CN209808426U

CN209808426U - Eye speculum for ophthalmology

Info

Publication number: CN209808426U
Application number: CN201822096718.1U
Authority: CN
Inventors: 于晓萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-13
Filing date: 2018-12-13
Publication date: 2019-12-20
Anticipated expiration: 2028-12-13

Abstract

The utility model discloses an ophthalmology is with eye speculum, including supporting seat and two eyelids opening device, the fixed spread groove that is equipped with in both ends at supporting seat top, two spread grooves are all rotated through the bottom of pivot with two bracing pieces and are connected, and spring fixed connection is passed through at the top of two bracing pieces, and the bottom mounting of supporting seat is equipped with adjustment mechanism, and the equal fixed mounting in top of two bracing pieces has the connecting rod, and the top of two bracing pieces is fixed and is equipped with the eyelids opening device, and a plurality of drainage hole has been seted up on the surface of one of them eyelids opening. The utility model relates to an eye speculum, which drives a lead screw to rotate by rotating a rotating handle, the lead screw is in threaded connection with a lead screw nut of a clamping plate, the clamping plate is driven to move downwards under the action of a guide rod, so that a support rod is driven to rotate, and then two supporters are opened; negative pressure is formed in the liquid collecting bag by pressing the drainage negative pressure device, so that tears in the eyeball of the patient are drained through the drainage holes on the surface of the support.

Description

Eye speculum for ophthalmology

Technical Field

The utility model belongs to the technical field of medical appliances, a eyelid retractor is related to, in particular to an ophthalmic eyelid retractor.

Background

The operating principle of the eyelid retractor is similar to that of a necessary tool in surgical operation, namely a drag hook, and the product performance of the eyelid retractor is the drag hook in ophthalmic operation, and the eyelid retractor can play a role in supporting the eyelid in the ophthalmic operation and is called the eyelid retractor; however, the existing eyelid retractor has a too simple structure and a single function, and the distance between the two supporters is not convenient to adjust; and the long-time use easily causes the tearing of the eyes of the patient, and is not convenient for the doctor to perform the operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ophthalmic eye speculum to solve the simple structure that proposes in the above-mentioned background art, the problem of the regulation of being not convenient for is single in the function.

In order to achieve the above object, the present invention provides the following technical solutions: an eyelid retractor for ophthalmology, which comprises a supporting seat and two supporters, wherein two ends of the top of the supporting seat are fixedly provided with connecting grooves, the two connecting grooves are respectively and rotatably connected with the bottom ends of two supporting rods through a rotating shaft, the tops of the two supporting rods are fixedly connected through a spring, the bottom end of the supporting seat is fixedly provided with an adjusting mechanism, the top ends of the two supporting rods are both fixedly provided with connecting rods, the top ends of the two supporting rods are fixedly provided with supporters, the surface of one of the supporters is provided with a plurality of drainage holes, a through hole is arranged at the joint of one of the supporters and the supporting rod, a drainage port is fixedly arranged at the bottom of one side of one of the support rods and is fixedly connected with one side of the liquid collecting bag, the other side of the liquid collecting bag is fixedly provided with a drainage negative pressure device, and one side of the supporting seat is fixedly provided with a handle.

As a preferred technical scheme of the utility model, adjustment mechanism includes lead screw, turning handle and cardboard, the one end and the supporting seat of lead screw alternate and are connected, the bottom fixed mounting of lead screw has the turning handle, the other end of lead screw and the fixed screw-nut threaded connection who is equipped with in cardboard middle part, the cardboard alternates with the one end of guide bar and is connected, the other end of guide bar is fixed to be set up on the top with the supporting seat.

As an optimized technical proposal of the utility model, the fixed surface of the rotating handle is provided with an anti-slip mat.

As an optimal technical scheme of the utility model, the fixed stopper that is equipped with in top of lead screw.

As a preferred technical scheme of the utility model, the fixed internal thread that is equipped with in top of bracing piece, the external screw thread threaded connection that internal thread and connecting rod bottom mounting were equipped with.

As an optimized technical scheme of the utility model, bracing piece, connecting rod and eyelidretractor are hollow structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model relates to an eye speculum, which drives a lead screw to rotate by rotating a rotating handle, the lead screw is in threaded connection with a lead screw nut of a clamping plate, the clamping plate is driven to move downwards under the action of a guide rod, so that a support rod is driven to rotate, and then two supporters are opened;

2. the utility model relates to an eyelid retractor for ophthalmology, which forms negative pressure in a liquid collecting bag by pressing a drainage negative pressure device, thereby draining tears in the eyeball of a patient through drainage holes on the surface of a support; when the eyes of the patient are too dry, the eye drops can be poured into the support through the drainage port, and the eye drops are added to the eyes of the patient through the drainage holes of the support;

3. the utility model relates to an ophthalmology is with eye speculum, the fixed external screw thread threaded connection that is equipped with internal thread and connecting rod bottom mounting in bracing piece top is convenient for dismantle and change the bracing piece.

Drawings

Fig. 1 is a schematic structural view of an eyelid retractor for ophthalmology of the present invention;

fig. 2 is a schematic structural view of a connecting rod of the eyelid retractor for ophthalmology of the present invention;

fig. 3 is a schematic structural view of the supporting rod of the eyelid retractor for ophthalmology of the present invention.

In the figure: 1. a supporting seat; 2. connecting grooves; 3. a rotating shaft; 4. a support bar; 5. an internal thread; 6. a connecting rod; 7. an external thread; 8. a support; 9. a drainage hole; 10. a spring; 11. a screw rod; 12. a handle is rotated; 13. clamping a plate; 14. a guide bar; 15. a limiting block; 16. a drainage opening; 17. a drainage tube; 18. a liquid collecting bag; 19. drainage negative pressure device; 20. a handle.

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.

Referring to fig. 1-3, the utility model provides an eyelid retractor for ophthalmology, which comprises a supporting seat 1 and two supporting devices 8, wherein two ends of the top of the supporting seat 1 are fixedly provided with connecting grooves 2, the two connecting grooves 2 are rotatably connected with the bottom ends of two supporting rods 4 through rotating shafts 3, the top ends of the two supporting rods 4 are fixedly connected through springs 10, the bottom end of the supporting seat 1 is fixedly provided with an adjusting mechanism, the top ends of the two supporting rods 4 are fixedly provided with connecting rods 6, the top ends of the two supporting rods 4 are fixedly provided with the supporting devices 8, the surface of one supporting device 8 is provided with a plurality of drainage holes 9, the joint of one supporting device 8 and the supporting rod 4 is provided with a through hole, the bottom of one side of one supporting rod 4 is fixedly provided with a drainage port 16, the drainage port 16 is fixedly connected with one side of a liquid collecting bag 18, the other side of, a handle 20 is fixedly arranged on one side of the supporting seat 1.

Preferably, adjustment mechanism includes lead screw 11, turning handle 12 and cardboard 13, the one end and the 1 interlude of supporting seat of lead screw 11 are connected, the bottom fixed mounting of lead screw 11 has turning handle 12, the other end and the fixed screw-nut threaded connection who is equipped with in cardboard 13 middle part of lead screw 11, cardboard 13 alternates with the one end of guide bar 14 and is connected, the other end of guide bar 14 is fixed to be set up on the top with supporting seat 1, it rotates to drive lead screw 11 through rotating turning handle 12, thereby it moves from top to bottom to drive cardboard 13 under the effect of guide bar 14.

Preferably, the anti-slip pad is fixedly mounted on the surface of the rotating handle 12, so that the friction between the palm of the medical staff and the rotating handle 12 can be improved, the hand slip is prevented, and the rotating handle 12 is not convenient to rotate.

Preferably, the top end of the screw rod 11 is fixedly provided with a limiting block 15, so that the position of the clamping plate 13 is limited conveniently.

Preferably, the fixed internal thread 5 that is equipped with in top of bracing piece 4, the external screw thread 7 threaded connection that internal thread 5 and 6 bottom mounting of connecting rod were equipped with, convenient to detach connecting rod 6 to can install not unidimensional eyelidretractor 8.

Preferably, the support rod 4, the connecting rod 6 and the support device 8 are all hollow structures, so that drainage or addition of eye drops is facilitated.

When in specific use: the utility model relates to an eyelid retractor for ophthalmology, firstly, two supporters 8 of the eyelid retractor are respectively supported on the upper eyelid and the lower eyelid of a patient, then a medical staff holds a handle 20, a rotating handle 12 is rotated to drive a lead screw 11 to rotate, the lead screw 11 is in threaded connection with a lead screw nut of a clamping plate 13, the clamping plate 13 is driven to move downwards under the action of a guide rod 14, so that a support rod 4 is driven to rotate, then the two supporters 8 are spread, and the upper eyelid and the lower eyelid of the patient are supported; when the patient tears the eyes, the drainage negative pressure device 19 is pressed to form negative pressure inside the liquid collection bag 18, so that the tears are drained into the liquid collection bag 18 through the drainage holes 9; when the eyes of the patient are dry, the drainage tube 17 is removed, eye drops are poured in through the drainage port 16, and the eye drops are added to the eyes of the patient through the drainage hole 9.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, 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, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. An eyelid retractor for ophthalmology, which comprises a supporting seat (1) and two supporting devices (8), and is characterized in that connecting grooves (2) are fixedly arranged at two ends of the top of the supporting seat (1), the two connecting grooves (2) are rotatably connected with the bottom ends of two supporting rods (4) through rotating shafts (3), the top ends of the two supporting rods (4) are fixedly connected through springs (10), an adjusting mechanism is fixedly arranged at the bottom end of the supporting seat (1), connecting rods (6) are fixedly arranged at the top ends of the two supporting rods (4), the supporting devices (8) are fixedly arranged at the top ends of the two supporting rods (4), a plurality of drainage holes (9) are formed in the surface of one of the supporting devices (8), a through hole is formed at the joint of one of the supporting devices (8) and the supporting rod (4), a drainage port (16) is fixedly arranged at the bottom of one side of one of the supporting rods (4), drainage mouth (16) and one side fixed connection of album liquid bag (18), the opposite side fixed mounting of album liquid bag (18) has drainage negative pressure ware (19), one side fixed mounting of supporting seat (1) has handle (20).

2. An ophthalmic eyelid retractor according to claim 1, wherein: adjustment mechanism includes lead screw (11), turning handle (12) and cardboard (13), the one end and the supporting seat (1) of lead screw (11) alternate and are connected, the bottom fixed mounting of lead screw (11) has turning handle (12), the lead screw nut threaded connection that the other end and the cardboard (13) middle part of lead screw (11) were fixed to be equipped with, cardboard (13) alternate with the one end of guide bar (14) and are connected, the other end of guide bar (14) is fixed to be set up on the top with supporting seat (1).

3. An ophthalmic eyelid retractor according to claim 2, wherein: and the surface of the rotating handle (12) is fixedly provided with an anti-skid pad.

4. An ophthalmic eyelid retractor according to claim 2, wherein: and a limiting block (15) is fixedly arranged at the top end of the screw rod (11).

5. An ophthalmic eyelid retractor according to claim 1, wherein: the top end of the supporting rod (4) is fixedly provided with an internal thread (5), and the internal thread (5) is in threaded connection with an external thread (7) which is fixedly arranged at the bottom end of the connecting rod (6).

6. An ophthalmic eyelid retractor according to claim 1, wherein: the support rod (4), the connecting rod (6) and the support (8) are all of hollow structures.