CN215018171U

CN215018171U - Eyelid strutting arrangement for ophthalmic surgery

Info

Publication number: CN215018171U
Application number: CN202120921724.5U
Authority: CN
Inventors: 宋红芬
Original assignee: Wuhan University WHU
Current assignee: Wuhan University WHU
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-12-07
Anticipated expiration: 2031-04-30

Abstract

The utility model provides an eyelid supporting device for ophthalmologic operation, which comprises a bracket and a box body, wherein the outer side of the box body comprises two eyelid opening sheets with variable space, the box body comprises a transmission mechanism and a supporting mechanism which are matched with each other, the transmission mechanism comprises a screw rod, a fixed sleeve, a V-shaped folding rod and a sector gear, the tail end of the screw rod extends into the box body and is rotationally connected with the box body, the fixed sleeve is rotationally connected with the tail end of the screw rod, the fixed sleeve comprises first fixed blocks which are symmetrically arranged at the upper side and the lower side, each first fixed block is symmetrically and sequentially connected with the V-shaped folding rod and the sector gear, one end of the V-shaped folding rod is rotationally connected with the first fixed block, the other end of the V-shaped folding rod is fixedly connected with a first rotating shaft which is rotationally connected with the inner wall of the box body, the sector gear is sleeved on the first rotating shaft, one end of the supporting mechanism is meshed with the sector gear through a rack in the box body, the other end is fixedly connected with the eyelid opening sheet. The utility model discloses it is convenient to use, labour saving and time saving.

Description

Eyelid strutting arrangement for ophthalmic surgery

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to eyelid strutting arrangement for ophthalmic surgery.

Background

The general term of ophthalmology is "ophthalmology specialty", which is the discipline for studying diseases occurring in the visual system, including the eyeball and its associated tissues. In the prior art, after the eyelids of the patient are opened, medical staff need to press the eyelids for a long time to keep the opened state of the eyelids of the patient, so that the working strength is greatly improved.

Through search, the patent with Chinese patent authorization publication No. CN209916088U discloses an eyelid opening device, which comprises an eyelid plate, a support rod, a sliding column, a sliding cylinder, a spring and a rubber sleeve device. The eyelid opening device of the above patent suffers from the following disadvantages: the eyelid of patient is aimed at to the eyelid board, slightly press, can open patient's eyelid with two vaulting poles of hand press, receive external force collision hand when removing to patient's eyes direction at operating personnel, the traveller removes along the slide cartridge, play the effect of buffering through spring or rubber sleeve of suit on the slide cartridge, the eyelid board can not contact with eyes rigidly, can effectively avoid the injury to patient's eyes, but the device is opening the back to patient's eyelid, need medical personnel to press the eyelid that keeps the patient for a long time and open the state, and the working strength is greatly improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a simple structure, it is convenient to use, is applicable to different patient heights and uses, and labour saving and time saving reduces medical personnel working strength, improves work efficiency, convenient and practical's eyelid strutting arrangement for ophthalmic surgery.

In order to solve the technical problem, the utility model adopts the following technical scheme:

an eyelid supporting device for ophthalmologic operation, which comprises a bracket and a box body, wherein the outer side of the box body comprises two eyelid opening sheets with variable space, the box body comprises a transmission mechanism and a supporting mechanism which are matched with each other, the transmission mechanism comprises a screw rod, a fixed sleeve, a V-shaped folding rod and a sector gear, the tail end of the screw rod extends into the box body and is rotationally connected with the box body, the fixed sleeve is rotationally connected with the tail end of the screw rod, the fixed sleeve comprises first fixed blocks which are symmetrically arranged at the upper side and the lower side, each first fixed block is symmetrically and sequentially connected with the V-shaped folding rod and the sector gear, one end of the V-shaped folding rod is rotationally connected with the first fixed block, the other end of the V-shaped folding rod is rotationally connected with a first rotating shaft which is rotationally connected with the inner wall of the box body, the sector gear is sleeved on the first rotating shaft, one end of the supporting mechanism is meshed with the sector gear in the box body through a rack, the other end is fixedly connected with the eyelid opening sheet.

Further, the supporting mechanism comprises two first sliding blocks extending out of the box body from the opposite surfaces of one surface of the screw rod extending into the box body, one ends of the first sliding blocks respectively comprise racks meshed with the corresponding sector gears, the other ends of the first sliding blocks are respectively connected with the eyelid expanding pieces, and a first sliding rail limiting the change of the distance between the first sliding blocks is further arranged in the box body. Two first sliders pass through first slide rail restriction moving direction, the rotation through sector gear meshes the rack and removes in order to change the interval, thereby adjust two eyelids and strut the distance between the piece, reach the eyelid and strut fixed effect, make things convenient for medical personnel to carry out the operation, rack and sector gear meshing, both can realize the interval adjustment, can guarantee again to remove the stability that targets in place back first slider and eyelid struts the piece, prevent that the eyelid from strutting the piece and rock the fixed effect of influence to the eyelid, moreover, the steam generator is simple in structure, and convenient and fast to use, and can improve the work efficiency, and is convenient and practical.

Furthermore, the two eyelid opening sheets respectively comprise a second fixing block and a hanging seat in opposite surfaces, the second fixing block comprises two second rotating shafts with coil springs in the middle, a piece of shielding cloth with an observation hole and capable of being pulled out from the hanging seat is wound on the second rotating shafts, and the free end of the shielding cloth comprises a hook matched with the hanging seat. The second fixed block includes that two relative intervals arrange in the eyelid that is located the top and prop the piece, it includes one and is fixed in the eyelid that is located the below and props the piece, second pivot both ends stretch into two second fixed blocks and rotate with the second fixed block through the wind spring and be connected, the matte twines in the second pivot and can props the piece direction and pull out to the eyelid that is located the below, and the accessible couple is fixed with hanging the seat realization, it can be through the automatic roll-up of the effect of wind spring to loosen the couple matte, the observation hole of matte is preferably circular, make things convenient for medical personnel to concentrate attention through observing the hole, examine diagnosis work to patient's eyes, high durability and convenient use, and the steam generator is simple in structure, can improve medical personnel work efficiency, and is convenient and practical.

Further, the support includes the type of falling L bracing piece of arranging on the base, type of falling L bracing piece horizontal part below is including the second slide rail and the second slider of mutually supporting, second slider bottom is connected with telescopic link, down tube and box body downwards in proper order. The second slide rail is arranged along horizontal portion, the second slide rail can be followed to the second slider and removed, telescopic link one end is fixed bottom the second slider, the other end is fixed with down tube one end, the box body top is fixed with the down tube other end, eyelid distraction piece is arranged from box body side level, position and the flexible of telescopic link through adjusting the second slider, conveniently adjust box body and patient face and align, satisfy the patient use of different heights, moreover, the steam generator is simple in structure, the operation of being convenient for, both hands that can detach medical personnel have been reached, be convenient for develop work, time saving and labor saving, and the steam generator is convenient for use and practical.

Further, the face, which is in contact with the skin, of the eyelid expanding sheet comprises a rubber layer. The rubber layer increases the friction force between the eyelid opening sheet and the skin of a patient, further ensures the stability of eyelid opening and fixing, and has simple structure and good supporting effect.

Further, one end of the screw rod, which is positioned outside the box body, comprises a knob. The knob has a plurality of vertical stripes, makes things convenient for the rotation of control screw to control sector gear and drive the interval adjustment that first slider motion realized eyelid distraction piece, simple structure, convenient and practical, it is convenient to use.

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

the utility model discloses simple structure, it is convenient to use, is applicable to different patient heights and uses, and labour saving and time saving reduces medical personnel working strength, improves work efficiency, convenient and practical. The bracket is used for supporting the control box body, so that the position of the box body can be conveniently adjusted to be suitable for different patients, the working intensity of medical personnel is reduced, the work is convenient to carry out, and the time and the labor are saved; the longitudinal section of the box body is preferably in a horn shape, one side of the wide edge is provided with an opening which is convenient for adjusting the distance between the eyelid stretching sheets, the transmission mechanism, the supporting mechanism and the eyelid stretching sheets are sequentially arranged from the narrow edge of the box body to the wide edge, and the eyelid of a patient is stretched and fixed by adjusting the distance between the eyelid stretching sheets, so that the medical staff can conveniently work; the screw rod in the transmission mechanism extends into the box body from one narrow side and is internally connected with the fixed sleeve, the V-shaped folding rod and the sector gear, the two V-shaped folding rods and the two sector gears are respectively and symmetrically arranged on the lower side of the fixed sleeve and are connected with a first fixed block on the corresponding side of the fixed sleeve through one end of the V-shaped folding rod, the other end of the V-shaped folding rod is integrally fixed with a first rotating shaft, the first rotating shaft is rotatably connected with the inner wall of the box body, and the fixed sleeve can be driven to move along the screw rod by rotating the screw rod, so that the V-shaped folding rod rotates and the sector gear is driven to rotate through the first rotating shaft; the supporting mechanism respectively includes two racks with sector gear meshing, and eyelid distraction piece is all controlled to every rack, and sector gear symmetrical arrangement and rotation opposite direction move, and relative movement or the opposite removal of two racks of rotation control through sector gear can realize the adjustment to eyelid distraction piece interval, and screw rod structure makes things convenient for control and difficult not hard up, can reduce medical personnel's working strength, liberates medical personnel's both hands, is convenient for develop work, improves work efficiency.

Drawings

Fig. 1 is a sectional view of the box structure of the present invention.

Fig. 2 is the schematic diagram of the internal structure of the second fixing block of the present invention.

Fig. 3 is a front view of the overall structure of the present invention.

Fig. 4 is a perspective view of the overall structure of the present invention.

Fig. 5 is an enlarged schematic view of part a of the present invention.

The device comprises a box body 1, a screw rod 2, a knob 3, a fixing sleeve 4, a first fixing block 5, a first rotating rod 6, a first rotating shaft 7, a sector gear 8, a second rotating rod 9, a first sliding rail 10, a first sliding block 11, a rack 12, an eyelid expanding sheet 13, a second fixing block 14, a second rotating shaft 15, a coil spring 16, a shielding cloth 17, a hook 18, a hanging seat 19, an observation hole 20, a bracket 21, a second sliding rail 22, a second sliding block 23, a telescopic rod 24 and an inclined rod 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be further described with reference to the following specific examples, which should not be construed as limiting the invention.

An eyelid supporting device for ophthalmologic operation shown in the figure comprises a support 21 and a box body 1, wherein the outer side of the box body 1 comprises two eyelid opening sheets 13 with variable space, the box body 1 comprises a transmission mechanism and a supporting mechanism which are matched with each other, the transmission mechanism comprises a screw rod 2, a fixing sleeve 4, a V-shaped folding rod and a sector gear 8, the tail end of the screw rod 2 extends into the box body 1 and is rotationally connected with the box body 1, the fixing sleeve 4 is rotationally connected with the tail end of the screw rod 2, the fixing sleeve 4 comprises first fixing blocks 5 which are symmetrically arranged at the upper side and the lower side, each first fixing block 5 is symmetrically and sequentially connected with the V-shaped folding rod and the sector gear 8, one end of the V-shaped folding rod is rotationally connected with the first fixing block 5, the other end of the V-shaped folding rod is fixedly connected with a first rotating shaft 7 which is rotationally connected with the inner wall of the box body 1, the sector gear 8 is sleeved on the first rotating shaft 7, one end of the supporting mechanism is meshed with the sector gear 8 in the box body 1 through a rack 12, the other end is fixedly connected with the eyelid opening sheet 13. The V-shaped folding rod comprises a first rotating rod 6 and a second rotating rod 9 which are hinged, the free end of the first rotating rod 6 is hinged with the first fixing block 5, and the free end of the second rotating rod 9 and the first rotating shaft 7 are integrally formed. The bracket is used for supporting the control box body, so that the position of the box body can be conveniently adjusted to be suitable for different patients, the working intensity of medical personnel is reduced, the work is convenient to carry out, and the time and the labor are saved; the longitudinal section of the box body is preferably in a horn shape, one side of the wide edge is provided with an opening which is convenient for adjusting the distance between the eyelid stretching sheets, the transmission mechanism, the supporting mechanism and the eyelid stretching sheets are sequentially arranged from the narrow edge of the box body to the wide edge, and the eyelid of a patient is stretched and fixed by adjusting the distance between the eyelid stretching sheets, so that the medical staff can conveniently work; the screw rod in the transmission mechanism extends into the box body from one narrow side and is internally connected with the fixed sleeve, the V-shaped folding rod and the sector gear, the two V-shaped folding rods and the two sector gears are respectively and symmetrically arranged on the lower side of the fixed sleeve and are connected with a first fixed block on the corresponding side of the fixed sleeve through one end of the V-shaped folding rod, the other end of the V-shaped folding rod is integrally fixed with a first rotating shaft, the first rotating shaft is rotatably connected with the inner wall of the box body, and the fixed sleeve can be driven to move along the screw rod by rotating the screw rod, so that the V-shaped folding rod rotates and the sector gear is driven to rotate through the first rotating shaft; the supporting mechanism respectively includes two racks with sector gear meshing, and eyelid distraction piece is all controlled to every rack, and sector gear symmetrical arrangement and rotation opposite direction move, and relative movement or the opposite removal of two racks of rotation control through sector gear can realize the adjustment to eyelid distraction piece interval, and screw rod structure makes things convenient for control and difficult not hard up, can reduce medical personnel's working strength, liberates medical personnel's both hands, is convenient for develop work, improves work efficiency. The utility model discloses simple structure, it is convenient to use, is applicable to different patient heights and uses, and labour saving and time saving reduces medical personnel working strength, improves work efficiency, convenient and practical.

Preferably, the supporting mechanism comprises two first sliding blocks 11 extending out of the box body 1 from the opposite surfaces of one surface of the screw rod 2 extending into the box body 1, one ends of the two first sliding blocks 11 respectively comprise a rack 12 meshed with the corresponding sector gear 8, the other ends of the two first sliding blocks are respectively connected with the eyelid opening sheet 13, and the box body 1 further comprises a first sliding rail 10 limiting the change of the distance between the first sliding blocks 11. Two first sliders pass through first slide rail restriction moving direction, the rotation through sector gear meshes the rack and removes in order to change the interval, thereby adjust two eyelids and strut the distance between the piece, reach the eyelid and strut fixed effect, make things convenient for medical personnel to carry out the operation, rack and sector gear meshing, both can realize the interval adjustment, can guarantee again to remove the stability that targets in place back first slider and eyelid struts the piece, prevent that the eyelid from strutting the piece and rock the fixed effect of influence to the eyelid, moreover, the steam generator is simple in structure, and convenient and fast to use, and can improve the work efficiency, and is convenient and practical.

Preferably, the two eyelid opening sheets 13 respectively comprise a second fixing block 14 and a hanging seat 19 on opposite surfaces, the second fixing block 14 comprises two second rotating shafts 15 with coil springs 16 arranged in the middle, a piece of shielding cloth 17 with an observation hole 20 capable of being pulled out to the hanging seat 19 is wound on the second rotating shaft 15, and the free end of the piece of shielding cloth 17 comprises a hook 18 matched with the hanging seat 10. The second fixed block includes that two relative intervals arrange in the eyelid that is located the top and prop the piece, it includes one and is fixed in the eyelid that is located the below and props the piece, second pivot both ends stretch into two second fixed blocks and rotate with the second fixed block through the wind spring and be connected, the matte twines in the second pivot and can props the piece direction and pull out to the eyelid that is located the below, and the accessible couple is fixed with hanging the seat realization, it can be through the automatic roll-up of the effect of wind spring to loosen the couple matte, the observation hole of matte is preferably circular, make things convenient for medical personnel to concentrate attention through observing the hole, examine diagnosis work to patient's eyes, high durability and convenient use, and the steam generator is simple in structure, can improve medical personnel work efficiency, and is convenient and practical.

Preferably, the support 21 comprises an inverted L-shaped support rod arranged on the base, the lower part of the transverse part of the inverted L-shaped support rod comprises a second slide rail 22 and a second slide block 23 which are matched with each other, and the bottom of the second slide block 23 is sequentially connected with a telescopic rod 24, an inclined rod 25 and the box body 1. The second slide rail is arranged along horizontal portion, the second slide rail can be followed to the second slider and removed, telescopic link one end is fixed bottom the second slider, the other end is fixed with down tube one end, the box body top is fixed with the down tube other end, eyelid distraction piece is arranged from box body side level, position and the flexible of telescopic link through adjusting the second slider, conveniently adjust box body and patient face and align, satisfy the patient use of different heights, moreover, the steam generator is simple in structure, the operation of being convenient for, both hands that can detach medical personnel have been reached, be convenient for develop work, time saving and labor saving, and the steam generator is convenient for use and practical.

Preferably, the eyelid retractor 13 includes a rubber layer on the side that contacts the skin. The rubber layer increases the friction force between the eyelid opening sheet and the skin of a patient, further ensures the stability of eyelid opening and fixing, and has simple structure and good supporting effect.

Preferably, the end of the screw 2 located outside the case 1 comprises a knob 3. The knob has a plurality of vertical stripes, makes things convenient for the rotation of control screw to control sector gear and drive the interval adjustment that first slider motion realized eyelid distraction piece, simple structure, convenient and practical, it is convenient to use.

The above is merely a preferred embodiment of the present invention, and not intended to limit the scope and the range of the present invention, and those skilled in the art should be able to realize that all the equivalent substitutions and obvious changes made by the present invention description should be included in the scope of the present invention.

Claims

1. The utility model provides an eyelid strutting arrangement for ophthalmic surgery, includes support (21) and box body (1), the box body (1) outside includes two variable eyelid distraction pieces of interval (13), its characterized in that: including the drive mechanism and the supporting mechanism of mutually supporting in box body (1), drive mechanism includes screw rod (2), fixed cover (4), V type folding rod and sector gear (8), screw rod (2) end is stretched into in box body (1) and is rotated with box body (1) and is connected, fixed cover (4) are rotated with screw rod (2) end and are connected, fixed cover (4) include first fixed block (5) of last downside symmetrical arrangement, every first fixed block (5) all symmetrically have connected gradually V type folding rod and sector gear (8), V type folding rod one end is rotated with first fixed block (5) and is connected, and other end fixedly connected with rotates first pivot (7) of being connected with box body (1) inner wall, sector gear (8) cup joint in first pivot (7), supporting mechanism one end passes through rack (12) meshing with sector gear (8) in box body (1), the other end is fixedly connected with the eyelid opening sheet (13).

2. The ophthalmic-surgical eyelid support device of claim 1, wherein: the supporting mechanism comprises two first sliding blocks (11) extending out of the box body (1) from opposite surfaces of one surface of the box body (1) extending into the screw rod (2), one ends of the first sliding blocks (11) respectively comprise racks (12) meshed with corresponding sector gears (8), the other ends of the first sliding blocks (11) are respectively connected with eyelid opening pieces (13), and first sliding rails (10) limiting the distance change of the first sliding blocks (11) are further arranged in the box body (1).

3. The ophthalmic-surgical eyelid support device of claim 2, wherein: two eyelid distraction piece (13) opposite face includes second fixed block (14) and hangs seat (19) respectively, second fixed block (14) include two and the centre is provided with second pivot (15) of taking coil spring (16), second pivot (15) are convoluteed and have to hang seat (19) department pull out take the canopy (17) of observing hole (20), canopy (17) free end includes and hangs hook (18) that seat (19) match.

4. An ophthalmic-surgical eyelid support device according to any one of claims 1-3, characterized in that: support (21) are including the type of falling L bracing piece of arranging on the base, the type of falling L bracing piece horizontal part below is including second slide rail (22) and second slider (23) of mutually supporting, second slider (23) bottom has connected gradually telescopic link (24), down tube (25) and box body (1).

5. An ophthalmic-surgical eyelid support device according to any one of claims 1-3, characterized in that: the eyelid opening sheet (13) comprises a rubber layer on the surface contacting with the skin.

6. An ophthalmic-surgical eyelid support device according to any one of claims 1-3, characterized in that: the screw rod (2) is located the outside one end of box body (1) and includes knob (3).