CN215384274U

CN215384274U - Eyelid retractor for ophthalmologic operation

Info

Publication number: CN215384274U
Application number: CN202121374269.8U
Authority: CN
Inventors: 王倩; 郭爽; 楚晓静; 申会芳
Original assignee: 8th Medical Center of PLA General Hospital
Current assignee: 8th Medical Center of PLA General Hospital
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-01-04
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses an eyelid retractor for ophthalmologic operation, which comprises a supporting rod, wherein clamping rods are rotatably connected at two ends of the upper part of the supporting rod, an opening rod is arranged above the other ends of the two clamping rods, an opening handle is fixedly connected at the upper end of the opening rod, a built-in cavity is arranged at one end of the opening rod close to the clamping rods, a sliding groove is arranged above the built-in cavity, a spring is arranged at the inner bottom of the built-in cavity, the lower end of the spring is in contact with the bottom of the built-in cavity, a circular plate is fixedly connected at the upper end of the spring, the lower end of the opening rod penetrates through the sliding groove to be communicated with the inner end of the built-in cavity, and clamping pieces matched with the sliding groove are fixedly connected on two side walls of a rod body of the lower end of the opening rod, which is positioned at the inner end of the built-in cavity. This eye speculum for ophthalmic surgery through the setting of built-in chamber and spring to can reach the change and strut the effect of part, can better reduce medical equipment's waste, reduce medical cost, also environmental protection more simultaneously.

Description

Eyelid retractor for ophthalmologic operation

Technical Field

The utility model relates to the field of medical instruments, in particular to an eyelid retractor for ophthalmologic operation.

Background

The eyelid retractor is an appliance which is used for opening the eyelid of a patient during an eye surgery so as to facilitate the surgery, is favorable for expanding the surgical field, is an indispensable medical instrument in the eye surgery, has the working principle similar to that of a drag hook in a surgical operation, is a drag hook in the eye surgery from the performance of the eyelid retractor, and plays a role in supporting the eyelid in the eye surgery, so the eyelid retractor is called.

Present eye speculum is mostly disposable, causes very big medical equipment's waste, also can cause very serious environmental pollution, and when using eye speculum to perform the operation to patient's eye, the eye exposes in external environment for a long time simultaneously, causes the dry and harsh and serious of eye to cause the eye superinfection easily, is unfavorable for patient's recovery.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an eyelid retractor for ophthalmologic operation.

In order to achieve the purpose, the utility model adopts the following technical scheme: an eyelid retractor for ophthalmologic operation comprises a supporting rod, wherein clamping rods are rotatably connected to two ends of the upper portion of the supporting rod, an opening rod is arranged above the other ends of the two clamping rods, an opening handle is fixedly connected to the upper end of the opening rod, a built-in cavity is formed in one end, close to the opening rod, of each clamping rod, a sliding groove is formed above the built-in cavity, a spring is arranged at the inner bottom of the built-in cavity, the lower end of the spring is in contact with the bottom of the built-in cavity, a circular plate is fixedly connected to the upper end of the spring, the lower end of the opening rod penetrates through the sliding groove to reach the inner end of the built-in cavity, clamping pieces matched with the sliding grooves are fixedly connected to two side walls of a rod body, located at the inner end of the built-in cavity, of the lower end of the opening rod, and are in contact with the top of the built-in cavity;

the utility model discloses a plastic pipe, including clamping bar, bracing piece, supporting rod.

As a further description of the above technical solution:

the upper end of the rubber tube penetrates through the fixing ring and is connected with the adapter tube.

As a further description of the above technical solution:

the lower ends of the two rubber tubes are fixedly connected with a three-way pipe, one end of the three-way pipe is fixedly connected with a connecting pipe, and the lower end of the connecting pipe is fixedly connected with a needle head connector.

As a further description of the above technical solution:

the interior of the opening rod and the opening handle are hollow.

As a further description of the above technical solution:

the inner side wall of the opening handle is provided with a plurality of flushing holes.

As a further description of the above technical solution:

the spreading handle is made of titanium alloy materials.

As a further description of the above technical solution:

the lower end of the center rod is fixedly connected with a rotating handle.

As a further description of the above technical solution:

and the outer side of the rod body of the central rod is provided with threads matched with the supporting rod.

The utility model has the following beneficial effects:

compared with the prior art, the utility model provides an eyelid retractor for ophthalmologic operation, which has the following beneficial effects:

1. this eye speculum for ophthalmic surgery through the setting of built-in chamber and spring to can reach the change and strut the effect of part, can better reduce medical equipment's waste, reduce medical cost, also environmental protection more simultaneously.

2. This eye speculum for ophthalmic surgery sets up the flushing hole through the lateral wall at the support handle, can disinfect to the eye and wash and moisten and avoid the eye dry and astringent and cause the bacterium secondary infection, does benefit to the recovery of eye.

3. This eye speculum for ophthalmic surgery uses through the cooperation of bracing piece and central rod, can adjust according to patient's eye size to can adapt to different crowds, great improvement the flexibility of using, improved patient's comfort level in the operation process simultaneously.

Drawings

Fig. 1 is a front view of an eyelid retractor for ophthalmic surgery according to the present invention;

fig. 2 is a front sectional view of an eyelid retractor for ophthalmic surgery according to the present invention;

figure 3 is a side sectional view of the eyelid retractor for ophthalmic surgery according to the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 2;

fig. 5 is a perspective view of a support handle of the eyelid retractor for ophthalmic surgery according to the present invention.

Illustration of the drawings:

1. a support bar; 2. a clamping bar; 3. an opening lever; 4. the handle is spread; 5. a center pole; 6. a fixing plate; 7. A movable rod; 8. a strut; 9. rotating the handle; 10. a transfer tube; 11. a fixing ring; 12. a hose; 13. a cavity is arranged inside; 14. a spring; 15. a circular plate; 16. a fastener; 17. flushing the hole; 18. a three-way pipe; 19. a connecting pipe; 20. a needle hub; 21. a chute; 22. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, one embodiment of the present invention is provided: an eyelid retractor for ophthalmologic operation comprises a support rod 1, clamping rods 2 are rotatably connected at two ends of the upper part of the support rod 1, an opening rod 3 is arranged above the other end of each clamping rod 2, an opening handle 4 is fixedly connected at the upper end of each opening rod 3, a built-in cavity 13 is arranged at one end of each opening rod 3 close to each clamping rod 2, a sliding groove 21 is arranged above each built-in cavity 13, a spring 14 is arranged at the inner bottom of each built-in cavity 13, the lower end of each spring 14 is in contact with the bottom of each built-in cavity 13, a circular plate 15 is fixedly connected at the upper end of each spring 14, each spring 14 can generate upward force to fix each opening rod 3, the lower end of each opening rod 3 penetrates through the sliding groove 21 to the inner end of each built-in cavity 13, a clamping piece 16 matched with the sliding groove 21 is fixedly connected to two side walls of a rod body at the inner ends of the built-in cavities 13 at the lower ends of the opening rods 3, the clamping piece 16 is in contact with the top of the built-in cavities 13, the fixing function is achieved;

2 lower extreme lateral wall of clamping bar department fixedly connected with solid fixed ring 11, prop open 3 lateral walls fixedly connected with switching pipes 10 of the pole that struts between handle 4 and the clamping bar 2, the lateral wall of bracing piece 1 is provided with

rubber tube

12, 1 central point of bracing piece puts and is provided with well core rod 5, well core rod 5's lower extreme runs through bracing piece 1, and with 1 threaded connection of bracing piece, well core rod 5's upper end is rotated and has been cup jointed branch 8, well core rod 5's upper end runs through the central point of branch 8 and puts, and fixedly connected with fixed plate 6, the both ends of branch 8 are rotated and are connected with movable rod 7, clamping bar 2 is close to the central point department of putting of branch 8 and has seted up recess 22, the other end of movable rod 7 is articulated with recess 22's upper end inside wall.

The upper end of rubber tube 12 runs through solid fixed ring 11, and be connected with switching pipe 10, can prevent that rubber tube 12 from rocking in disorder at will, the lower extreme fixedly connected with three-way pipe 18 of two rubber tubes 12, three-way pipe 18 one end fixedly connected with connecting pipe 19, the lower extreme fixedly connected with syringe needle interface 20 of connecting pipe 19, can disinfect and wash patient as required, strut pole 3 and strut the inside cavity form that is of handle 4, strut the inside wall of handle 4 and seted up a plurality of flushing hole 17, can be with the eye that the medicine was carried, strut the material of handle 4 and make for titanium alloy material, the lower extreme fixedly connected with of well core rod 5 rotates handle 9, the convenience is fixed position when using, well core rod 5 pole body outside is provided with the screw thread with bracing piece 1 matched with.

The working principle is as follows: when the eye opening device is used, the opening handle 4 is placed at the position of an eye, the rotating handle 9 is rotated to drive the supporting rod 8 to move back and forth, the movable rod 7 drives the clamping rod 2 to move, the position is adjusted to be proper in size, when the eye of a patient needs to be washed, the syringe is used for being connected to the needle head interface 20, medicine enters the switching tube 10 through the rubber tube 12, the opening rod 3 and the opening handle 4 and enters the eye through the washing hole 17, after an operation is finished, the opening rod 3 is pressed down and the clamping piece 16 is rotated into the sliding groove 21, and the opening rod 3 is ejected out through rebounding of the spring 14 to be replaced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an eye speculum for ophthalmic surgery, includes bracing piece (1), its characterized in that: the upper end of the supporting rod (1) is rotatably connected with clamping rods (2), two opening rods (3) are arranged above the other ends of the two clamping rods (2), the upper ends of the opening rods (3) are fixedly connected with opening handles (4), a built-in cavity (13) is formed in one end of each opening rod (3) close to the clamping rods (2), a sliding groove (21) is formed above the built-in cavity (13), a spring (14) is arranged at the inner bottom of the built-in cavity (13), the lower end of the spring (14) is in contact with the bottom of the built-in cavity (13), a circular plate (15) is fixedly connected to the upper end of the spring (14), the lower end of each opening rod (3) penetrates through the sliding groove (21) to the inner end of the built-in cavity (13), and a clamping piece (16) matched with the sliding groove (21) is fixedly connected to the two side walls of the rod body of the inner end of the built-in cavity (13) at the lower end of the opening rod (3), the clamping piece (16) is contacted with the top of the built-in cavity (13);

the outer side wall of the lower end of the clamping rod (2) is fixedly connected with a fixing ring (11), the outer side wall of the opening rod (3) between the opening handle (4) and the clamping rod (2) is fixedly connected with a switching tube (10), the rubber tube (12) is arranged on the outer side wall of the supporting rod (1), the center of the supporting rod (1) is provided with a center rod (5), the lower end of the center rod (5) penetrates through the supporting rod (1), and is connected with the supporting rod (1) by screw thread, the upper end of the central rod (5) is rotationally sleeved with a supporting rod (8), the upper end of the central rod (5) penetrates through the central position of the supporting rod (8), and is fixedly connected with a fixed plate (6), two ends of the supporting rod (8) are rotatably connected with movable rods (7), a groove (22) is arranged at the center of the clamping rod (2) close to the support rod (8), the other end of the movable rod (7) is hinged with the inner side wall of the upper end of the groove (22).

2. The eyelid retractor for ophthalmic surgery of claim 1, wherein: the upper end of the rubber tube (12) penetrates through the fixing ring (11) and is connected with the adapter tube (10).

3. The eyelid retractor for ophthalmic surgery of claim 1, wherein: the lower ends of the two rubber tubes (12) are fixedly connected with a three-way tube (18), one end of the three-way tube (18) is fixedly connected with a connecting tube (19), and the lower end of the connecting tube (19) is fixedly connected with a needle head connector (20).

4. The eyelid retractor for ophthalmic surgery of claim 1, wherein: the interior of the opening rod (3) and the opening handle (4) are hollow.

5. The eyelid retractor for ophthalmic surgery of claim 1, wherein: the inner side wall of the spreading handle (4) is provided with a plurality of flushing holes (17).

6. The eyelid retractor for ophthalmic surgery of claim 1, wherein: the spreading handle (4) is made of titanium alloy material.

7. The eyelid retractor for ophthalmic surgery of claim 1, wherein: the lower end of the center rod (5) is fixedly connected with a rotating handle (9).

8. The eyelid retractor for ophthalmic surgery of claim 1, wherein: the outer side of the rod body of the central rod (5) is provided with a thread matched with the support rod (1).