CN212788572U

CN212788572U - Expanding device for eye operation

Info

Publication number: CN212788572U
Application number: CN202020646440.5U
Authority: CN
Inventors: 李艳华
Original assignee: Third Affiliated Hospital of Xinxiang Medical University
Current assignee: Third Affiliated Hospital of Xinxiang Medical University
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-03-26
Anticipated expiration: 2030-04-24

Abstract

An eye operation expanding device effectively solves the problems of troublesome adjustment and inconvenient storage of the existing eye supporting device; the pillow comprises a pillow block in the left-right direction, wherein a left-right axial fixing ring is arranged at the left end of the pillow block, a rotating shaft is rotationally connected in the fixing ring, the left end of the rotating shaft extends out of the fixing ring and is provided with a vertical supporting sleeve, a supporting plate capable of moving up and down is arranged in the supporting sleeve, a swinging groove with a right opening is formed in the upper end of the supporting plate, a front side and a rear side in the swinging groove are respectively rotationally connected with vertical axial gears, the two gears are mutually meshed, supporting claws in the left-right direction are respectively fixed at the lower ends of the two gears, the two supporting claws are symmetrical front and back; the structure is simple, the operation is convenient, the conception is novel, and the practicability is strong.

Description

Expanding device for eye operation

Technical Field

The utility model relates to an ophthalmic surgery auxiliary instrument technical field, concretely relates to eye surgery expands and props device.

Background

Eye disease patient when the operation, need use strutting arrangement to expand its eye for a long time, it is closed to prevent that patient's eye from performing the operation, influence medical personnel normal operation work, current eye strutting arrangement generally fixes on the operation table, need adjust the position earlier during the use, it is spacing to it, accommodation process is comparatively troublesome, can not be quick satisfy medical personnel's demand, and the back strutting arrangement of finishing using is not convenient for accomodate, it carries out other operations to have influenced medical personnel, the rate of utilization of operation table has been reduced.

SUMMERY OF THE UTILITY MODEL

To the above situation, in order to overcome the defects of the prior art, the present invention aims to provide an eye surgery expanding and supporting device, which effectively solves the problems of troublesome adjustment and inconvenient storage of the existing eye supporting device.

The technical scheme of its solution is, the utility model discloses a pillow of left and right directions, axial solid fixed ring about the pillow left end is equipped with, gu the fixed ring internal rotation is connected with the pivot, the pivot left end stretches out solid fixed ring and is equipped with the support cover of upper and lower direction, be equipped with the backup pad that can reciprocate in the support cover, the swinging tray that the opening was right has been seted up to the backup pad upper end, both sides rotate respectively around being connected with axial gear about the swinging tray, two gear intermeshing, two gear lower extremes are fixed with the support claw of left and right directions respectively, two support claw longitudinal symmetry, the anteward standing groove of opening has been seted up in the pillow left side, standing groove left side and outside intercommunication.

Compared with the prior art, the beneficial effects of the utility model are that: it is rational in infrastructure, high durability and convenient use, set up and support the claw, backup pad and pillow, the medical personnel of being convenient for struts patient's eye, be favorable to medical personnel's operation work, be equipped with the ratchet simultaneously, gear and transfer line, the medical personnel of being convenient for adjust the position of supporting the claw, medical personnel's work efficiency has been improved, be equipped with standing groove and dog, the medical personnel of being convenient for accomodate this device, the rate of utilization of operation table has been improved, this simple structure, high durability and convenient operation, the design is novel, therefore, the clothes hanger is strong in practicability.

Drawings

Fig. 1 is an isometric view of the present invention.

Figure 2 is the utility model discloses a partially cut right side and look the axonometric drawing.

Fig. 3 is the utility model discloses a left side perspective drawing is dissected partially.

Fig. 4 is an enlarged view of a in fig. 2 according to the present invention.

Fig. 5 is an enlarged view of B in fig. 3 according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

By figure 1 to 5 and give, pillow 1 including the left and right directions, axial solid fixed ring 2 about pillow 1 left end is equipped with, gu fixed ring 2 internal rotation is connected with

pivot

3, 3 left ends in pivot stretch out solid fixed ring 2 and be equipped with the support cover 4 of upper and lower direction, be equipped with backup pad 5 that can reciprocate in the support cover 4, opening right swing groove 6 has been seted up to backup pad 5 upper end, both sides are rotated respectively around being connected with axial gear 7 about in swing groove 6, two gear 7 intermeshing, two gear 7 lower extremes are fixed with the support claw 8 of left and right directions respectively, two support claw 8 front and back symmetries, standing groove 9 that the opening is preceding is seted up in pillow 1 left side, standing groove 9 left side and outside intercommunication.

In order to limit the position of the rotating shaft 3, the front side of the fixing ring 2 is provided with a slot 10 which is through from front to back, the front side of the rotating shaft 3 is provided with a limit groove 11 which is provided with a forward opening and can be communicated with the slot 10, and the bottom surface of the limit groove 11 is connected with an inserted rod 13 which can be inserted into the slot 10 through a pressure spring 12.

In order to facilitate the release of the restriction of the rotating shaft 3, a push rod 14 with a front end extending out of the slot 10 is slidably connected in the slot 10, and a rear end of the push rod 14 can be in contact with the insert rod 13.

In order to move the support plate 5 up and down, a transmission rod 15 in the vertical axial direction is rotatably connected to the left side wall of the support sleeve 4, the right side of the transmission rod 15 is in threaded connection with the support plate 5, and a rotating cap 16 with the front end penetrating through the support sleeve 4 is coaxially arranged at the lower end of the transmission rod 15.

In order to limit the position of the supporting claw 8, the upper end of the gear 7 on the rear side is coaxially provided with a ratchet wheel 17, the side wall of the swinging groove 6 is hinged with a pawl 19 capable of being meshed with the ratchet wheel 17 through a pin shaft 18, and an elastic sheet 20 capable of being contacted with the rear surface of the pawl 19 is arranged in the swinging groove 6.

In order to facilitate the use of the device, the upper end of the ratchet wheel 17 is coaxially provided with a connecting shaft 21, the upper end of the connecting shaft 21 penetrates through the supporting plate 5 and is provided with a rotating handle 22, the upper end of the pin shaft 18 penetrates through the supporting plate 5 and is provided with a swinging block 23, the left end of the pillow block 1 is provided with a stop block 24 positioned in front of the supporting sleeve 4, and the upper side of the pillow block 1 is provided with a pillow.

When the utility model is used, the device is placed on an operating bed, the head of a patient is placed on the pillow block 1, the supporting claw 8 is positioned right above the eye of the patient, the rotating cap 16 is rotated clockwise at the moment, the rotating cap 16 drives the transmission rod 15 to rotate clockwise, the transmission rod 15 drives the supporting plate 5 to move downwards along the supporting sleeve 4, meanwhile, the supporting plate 5 drives the supporting claw 8 to move downwards, when the supporting claw 8 moves to a proper position, the rotating cap 16 stops rotating, and at the moment, due to the self-locking property of threaded connection, the positions of the supporting plate 5 and the supporting claw 8 are fixed;

after the position of the supporting claw 8 is fixed, the rotating handle 22 is rotated anticlockwise, the rotating handle 22 drives the ratchet wheel 17 to rotate anticlockwise through the connecting shaft 21, the ratchet wheel 17 pushes the pawl 19 rightwards and extrudes the elastic sheet 20, meanwhile, the ratchet wheel 17 drives the gear 7 on the rear side to rotate anticlockwise, the gear 7 on the rear side drives the gear 7 on the front side to rotate clockwise, along with the rotation of the two gears 7, the two gears 7 drive the supporting claw 8 on the corresponding side to swing outwards, so that the supporting claw 8 can prop open the eye of a patient, after the supporting claw 8 props open the eye of the patient to a proper size, the rotating handle 22 is stopped to rotate, at the moment, the pawl 19 is inserted into the ratchet groove of the ratchet wheel 17 under the action of the elastic sheet 20, the ratchet wheel 17 cannot rotate clockwise, the two supporting claws 8 cannot swing inwards, and the eye propping position of the;

if the support of the eyes of the patient needs to be relieved, the swinging block 23 swings leftwards, the swinging block 23 drives the pawl 19 to swing rightwards by the pin 18 and extrude the elastic sheet 20, at the moment, the pawl 19 is disengaged from the ratchet 17, the supporting claw 8 is swung to be not contacted with the eyes of the patient, the support of the eyes of the patient is relieved, if the device needs to be stored, the push rod 14 is pushed backwards, the push rod 14 pushes the inserted rod 13 to move backwards and extrude the pressure spring 12, after the inserted rod 13 is moved out of the slot 10, the supporting sleeve 4 swings forwards, the supporting sleeve 4 drives the rotating shaft 3 to rotate clockwise, when the front surface of the supporting sleeve 4 is contacted with the stop dog 24, the supporting sleeve 4 stops swinging, at the moment, the supporting sleeve 4 is in a horizontal state, the rotating cap 16 rotates clockwise, the rotating cap 16 drives the supporting plate 5 to move backwards by the transmission rod 15, simultaneously, the supporting claw 8 is driven by the supporting plate 5 to move backwards, stopping rotating the rotating cap 16, and finishing the storage of the device at the moment;

if need make this device resume to initial condition, anticlockwise rotation changes cap 16, it drives backup pad 5 forward movement to change cap 16 through drive rod 15, backup pad 5 drives and supports claw 8 forward movement, after supporting claw 8 shifts out from standing groove 9, stop rotating and change cap 16, upwards swing this moment supports cover 4, support cover 4 drives pivot 3 anticlockwise rotation, pivot 3 drives inserted bar 13 anticlockwise rotation, after slot 10 and spacing groove 11 intercommunication, inserted bar 13 forward movement and insert in slot 10 under the effect of pressure spring 12, the position of supporting cover 4 this moment is fixed, this device resumes initial condition.

Claims

1. The utility model provides an eye surgery expands and props device, pillow (1) including the left and right directions, a serial communication port, axial solid fixed ring (2) about pillow (1) left end is equipped with, gu fixed ring (2) internal rotation is connected with pivot (3), pivot (3) left end stretches out solid fixed ring (2) and is equipped with support cover (4) of upper and lower direction, be equipped with backup pad (5) that can reciprocate in support cover (4), swinging tray (6) that the opening was right have been seted up to backup pad (5) upper end, both sides are rotated respectively around being connected with axial gear (7) about swinging tray (6) is interior, two gears (7) intermeshing, two gears (7) lower extreme are fixed with support claw (8) of left and right directions respectively, two support claw (8) longitudinal symmetry, anterior standing groove (9) have been seted up in pillow (1) left side, standing groove (9) left side and outside intercommunication.

2. The expanding and supporting device for the eye surgery according to claim 1, wherein the front side of the fixing ring (2) is provided with a slot (10) which is through from front to back, the front side of the rotating shaft (3) is provided with a limiting groove (11) which is open forwards and can be communicated with the slot (10), and the bottom surface of the limiting groove (11) is connected with an inserting rod (13) which can be inserted into the slot (10) through a pressure spring (12).

3. The expanding and supporting device for eye surgery according to claim 2, characterized in that a push rod (14) with a front end extending out of the slot (10) is connected in the slot (10) in a sliding manner, and the rear end of the push rod (14) can be contacted with the inserted rod (13).

4. The eye surgery expanding and supporting device according to claim 1, wherein the left side wall of the supporting sleeve (4) is rotatably connected with an up-down axial transmission rod (15), the right side of the transmission rod (15) is in threaded connection with the supporting plate (5), and the lower end of the transmission rod (15) is coaxially provided with a rotating cap (16) with the front end penetrating through the supporting sleeve (4).

5. An eye surgery expanding and supporting device according to claim 1, characterized in that a ratchet wheel (17) is coaxially arranged at the upper end of the gear (7) at the rear side, a pawl (19) capable of being meshed with the ratchet wheel (17) is hinged on the upper side wall of the swinging groove (6) through a pin shaft (18), and an elastic sheet (20) capable of being contacted with the rear surface of the pawl (19) is arranged in the swinging groove (6).

6. The expanding and supporting device for the eye surgery according to claim 5, characterized in that the upper end of the ratchet wheel (17) is coaxially provided with a connecting shaft (21), the upper end of the connecting shaft (21) penetrates through the supporting plate (5) and is provided with a rotating handle (22), the upper end of the pin shaft (18) penetrates through the supporting plate (5) and is provided with a swinging block (23), the left end of the pillow block (1) is provided with a stop block (24) positioned in front of the supporting sleeve (4), and the upper side of the pillow block (1) is provided with a pillow pad.