CN219089250U

CN219089250U - Eyelid opening device

Info

Publication number: CN219089250U
Application number: CN202223395656.7U
Authority: CN
Inventors: 邓绍东; 敬琳琳
Original assignee: Yanting County People's Hospital
Current assignee: Yanting County People's Hospital
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-30
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses an eyelid opening device, which relates to the technical field of ophthalmic auxiliary equipment and solves the existing technical problems, and comprises an eyelid opening mechanism, a telescopic mechanism, an adjusting mechanism and a locking mechanism, wherein the eyelid opening mechanism comprises an upper eyelid opening assembly and a lower eyelid opening assembly which are symmetrically arranged, and the upper eyelid opening assembly and the lower eyelid opening assembly are respectively used for holding an upper eyelid and a lower eyelid; the telescopic mechanism comprises an upper telescopic component and a lower telescopic component which are respectively and correspondingly connected with the upper eyelid opening component and the lower eyelid opening component; the adjusting mechanism is matched with the upper telescopic assembly and the lower telescopic assembly and is used for adjusting the angle and the distance between the upper telescopic assembly and the lower telescopic assembly; the locking mechanism is matched with the adjusting mechanism and used for fixing the angle and the distance between the upper telescopic assembly and the lower telescopic assembly; the utility model has the advantages of reasonable design and capability of locking the opening and closing angle.

Description

Eyelid opening device

Technical Field

The utility model relates to the technical field of ophthalmic auxiliary equipment, in particular to the technical field of eyelid opening devices.

Background

When eye surgery is performed, an eyelid speculum is required to be used for stretching eyelid, and the working principle of the eyelid speculum is similar to that of a retractor in surgery, namely the retractor in eye surgery from the aspect of self performance, and the eyelid speculum is called as an eyelid speculum because the eyelid speculum plays a role in supporting eyelid in eye surgery. The eyelid retractor is mostly V-shaped, U-shaped or Y-shaped in shape, including a support arm and an eyelid retractor hook. The rear ends of the two supporting arms are combined into a whole to form a handheld part, the front ends of the two supporting arms are two symmetrically arranged eyelid opening hooks, the eyelid opening hooks are generally arranged to form a horizontal L-shaped structure, the vertical parts of the eyelid opening hooks are inserted into eye sockets to fix eyelids, and the horizontal parts are used for limiting the depth of the vertical parts extending into the eye sockets to prevent the vertical parts from damaging eyeballs. The rear end of the supporting arm is adjusted and locked by a knob.

Patent with the publication number CN211961996U entitled "eye-face distraction device for ophthalmic care" discloses the following: the utility model provides an ophthalmic nursing is with eye face strutting arrangement, includes the handle, one side of handle is equipped with two chucks, and one side that two chucks are close to each other is equal fixedly connected with stationary blade, and the rear side fixedly connected with of stationary blade is bent and is dialled the board, and two are bent and are dialled the board symmetry setting, rectangular channel has been seted up to one side of handle, and one side fixedly connected with slope that the chuck is close to the handle sets up the connecting rod, and two connecting rods alternately set up, and fixedly connected with same circle axle between the front side inner wall and the rear side inner wall of rectangular channel. This patent adopts manual control's mode to make things convenient for doctor to control accurately, reaches can make things convenient for doctor to strut patient's eye face inspection fast in portable, effectively avoids using the elasticity to collapse the mode that opens and appears patient pain and secondary damage phenomenon, also can avoid directly adopting the finger to prop up the infection risk that exists, is favorable to using.

The eyelid can be strutted to above-mentioned patent, but above-mentioned mode that is manual pressing when the patent uses, owing to do not have locking mechanism, must have medical personnel to press down the pressure portion always in the operation process, medical personnel's hand is not hard up or hand tremble can cause two parts of struttes of strutteing to retract, influences the operation process, and the manual work has pressed down always and has increased medical personnel's work load, inconvenient long-time use.

Disclosure of Invention

The utility model aims at: in order to solve the technical problems, the utility model provides an eyelid retractor.

The utility model adopts the following technical scheme for realizing the purposes:

an eyelid opening device, comprising:

the eyelid opening mechanism comprises an upper eyelid opening assembly and a lower eyelid opening assembly which are symmetrically arranged, wherein the upper eyelid opening assembly and the lower eyelid opening assembly are respectively used for clamping an upper eyelid and a lower eyelid;

the telescopic mechanism comprises an upper telescopic component and a lower telescopic component which are respectively and correspondingly connected with the upper eyelid opening component and the lower eyelid opening component;

the adjusting mechanism is matched with the upper telescopic assembly and the lower telescopic assembly and is used for adjusting the angle and the distance between the upper telescopic assembly and the lower telescopic assembly; and

and the locking mechanism is matched with the adjusting mechanism and used for fixing the angle and the distance between the upper telescopic assembly and the lower telescopic assembly.

More preferably, the upper eyelid opening assembly and the lower eyelid opening assembly each comprise a U-shaped clamping member with an outward opening and a connecting column connected with the U-shaped clamping member, and the edges of the upper eyelid opening assembly and the lower eyelid opening assembly are in arc transition. The U-shaped clamping piece is formed by folding a closed stainless steel rectangular frame, arc transition is arranged at four corners of the stainless steel rectangular frame, the hollow structure in the middle can reduce weight and save materials, and the U-shaped clamping piece is arc transition, so that eyes and eyelids cannot be scratched during use.

More preferably, the upper telescopic assembly and the lower telescopic assembly are multi-stage telescopic sleeves, the tail end of the innermost sleeve of the upper telescopic assembly is connected with the connecting column of the upper eyelid assembly, and the innermost sleeve of the lower telescopic assembly is connected with the connecting column of the lower eyelid assembly; the outermost sleeve of the upper telescopic assembly and the outermost sleeve of the lower telescopic assembly are both connected with the adjusting mechanism.

More preferably, the adjusting mechanism comprises a V adjusting bracket with two adjusting rods and a driving mechanism for adjusting the angle opening degree of the two adjusting rods, the outermost sleeve of the upper telescopic assembly and the outermost sleeve of the lower telescopic assembly are respectively and fixedly connected with the corresponding adjusting rods, and the locking mechanism is used for locking the two adjusting rods of the V adjusting bracket.

More preferably, the V-shaped adjusting bracket comprises an adjusting block and a first adjusting rod and a second adjusting rod which are symmetrically hinged to two ends of the adjusting block, the first adjusting rod and the second adjusting rod comprise inclined sections and horizontal sections connected with the inclined sections, the inclined sections of the first adjusting rod and the inclined sections of the second adjusting rod are hinged to the adjusting block, and the locking mechanism is arranged between the horizontal sections of the first adjusting rod and the horizontal sections of the second adjusting rod.

More preferably, the locking mechanism comprises a locking rod and a locking bolt, one end of the locking rod is hinged to the horizontal section of the second adjusting rod, a first bar-shaped hole is formed in the other end of the locking rod, a second bar-shaped hole is formed in the horizontal section of the first adjusting rod, and the locking rod is locked to the first adjusting rod through the locking bolt penetrating through the first bar-shaped hole and the second bar-shaped hole.

More preferably, the driving mechanism comprises a threaded rod, a knob arranged at one end of the threaded rod, and a mounting block sleeved at the other end of the threaded rod in a threaded mode, wherein a first push rod and a second push rod are symmetrically hinged to the mounting block, the tail end of the first push rod is hinged to the inclined section of the first adjusting rod, the tail end of the second push rod is hinged to the inclined section of the second adjusting rod, and a threaded hole allowing the threaded rod to pass through is formed in the middle of the adjusting block.

More preferably, the knob is provided with an auxiliary rotating handle or the knob surface is provided with anti-skid patterns.

More preferably, one end of the threaded rod, which is far away from the knob, is provided with a limiting block for placing the installation block to slide off.

The beneficial effects of the utility model are as follows:

1. the portable eye-face detection device is simple in structure, reasonable in design, convenient to use and convenient for a doctor to carry about during ward rounds, and is convenient for the doctor to accurately control in a manual locking mode, and the setting of the telescopic mechanism can adjust different lengths, so that the distance between the upper eyelid opening assembly and the lower eyelid opening assembly can be further increased, the eye-face detection of a patient can be conveniently and rapidly opened by the doctor while the portable eye-face detection device is portable, pain and secondary damage of the patient in an elastic collapse mode can be effectively avoided, infection risks existing in the case of directly adopting finger to open can be avoided, and the portable eye-face detection device is beneficial to use.

2. The locking mechanism that the angle in-process adjustment was avoided to first bar hole and second bar hole's setting can not lock, because the angle in-process of opening and shutting is arc motion that does, the pin joint of locking lever can change to locking fixed distance when opening and shutting, and enough space can be reserved in the setting of two bar holes, avoids locking mechanism to become invalid.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a partial schematic view of the structure of FIG. 1;

FIG. 3 is a schematic structural view of the V-adjust bracket;

FIG. 4 is a schematic diagram of the drive mechanism;

figure 5 is a schematic view of the structure of the upper lid assembly;

reference numerals: the device comprises a 1-upper eyelid opening assembly, a 1-1-U-shaped clamping piece, a 1-2-connecting column, a 2-upper telescopic assembly, a 3-locking mechanism, a 3-1-locking rod, a 3-2-first strip-shaped hole, a 3-3-locking bolt, a 4-V adjusting bracket, a 4-1-adjusting block, a 4-2-first adjusting rod, a 4-2.1-second strip-shaped hole, a 4-3-second adjusting rod, a 5-driving mechanism, a 5-1-first push rod, a 5-2-second push rod, a 5-3-mounting block, a 5-4-threaded rod, a 5-5-knob, a 5-6-auxiliary rotating handle, a 6-lower telescopic assembly and a 7-lower eyelid opening assembly.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1 to 5, the present embodiment provides an eyelid retractor comprising:

the eyelid opening mechanism comprises an upper eyelid opening assembly 1 and a lower eyelid opening assembly 7 which are symmetrically arranged, wherein the upper eyelid opening assembly 1 and the lower eyelid opening assembly 7 are respectively used for clamping an upper eyelid and a lower eyelid;

the telescopic mechanism comprises an upper telescopic component 2 and a lower telescopic component 6 which are respectively correspondingly connected with the upper eyelid opening component 1 and the lower eyelid opening component 7;

an adjusting mechanism which is matched with the upper telescopic assembly 2 and the lower telescopic assembly 6 and is used for adjusting the angle and the distance between the upper telescopic assembly 2 and the lower telescopic assembly 6; and

and the locking mechanism 3 is matched with the adjusting mechanism and is used for fixing the angle and the distance between the upper telescopic assembly 2 and the lower telescopic assembly 6.

Particularly, convenient to use and be convenient for doctor to visit hand-carry, and adopt manual locking's mode to make things convenient for doctor to control accurately, telescopic machanism's setting can adjust different length to can further increase the distance between upper eyelid subassembly and the lower eyelid subassembly, reach and can make things convenient for doctor to strut patient's eye face inspection fast in portable, effectively avoid using the mode that the elasticity was collapsed to appear patient pain and secondary damage phenomenon, also can avoid directly adopting the finger to prop up the infection risk that exists, be favorable to using.

In one embodiment, the upper eyelid opening assembly 1 and the lower eyelid opening assembly 7 each comprise an outwardly opening U-shaped grip 1-1 and a connecting post 1-2 connecting the U-shaped grip 1-1, the edges being arranged as arcuate transitions. The U-shaped clamping piece is formed by folding a closed stainless steel rectangular frame, arc transition is arranged at four corners of the stainless steel rectangular frame, the hollow structure in the middle can reduce weight and save materials, and the U-shaped clamping piece is arc transition, so that eyes and eyelids cannot be scratched during use.

In one embodiment, the upper telescopic assembly 2 and the lower telescopic assembly 6 are multi-stage telescopic sleeves, the end of the innermost sleeve of the upper telescopic assembly 2 is connected with the connecting post 1-2 of the upper eyelid assembly 1, and the innermost sleeve of the lower telescopic assembly 6 is connected with the connecting post 1-2 of the lower eyelid assembly 7; the outermost sleeve of the upper telescopic assembly 2 and the outermost sleeve of the lower telescopic assembly 6 are both connected with the adjusting mechanism.

In one embodiment, the adjusting mechanism comprises a V-shaped adjusting bracket 4 with two adjusting rods, a driving mechanism 5 for adjusting the angular opening degree of the two adjusting rods, the outermost sleeve of the upper telescopic assembly 2 and the outermost sleeve of the lower telescopic assembly 6 are respectively and fixedly connected with the corresponding adjusting rods, and the locking mechanism 3 is used for locking the two adjusting rods of the V-shaped adjusting bracket 4.

In one embodiment, the V-shaped adjusting bracket 4 comprises an adjusting block 4-1 and a first adjusting rod 4-2 and a second adjusting rod 4-3 symmetrically hinged at two ends of the adjusting block 4-1, the first adjusting rod 4-2 and the second adjusting rod 4-3 each comprise an inclined section and a horizontal section connected with the inclined section, the inclined section of the first adjusting rod 4-2 and the inclined section of the second adjusting rod 4-3 are hinged with the adjusting block 4-1, and the locking mechanism 3 is arranged between the horizontal section of the first adjusting rod 4-2 and the horizontal section of the second adjusting rod 4-3.

In one embodiment, the locking mechanism 3 comprises a locking rod 3-1 and a locking bolt 3-3, one end of the locking rod 3-1 is hinged on the horizontal section of the second adjusting rod 4-3, a first bar-shaped hole 3-2 is arranged at the other end of the locking rod 3-1, a second bar-shaped hole 4-2.1 is arranged on the horizontal section of the first adjusting rod 4-2, and the locking rod 3-1 is locked on the first adjusting rod 4-2 by the locking bolt 3-3 penetrating through the first bar-shaped hole 3-2 and the second bar-shaped hole 4-2.1.

Specifically, the first bar-shaped hole 3-2 and the second bar-shaped hole 4-2.1 are arranged to avoid that the locking mechanism adjusted in the angle opening and closing process cannot be locked, and the distance from the hinge point of the locking rod 3-1 to the locking position can be changed due to the arc-shaped movement in the angle opening and closing process, and enough space can be reserved for the arrangement of the two bar-shaped holes.

In one embodiment, the driving mechanism 5 comprises a threaded rod 5-4, a knob 5-5 arranged at one end of the threaded rod 5-4, and a mounting block 5-3 sleeved at the other end of the threaded rod 5-4 in a threaded mode, wherein a first push rod 5-1 and a second push rod 5-2 are symmetrically hinged on the mounting block 5-3, the tail end of the first push rod 5-1 is hinged on the inclined section of the first adjusting rod 4-2, the tail end of the second push rod 5-2 is hinged on the inclined section of the second adjusting rod 4-3, and a threaded hole allowing the threaded rod 5-4 to pass through is arranged in the middle of the adjusting block 4-1.

In one embodiment, the knob 5-5 is provided with an auxiliary rotation handle 5-6 or the surface of the knob 5-5 is provided with anti-slip patterns.

In one embodiment, a limiting block for placing the mounting block 5-3 to slide down is arranged at one end of the threaded rod 5-4 far away from the knob 5-5.

Claims

1. An eyelid retractor comprising:

the eyelid opening mechanism comprises an upper eyelid opening assembly (1) and a lower eyelid opening assembly (7) which are symmetrically arranged, wherein the upper eyelid opening assembly (1) and the lower eyelid opening assembly (7) are respectively used for clamping an upper eyelid and a lower eyelid;

the telescopic mechanism comprises an upper telescopic component (2) and a lower telescopic component (6) which are respectively and correspondingly connected with the upper eyelid opening component (1) and the lower eyelid opening component (7);

the adjusting mechanism is matched with the upper telescopic assembly (2) and the lower telescopic assembly (6) and is used for adjusting the angle and the distance between the upper telescopic assembly (2) and the lower telescopic assembly (6); and

the locking mechanism (3) is matched with the adjusting mechanism and used for fixing the angle and the distance between the upper telescopic assembly (2) and the lower telescopic assembly (6).

2. The eyelid opening device according to claim 1, characterized in that the upper eyelid opening assembly (1) and the lower eyelid opening assembly (7) each comprise an outwardly open U-shaped holder (1-1) and a connecting post (1-2) connecting the U-shaped holder (1-1), the edges being arranged as arc transitions.

3. An eyelid opening device according to claim 2, characterized in that the upper telescopic assembly (2) and the lower telescopic assembly (6) are multi-stage telescopic sleeves, the innermost sleeve end of the upper telescopic assembly (2) is connected with the connecting post (1-2) of the upper eyelid assembly (1), and the innermost sleeve of the lower telescopic assembly (6) is connected with the connecting post (1-2) of the lower eyelid assembly (7); the outermost sleeve of the upper telescopic component (2) and the outermost sleeve of the lower telescopic component (6) are connected with the adjusting mechanism.

4. An eyelid opening device according to claim 1, characterized in that the adjusting mechanism comprises a V-shaped adjusting bracket (4) comprising two adjusting rods, a driving mechanism (5) for adjusting the angular opening degree of the two adjusting rods, the outermost sleeve of the upper telescopic assembly (2) and the outermost sleeve of the lower telescopic assembly (6) are fixedly connected with the corresponding adjusting rods respectively, and the locking mechanism (3) is used for locking the two adjusting rods of the V-shaped adjusting bracket (4).

5. The eyelid opening device according to claim 4, characterized in that the V-shaped adjusting bracket (4) comprises an adjusting block (4-1) and a first adjusting rod (4-2) and a second adjusting rod (4-3) symmetrically hinged at two ends of the adjusting block (4-1), the first adjusting rod (4-2) and the second adjusting rod (4-3) comprise an inclined section and a horizontal section connected with the inclined section, the inclined section of the first adjusting rod (4-2) and the inclined section of the second adjusting rod (4-3) are hinged with the adjusting block (4-1), and the locking mechanism (3) is arranged between the horizontal section of the first adjusting rod (4-2) and the horizontal section of the second adjusting rod (4-3).

6. The eyelid opening device according to claim 5, characterized in that the locking mechanism (3) comprises a locking rod (3-1) and a locking bolt (3-3), one end of the locking rod (3-1) is hinged on the horizontal section of the second adjusting rod (4-3), the other end of the locking rod (3-1) is provided with a first bar-shaped hole (3-2), the horizontal section of the first adjusting rod (4-2) is provided with a second bar-shaped hole (4-2.1), and the locking rod (3-1) is locked on the first adjusting rod (4-2) through the locking bolt (3-3) penetrating through the first bar-shaped hole (3-2) and the second bar-shaped hole (4-2.1).

7. The eyelid opening device according to claim 5, wherein the driving mechanism (5) comprises a threaded rod (5-4), a knob (5-5) arranged at one end of the threaded rod (5-4), a mounting block (5-3) sleeved at the other end of the threaded rod (5-4) in a threaded mode, a first push rod (5-1) and a second push rod (5-2) are symmetrically hinged on the mounting block (5-3), the tail end of the first push rod (5-1) is hinged on the inclined section of the first adjusting rod (4-2), the tail end of the second push rod (5-2) is hinged on the inclined section of the second adjusting rod (4-3), and a threaded hole allowing the threaded rod (5-4) to pass through is arranged in the middle of the adjusting block (4-1).

8. An eyelid opening device according to claim 7, characterized in that the knob (5-5) is provided with an auxiliary rotation knob (5-6) or that the surface of the knob (5-5) is provided with anti-slip threads.

9. An eyelid opening device according to claim 7, characterized in that the end of the threaded rod (5-4) remote from the knob (5-5) is provided with a stop block for the mounting block (5-3) to slide down.