 sets up flat mouthful sawtooth, increases frictional force.

Preferably, a first spring 13 is fixedly connected to the top surface of the movable plate 3, and one end of the first spring 13, which is far away from the movable plate 3, is fixedly connected to the top surface of the rectangular groove 2. When the pushing block 5 is pushed upwards, the pushing block receives the resistance of the spring 11, so that the action is gentle.

Preferably, the side wall of the main board 1 is provided with anti-slip threads 14 for convenient operation.

As a preferred scheme, the montant 9 is kept away from 3 one end fixedly connected with rings 15 of fly leaf, the wire 10 is located 7 inner chamber one end fixedly connected with couples 16 of thread bush, the couple 16 inserts and sets up in the rings 15, conveniently changes the latter half device.

As a preferable scheme, the circular tube 8 is divided into a straight upper support tube 81 and a straight lower support tube 82, the included angle between the upper support tube 81 and the lower support tube is 120-135 degrees, and the upper support tube and the lower support tube are in transition through an arc.

The working principle is as follows: the utility model discloses the device is at first with splint 12 alignment intraocular lens when using, promote ejector pad 5 to 1 one side of mobile jib with thumb or forefinger, make ejector pad 55 drive connecting rod 4 motion, connecting plate 4 drives fly leaf 3 and rises in rectangular channel 2, connecting rod 4 moves in notch 21 this moment, and then drive fly leaf 3 and slide in rectangular channel 2, make spring 11 compress, it rises to drive montant 9 through fly leaf 3, montant 9 pulling wire 10 moves, the telescopic link 11 of the wire 10 other end is to the motion of 8 sides of pipe, make second slider 122 move in spout 121, splint 12 move this moment and realize the tight operation of clamp to intraocular lens, be convenient for to the operation of pulling off of taking off to intraocular lens, avoid the damage to people's eye and intraocular lens, and can be through rotating thread bush 7, make thread bush 7 break away from on threaded rod 6, then break away from couple 24 and ring 23, realize the change operation to the head of this device. Before the intraocular lens is pinched, the cylindrical main rod 1 is rotated if the angle of the cylinder 8 needs to be adjusted.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides a ICL crystal pulling forceps, includes mobile jib (1), rectangular channel (2) have been seted up near the bottom surface in mobile jib (1), swing joint has fly leaf (3) in rectangular channel (2), fixedly connected with threaded rod (6) on the bottom surface of mobile jib (1), swing joint has thread bush (7) on threaded rod (6), fixedly connected with pipe (8) on the bottom surface of thread bush (7), the bottom surface center fixedly connected with montant (9) of fly leaf (3), montant (9) are kept away from bottom surface and threaded rod (6) that fly leaf (3) one end runs through mobile jib (1) and are extended to the inner chamber setting of thread bush (7), the inner chamber swing joint of pipe (8) has wire (10), wire (10) extend and are connected the setting between pipe (8) and montant (9), wire (10) other end extends pipe (8) fixedly connected with telescopic link (11), the both ends of telescopic link (11) all swing joint have splint (12), swing joint sets up its characterized in that between splint (12) and pipe (8): mobile jib (1) is cylindrical, set up a notch (21) that runs through on the lateral wall of rectangular channel (2), fixedly connected with connecting rod (4) on the lateral wall of fly leaf (3), the activity runs through notch (21), fly leaf (3) one side is kept away from in connecting rod (4) and is fixed set up ejector pad (5), the opposite face of splint (12) sets up the flat mouthful sawtooth.

2. An ICL crystal pulling forceps as defined in claim 1, characterized in that the top surface of the movable plate (3) is fixedly connected with a first spring (13), and one end of the first spring (13) far away from the movable plate (3) is fixedly connected to the top surface of the rectangular groove (2).

3. An ICL crystal pulling forceps as claimed in claim 1, characterized in that the side wall of the main shaft (1) is provided with anti-slip threads (14).

4. The ICL crystal pulling forceps as defined by claim 1, wherein one end of the vertical rod (9) far away from the movable plate (3) is fixedly connected with a circular ring (15), the metal wire (10) is positioned at one end of the inner cavity of the threaded sleeve (7) and is fixedly connected with a hook (16), and the hook (16) is inserted into the circular ring (15).

5. An ICL crystal pulling forceps as defined in claim 1 wherein the circular tube (8) is divided into a straight upper (81) and lower () tubes, the angle between which is 120-135 ° and the two transition through circular arc.