CN215229165U - Intraocular thread hooking device - Google Patents

Abstract

The utility model discloses an intraocular thread hooking device, which comprises a thread hooking handle, wherein one end of the thread hooking handle is provided with a thread hooking connecting arm, the end part of the thread hooking connecting arm is provided with a thread hooking head, the thread hooking connecting arm comprises an installation straight arm connected with the thread hooking handle and a thread hooking arc arm connected with the thread hooking head, the installation straight arm is butted with the thread hooking arc arm, and a thread hooking observation angle is formed between the installation straight arm and the thread hooking arc arm; the thread hooking head comprises a circular ring-shaped thread hooking ring, the side part of the thread hooking ring is provided with a thread hooking port, and the thread hooking port is arranged on one side deviating from a thread hooking observation angle; the hook line observation angle formed between the straight arm and the hook line arc arm is arranged, so that a doctor can clearly observe the positions of the hook line ring and the hook line port when hooking the line, the operation of hooking the line is adjusted and controlled in real time, the suture slippage and the damage to the tissues around the eye when hooking the line are effectively avoided, the speed of hooking the suture is ensured, the operation time is favorably shortened, and the operation efficiency is improved.

Description

Intraocular thread hooking device

Technical Field

The utility model relates to a medical instrument technical field is assisted in the surgical operation, especially relates to an intraocular thread hooking device.

Background

The intraocular lens implantation hanging operation, the pupil shaping operation and the like are common operations in the treatment of eye diseases, wherein in the intraocular suture fixation operations, a suture needs to be hooked out of an eye for fixation and knotting, in the prior operations, the suture is hooked out of the eye by a common intraocular lens positioning hook, a Chop hook or a forceps, but because the auxiliary incision is small, the devices cannot flexibly and diversely adjust the position of the hook during the use, the suture is easy to slide in the hook process, the peripheral tissues are easy to be damaged by repeated operation, and the operation time is also prolonged, so the prior hook tool has the technical defects of difficult hook of the suture and large operation risk when in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an eye that can go on under the direct vision, the location is accurate, can effectively avoid causing damage, suture to tissue on every side to collude rapidly, helps shortening the operation time colludes the line ware is provided.

In order to solve the technical problem, the technical scheme of the utility model is that: the in-eye line hooking device comprises a line hooking handle, wherein one end of the line hooking handle is provided with a line hooking connecting arm, the end part of the line hooking connecting arm is provided with a line hooking head, the line hooking connecting arm comprises an installation straight arm connected with the line hooking handle and a line hooking arc arm connected with the line hooking head, the installation straight arm is in butt joint with the line hooking arc arm, and a line hooking observation angle is formed between the installation straight arm and the line hooking arc arm; the thread hooking head comprises a circular ring-shaped thread hooking ring, a thread hooking port is formed in the side of the thread hooking ring, and the thread hooking port is arranged on one side deviating from a thread hooking observation angle.

According to the preferable technical scheme, a line hooking guide surface is arranged at one end, away from the line hooking arc arm, of the line hooking port, and the line hooking guide surface is inclined from outside to inside away from the line hooking arc arm.

As an optimized technical scheme, the installation straight arm is detachably installed on the hook wire handle, and the installation straight arm and the hook wire arc arm are in arc-shaped transition connection.

According to the preferable technical scheme, the end part of the thread hooking handle is provided with a connecting screw hole, and the periphery of the end part of the straight mounting arm is provided with a connecting thread matched with the connecting screw hole.

As an optimal technical scheme, the angle range of the line-hooking observation angle is 90-135 degrees.

As a preferred technical scheme, an operating hand groove is arranged on the surface of the thread hooking handle, and anti-skid grains are arranged on the surface of the operating hand groove and the surface of the thread hooking handle.

As a preferred technical scheme, the operation hand slot comprises two pinching hand slots, the two pinching hand slots are symmetrically arranged on the thread hooking handle, the distance between one sides of the two pinching hand slots is larger than that between the other sides of the two pinching hand slots, and the operation hand slot further comprises an abutting hand slot arranged in the large distance between the two pinching hand slots.

Preferably, the width of the abutting hand groove is larger than the width of the pinching hand groove.

By adopting the technical scheme, the intraocular thread hooking device comprises a thread hooking handle, wherein one end of the thread hooking handle is provided with a thread hooking connecting arm, the end part of the thread hooking connecting arm is provided with a thread hooking head, the thread hooking connecting arm comprises an installation straight arm connected with the thread hooking handle and a thread hooking arc arm connected with the thread hooking head, the installation straight arm is in butt joint with the thread hooking arc arm, and a thread hooking observation angle is formed between the installation straight arm and the thread hooking arc arm; the thread hooking head comprises a circular ring-shaped thread hooking ring, the side part of the thread hooking ring is provided with a thread hooking port, and the thread hooking port is arranged on one side deviating from the thread hooking observation angle; the utility model has the advantages that: the hook line observation angle formed between the straight arm and the hook line arc arm is arranged, so that a doctor can clearly observe the positions of the hook line ring and the hook line port when hooking the line, the operation of hooking the line is adjusted and controlled in real time, the suture slippage and the damage to the tissues around the eye when hooking the line are effectively avoided, the speed of hooking the suture is ensured, the operation time is favorably shortened, and the operation efficiency is improved.

Drawings

The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 4 is an enlarged schematic view of the thread hooking end of the embodiment of the present invention;

FIG. 5 is a schematic view of an end face structure of the thread hooking handle according to the embodiment of the present invention;

FIG. 6 is a schematic view illustrating the range of vision during the operation of the embodiment of the present invention;

in the figure: 1-a thread hooking handle; 2-hook line connecting arm; 21-mounting a straight arm; 22-hook arc arm; 3-hooking the thread end; 31-hook ring; 32-a thread hooking port; 33-a line-drawing guide surface; 4-operating the hand groove; 41-a holding hand groove; 42-against hand groove; 5-anti-skid lines.

Detailed Description

The invention is further explained below with reference to the drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.

As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the intraocular thread hooking device comprises a thread hooking handle 1, a thread hooking connecting arm 2 is installed at one end of the thread hooking handle 1, a thread hooking head 3 is installed at the end part of the thread hooking connecting arm 2, and when the intraocular thread hooking device is used, the thread hooking head 3 is placed in the eye of a patient to hook a thread and hook out a thread. Collude line handle 1 surface and arranged operation hand groove 4, operation hand groove 4 the surface with the surface that colludes line handle 1 all is equipped with anti-skidding line 5, helps increasing collude the friction of line handle 1 and doctor's hand, increase the stability that the line ware was used in the eye to avoid causing the damage to the tissue around the eye, the safety in utilization is higher.

Specifically, the operation hand slot 4 includes two holding hand slots 41, two holding hand slots 41 are symmetrically disposed on the hook handle 1, and a distance between one sides of the holding hand slots 41 is greater than a distance between the other sides, and further includes two abutting hand slots 42 disposed in a large distance between the holding hand slots 41, and a width of the abutting hand slots 42 is greater than a width of the holding hand slots 41. When using, thumb and forefinger all locate hold between the fingers in holding hand groove 41, it is right to form holding between the fingers of colluding line handle 1, and the middle finger support lean on in the hand groove 42, right collude line handle 1 and form the support, make doctor's hand with collude and form three contacts between the line handle 1, to holding between the fingers of colluding the line ware in the eye more stable, firm.

As shown in fig. 1, 2, 3 and 4, the hooking connecting arm 2 includes a straight installation arm 21 connected to the hooking handle 1, and an arc hooking arm 22 connected to the hooking head 3, and the straight installation arm 21 is in butt joint with the arc hooking arm 22. The installation straight arm 21 is detachably installed on the hook line handle 1, and the installation straight arm 21 and the hook line arc arm 22 are in arc-shaped excessive connection. The thread hooking connecting arm 2 and the thread hooking head 3 are convenient to disassemble and can be sufficiently sterilized or replaced and maintained. The end part of the thread hooking handle 1 is provided with a connecting screw hole, the periphery of the end part of the installation straight arm 21 is provided with a connecting thread matched with the connecting screw hole, the operation is simple and convenient, and other tools are not needed.

In the embodiment, a hook line observation angle α is formed between the installation straight arm 21 and the hook line arc arm 22, the angle range of the hook line observation angle α is 90-135 °, and through practical use tests, when the angle range is set to 120 °, a hook line view is the best, and various effects are the best.

As shown in fig. 2 and 3, the thread hooking head 3 includes a thread hooking ring 31 of a ring structure, a thread hooking opening 32 is formed in a side portion of the thread hooking ring 31, the thread hooking opening 32 is formed in a side deviating from the thread hooking observation angle α, and two sides of the thread hooking ring 31 and the thread hooking arc arm 22 can be connected in an arc surface transition manner, so that the connection between the two is smooth, and the thread hooking head is more beneficial to protecting other tissues in the eye. When the thread is hooked, the thread body enters the thread hooking ring 31 from the thread hooking opening 32, and the thread hooking handle 1 is pulled to smoothly pull out the thread. The end of the hook wire port 32 far away from the hook wire arc arm 22 is provided with a hook wire guide surface 33, and the hook wire guide surface 33 is inclined from outside to inside away from the hook wire arc arm 22, so as to facilitate the rapid entering of the wire body into the hook wire ring 31.

As shown in fig. 6, when the operation is performed, the visual field of the doctor can reach the angle beta at the maximum, and the direct vision can be formed in the operation, the operation visual field is good, the observation is clear, the operation positioning is accurate, and the hook wire arc arm 22 is matched with the arc structure, so that the hook wire arc arm can adapt to the spherical micro-convex structure of the eyeball part, the friction of the eyeball is avoided, and the hook wire process is smoother.

The utility model discloses at the straight arm 21 of installation and collude the line observation angle alpha that colludes that forms between the line arc arm 22, can make the doctor collude the position of line ring 31 and collude line mouth 32 in the observation that can understand when colluding the line, real-time adjustment and control collude the line operation to avoid effectively when colluding the line suture slippage and cause the damage to the tissue of surrounding in the eye, guarantee the speed that the suture colluded out, help shortening the operation time, improve operating efficiency.

The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. Collude line ware in eye, including colluding the line handle, the one end of colluding the line handle is installed and is colluded the line linking arm, collude the tip of line linking arm and install and collude line head, its characterized in that: the line hooking connecting arm comprises an installation straight arm connected with the line hooking handle and a line hooking arc arm connected with the line hooking head, the installation straight arm is in butt joint with the line hooking arc arm, and a line hooking observation angle is formed between the installation straight arm and the line hooking arc arm; the thread hooking head comprises a circular ring-shaped thread hooking ring, a thread hooking port is formed in the side of the thread hooking ring, and the thread hooking port is arranged on one side deviating from a thread hooking observation angle.

2. The intraocular thread hooking device of claim 1, wherein: the one end that colludes the line mouth and keep away from colluding the line arc arm is equipped with colludes line guide surface, collude line guide surface from outside-in distance collude the slope setting of line arc arm gradually far away.

3. The intraocular thread hooking device of claim 1, wherein: the installation straight arm is detachably installed on the hook wire handle, and the installation straight arm and the hook wire arc arm are in arc-shaped transition connection.

4. The intraocular thread hooking device of claim 3, wherein: the end part of the thread hooking handle is provided with a connecting screw hole, and the periphery of the end part of the straight mounting arm is provided with a connecting thread matched with the connecting screw hole.

5. The intraocular thread hooking device of claim 1, wherein: the angle range of the line-hooking observation angle is 90-135 degrees.

6. The intraocular thread hooking device of any one of claims 1 to 5, wherein: the surface of the thread hooking handle is provided with an operating hand groove, and the surface of the operating hand groove and the surface of the thread hooking handle are both provided with anti-skid grains.

7. The intraocular thread hooking device of claim 6, wherein: the operation hand groove includes that two hold between the fingers hold between the hands groove two hold between the hands groove and be in collude the last symmetry of line handle and set up, and two hold between the hands a side interval of holding between the hands groove is greater than the opposite side interval, still includes two hold between the hands groove that supports that sets up in the big interval of holding between the hands groove.

8. The intraocular thread hooking device of claim 7, wherein: the width of the abutting hand groove is larger than that of the pinching hand groove.

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