Eyelid dilator

Abstract

The utility model belongs to the technical field of medical instruments, and particularly relates to an eyelid dilator which comprises an eyelid dilating structure and two U-shaped eyelid dilating tubes oppositely arranged on the eyelid dilating structure, each U-shaped eyelid dilating tube is of a hollow structure, and a liquid outlet hole and a liquid inlet hole are formed in each U-shaped eyelid dilating tube. The two oppositely-arranged U-shaped eyelid opening pipes are placed on the eyes, the distance between the two U-shaped eyelid opening pipes is adjusted through the eyelid opening structure so as to open the eyelids, at the moment, the positions, corresponding to the liquid inlet holes, of the U-shaped eyelid opening pipes are located in the eyes, and the ends, corresponding to the liquid outlet holes, of the U-shaped eyelid opening pipes extend out of the eyes. According to the eye effusion drainage device, effusion is directly pumped into an injector through the liquid inlet hole, the U-shaped eyelid opening tube and the liquid outlet hole through the injector, the eye effusion can be conveniently and timely drained, the efficiency is high, and eyeballs cannot be hurt.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical devices, and particularly relates to an eyelid retractor.

Background Art

[0002] During eye surgeries, it is often encountered that the eye socket is deep, resulting in the accumulation of liquid in the conjunctival sac, which affects the surgical field of view and operation. In addition, during eye treatment and care, in order to facilitate operation, it is necessary to retract the eyelids to directly view the eye condition and facilitate the dripping of care solution. This requires the use of an eyelid retractor for operation.

[0003] After using an eyelid retractor to retract the eyelids and drip care solution, excessive eye fluid will flow out, affecting treatment. Therefore, it is necessary to regularly remove eye fluid. Currently, a syringe is directly inserted into the eye to extract the fluid, which is inefficient and prone to damaging the eyeball.

Content of the Utility Model

[0004] The purpose of the utility model is to provide an eyelid retractor that is convenient for discharging eye fluid, has high efficiency, and does not damage the eyeball.

[0005] The utility model is realized by the following technical solutions:

[0006] An eyelid retractor includes an eyelid retracting structure and two U-shaped eyelid opening tubes oppositely arranged on the eyelid retracting structure. The eyelid retracting structure is used to adjust the distance between the two U-shaped eyelid opening tubes. The U-shaped eyelid opening tube is a hollow structure, one end of which is connected to the eyelid retracting structure, and the other end is provided with a liquid outlet hole. The U-shaped eyelid opening tube is also provided with a liquid inlet hole communicated with the liquid outlet hole.

[0007] As described above, for an eyelid retractor, the U-shaped eyelid opening tube includes a straight section, and a first connecting section and a second connecting section respectively arranged at both ends of the straight section. The first connecting section is connected to the eyelid retracting structure, the liquid outlet hole is arranged at one end of the second connecting section far from the straight section, and the liquid inlet hole is arranged on the straight section.

[0008] As described above, for an eyelid retractor, the straight section is located below the eyelid retracting structure. One end of the first connecting section is connected to the straight section, and the other end bends upward into a U shape and then is connected to the eyelid retracting structure; one end of the second connecting section is connected to the straight section, and the other end bends upward into a U shape.

[0009] As described above, for an eyelid retractor, a connecting head extends upward at one end of the second connecting section far from the straight section.

[0010] As described above, for an eyelid retractor, there are multiple liquid inlet holes, and the multiple liquid inlet holes are arranged along the length direction of the straight section.

[0011] As described above, an eyelid retractor, wherein the U-shaped eyelid opening tube is an alloy with memory performance.

[0012] As described above, an eyelid retractor, wherein the U-shaped eyelid opening tube is a molybdenum-zirconium-titanium alloy.

[0013] As described above, an eyelid retractor, wherein the eyelid retracting structure includes:

[0014] A retracting and fixing member, having an internal threaded hole at its central position;

[0015] Retracting connecting rods, the two retracting connecting rods are respectively hinged to both ends of the retracting and fixing member;

[0016] A retracting threaded column, which penetrates through the internal threaded hole and is threadedly connected to the internal threaded hole;

[0017] A rotating connection platform, which is rotatably connected to the retracting threaded column;

[0018] A retracting support rod, one end of which is hinged to the rotating connection platform and the other end is hinged to the retracting connecting rod.

[0019] As described above, an eyelid retractor, wherein both ends of the retracting and fixing member are provided with fixing member hinge grooves, and the retracting connecting rods are hinged in the fixing member hinge grooves; connecting member hinge grooves are provided on the retracting connecting rods, and the retracting support rods are hinged in the connecting member hinge grooves.

[0020] As described above, an eyelid retractor, wherein one end of the retracting threaded column away from the rotating connection platform is provided with a rotating knob, and convex lines are arranged on the outer surface of the rotating knob along the rotating direction.

[0021] Compared with the prior art, the present utility model has the following advantages:

[0022] The present utility model provides an eyelid retractor, including an eyelid retracting structure and two U-shaped eyelid opening tubes oppositely arranged on the eyelid retracting structure. The U-shaped eyelid opening tubes are hollow structures, and liquid outlet holes and liquid inlet holes are provided thereon. When in use, first connect the liquid outlet hole and a syringe with a hose, place the two oppositely arranged U-shaped eyelid opening tubes on the eyes, adjust the distance between the two U-shaped eyelid opening tubes through the eyelid retracting structure to retract the eyelids. At this time, the positions of the U-shaped eyelid opening tubes corresponding to the liquid inlet holes are located in the conjunctival sac of the eyes, and one end of the U-shaped eyelid opening tube corresponding to the liquid outlet hole extends out of the eyes. When it is necessary to remove the eye effusion, directly draw the effusion through the liquid inlet hole, the U-shaped eyelid opening tube, and the liquid outlet hole into the syringe with the syringe, which can conveniently and timely drain the eye effusion, with high efficiency and without harming the eyeball.

Description of the Drawings

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments.

[0024] Figure 1 This is a schematic structural diagram of an eyelid retractor in the specific embodiment of the present utility model;

[0025] Figure 2 This is a schematic structural diagram of an eyelid retracting structure in the specific embodiment of the present utility model.

Specific Embodiment

[0026] In order to make the technical problems, technical solutions and beneficial effects solved by the present utility model more clearly understood, the following further details the present utility model in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0027] When ordinal numbers such as "first" and "second" are mentioned in the embodiments of the present utility model, unless they actually express an order meaning according to the context, they should be understood as merely for distinction.

[0028] In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0029] Specific embodiments, such as Figure 1-2 shown in an eyelid retractor, which includes an eyelid retracting structure 1 and two U-shaped eyelid opening tubes 2 oppositely arranged on the eyelid retracting structure 1. The eyelid retracting structure 1 is used to adjust the distance between the two U-shaped eyelid opening tubes 2. The U-shaped eyelid opening tube 2 is a hollow structure, one end of which is connected to the eyelid retracting structure 1, and the other end is provided with a liquid outlet hole 3. The U-shaped eyelid opening tube 2 is also provided with a liquid inlet hole 4 communicated with the liquid outlet hole 3. When in use, first connect the liquid outlet hole and a syringe with a hose, place the two oppositely arranged U-shaped eyelid opening tubes on the eye, and adjust the distance between the two U-shaped eyelid opening tubes through the eyelid retracting structure to open the eyelid. At this time, the position of the U-shaped eyelid opening tube corresponding to the liquid inlet hole is inside the eye, and one end of the U-shaped eyelid opening tube corresponding to the liquid outlet hole extends outside the eye. When it is necessary to remove the eye effusion, directly draw the effusion through the syringe from the liquid inlet hole, through the U-shaped eyelid opening tube and the liquid outlet hole into the syringe, which can conveniently and timely drain the eye effusion with high efficiency and will not harm the eyeball. At the same time, the present application can also be used for dripping nursing liquid. The nursing liquid is drawn through the hose, the liquid outlet hole 3 and the liquid inlet hole 4 by the syringe and flows out from the liquid inlet hole 4 into the eyeball, and the liquid dripping is more convenient, safe and effective.

[0030] Specifically, the U-shaped eyelid opening tube 2 includes a straight segment 21, and a first connecting segment 22 and a second connecting segment 23 respectively arranged at both ends of the straight segment 21, the first connecting segment 22 is connected to the eyelid opening structure 1, the liquid outlet 3 is arranged at one end of the second connecting segment 23 away from the straight segment 21, and the liquid inlet 4 is arranged on the straight segment 21. The straight segment 21 is located in the eye, and the first connecting segment 22 and the second connecting segment 23 are used to open the eyelid.

[0031] In addition, the straight segment 21 is located below the eyelid opening structure 1, one end of the first connecting segment 22 is connected to the straight segment 21, and the other end is bent upwards into a U shape and then connected to the eyelid opening structure 1; one end of the second connecting segment 23 is connected to the straight segment 21, and the other end is bent upwards into a U shape. The first connecting segment 22 and the second connecting segment 23 are bent upwards into a U shape to facilitate opening the eyelid.

[0032] Furthermore, a connector 5 is extended upwardly from one end of the second connecting section 23 away from the straight section 21. When the U-shaped eyelid opening tube 2 opens the eyelid, the connector 5 is tilted away from the eyelid to facilitate the hose and the syringe to discharge the accumulated fluid.

[0033] More specifically, there are multiple liquid inlet holes 4, and the multiple liquid inlet holes 4 are arranged along the length direction of the straight section 21. The liquid removal efficiency is fast and more uniform. As an optional solution of the present application, four liquid inlet holes 4 are arranged along the length direction of the straight section 21, and one liquid inlet hole 4 is arranged on each of the first connecting section 22 and the second connecting section 23.

[0034] Further, the U-shaped eyelid opening tube 2 is an alloy with memory properties. Optionally, the U-shaped eyelid opening tube 2 is a molybdenum-zirconium-titanium alloy. While protecting the eyelids, the U-shaped eyelid opening tube 2 can also effectively restore the deformation that is easy to occur during use.

[0035] Furthermore, the eyelid opening structure 1 comprises: an opening fixing member 11, the center of which is provided with an internal threaded hole 111; an opening connecting rod 12, the two opening connecting rods 12 being hinged to the two ends of the opening fixing member 11 respectively; an opening threaded column 13, which passes through the internal threaded hole 111 and is threadedly connected to the internal threaded hole 111; a rotating connecting platform 14, which is rotatably connected to the opening threaded column 13; and an opening support rod 15, one end of which is hinged to the rotating connecting platform 14, and the other end is hinged to the opening connecting rod 12. The opening threaded column 13 is rotated to push the opening support rod 15, thereby pushing the two opening connecting rods 12 to open or close, and the U-shaped eyelid opening tube 2 is arranged on the opening connecting rod 12, thereby realizing the adjustment of the distance between the two U-shaped eyelid opening tubes 2, and the opening threaded column 13 is threadedly connected to the internal threaded hole 111 to realize self-locking, so that the U-shaped eyelid opening tube 2 keeps the eyelid open, which is convenient for use and operation.

[0036] Specifically, fixing member hinge grooves 6 are provided at both ends of the spreading and fixing member 11, and the spreading connecting rod 12 is hinged in the fixing member hinge grooves 6; a connecting member hinge groove 7 is provided on the spreading connecting rod 12, and the spreading support rod 15 is hinged in the connecting member hinge groove 7. The structure is more compact.

[0037] More specifically, in order to facilitate the operation and rotation of the spreading screw post 13, a rotation knob 8 is provided at one end of the spreading screw post 13 away from the rotation connection platform 14, and raised lines 9 are arranged on the outer surface of the rotation knob 8 along the rotation direction.

[0038] As described above is an implementation manner provided in combination with specific content. It is not considered that the specific implementation of the present invention is only limited to these descriptions. At the same time, due to different industry names, it is not limited to the above names, nor is it limited to English names. Any method, structure, etc. that is similar or identical to the present invention, or any technical deduction or replacement made under the premise of the concept of the present invention, should be regarded as the protection scope of the present invention.

Claims

1. An eyelid retractor, characterized in that: The invention comprises an eyelid opening structure (1), and two U-shaped eyelid opening tubes (2) arranged on the eyelid opening structure (1) in opposite directions. The eyelid opening structure (1) is used to adjust the distance between the two U-shaped eyelid opening tubes (2). The U-shaped eyelid opening tube (2) is a hollow structure, one end of which is connected to the eyelid opening structure (1), and the other end of which is provided with a liquid outlet (3). The U-shaped eyelid opening tube (2) is also provided with a liquid inlet (4) connected to the liquid outlet (3).

2. An eyelid retractor according to claim 1, characterized in that: The U-shaped eyelid opening tube (2) comprises a straight section (21), and a first connecting section (22) and a second connecting section (23) respectively arranged at two ends of the straight section (21); the first connecting section (22) is connected to the eyelid opening structure (1); the liquid outlet (3) is arranged at an end of the second connecting section (23) away from the straight section (21); and the liquid inlet (4) is arranged on the straight section (21).

3. An eyelid retractor according to claim 2, characterized in that: The straight segment (21) is located below the eyelid-opening structure (1); one end of the first connecting segment (22) is connected to the straight segment (21), and the other end is bent upwards into a U-shape and then connected to the eyelid-opening structure (1); one end of the second connecting segment (23) is connected to the straight segment (21), and the other end is bent upwards into a U-shape.

4. An eyelid retractor according to claim 3, characterized in that: A connecting head (5) is provided at one end of the second connecting section (23) away from the straight section (21) extending upward.

5. The eyelid retractor according to claim 2, characterized in that: There are a plurality of liquid inlet holes (4), and the plurality of liquid inlet holes (4) are arranged along the length direction of the straight line segment (21).

6. The eyelid retractor according to claim 2, characterized in that: The U-shaped eyelid opening tube (2) is made of an alloy with memory properties.

7. An eyelid retractor according to claim 6, characterized in that: The U-shaped eyelid opening tube (2) is made of molybdenum-zirconium-titanium alloy.

8. The eyelid retractor according to claim 1, characterized in that: The eyelid opening structure (1) comprises: The fixing member (11) is opened, and an internal thread hole (111) is provided at the center thereof; Spreading connecting rods (12), wherein the two spreading connecting rods (12) are respectively hinged to two ends of the spreading fixing member (11); A threaded column (13) is opened, which passes through the internal threaded hole (111) and is threadedly connected to the internal threaded hole (111); A rotating connecting platform (14) which is rotatably connected to the support threaded column (13); The support rod (15) is opened, one end of which is hinged to the rotating connecting platform (14), and the other end of which is hinged to the opening connecting rod (12).

9. An eyelid retractor according to claim 8, characterized in that: The two ends of the expansion fixing member (11) are provided with fixing member hinge grooves (6), and the expansion connecting rod (12) is hinged in the fixing member hinge grooves (6); the expansion connecting rod (12) is provided with a connecting member hinge groove (7), and the expansion support rod (15) is hinged in the connecting member hinge groove (7).

10. An eyelid retractor according to claim 8, characterized in that: A rotating knob (8) is provided at one end of the support thread column (13) away from the rotating connection platform (14), and a raised pattern (9) is arranged on the outer surface of the rotating knob (8) along the rotating direction.

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