CN218739021U

CN218739021U - Eye operation expanding device

Info

Publication number: CN218739021U
Application number: CN202222223838.XU
Authority: CN
Inventors: 李满梅
Original assignee: Third Medical Center of PLA General Hospital
Current assignee: Third Medical Center of PLA General Hospital
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-03-28
Anticipated expiration: 2032-08-23

Abstract

The utility model belongs to the technical field of medical instruments for ophthalmic surgery, in particular to an ophthalmic surgery dilator, which comprises a headrest and a pneumatic clamping piece, wherein the headrest is arranged in a U shape, a headrest groove is arranged in the headrest, the pneumatic clamping piece comprises an air duct and an air bag, the air bag is symmetrically arranged on the inner wall of the headrest, both ends of the air duct are connected with the air bag in a conduction way, and the upper surface of the air duct is provided with an air inlet joint; the back of the headrest is provided with a limiting sliding groove, a supporting piece is inserted in the limiting sliding groove in a sliding mode and comprises a sliding block, a self-locking expansion bracket A, a supporting plate and a polished rod. According to the needs of using, fill into gas to the trachea position through external air pump, the gasbag receives gaseous pressure effect to take place the inflation, extrudes in patient's head both sides, and the gasbag texture is soft, and the in-process of adjusting, does not need medical personnel handle and patient's head contact, improves the security of using greatly, and the stability of centre gripping is good.

Description

Eye operation expanding device

Technical Field

The utility model relates to the technical field of medical equipment for ophthalmic surgery, in particular to an eye surgery expanding device.

Background

When performing an ophthalmic surgery, a doctor needs to perform a dilation treatment on a patient's eye using a dilator. The current patent number is CN 208988986U's a clinical ophthalmic surgery spread support ware, this clinical ophthalmic surgery spread support ware, simple structure, convenient preparation, and can fix patient's head and spread and prop the device, avoided artificial insecure problem of fixing to can carry out the liquid medicine injection to patient's eyes.

For convenience to the head of disease is fixed, prior art carries out the centre gripping through telescopic link auxiliary fixed plate and cushion, when carrying out the centre gripping operation, medical personnel's hand needs carry out the push-and-pull of telescopic link at the head of disease, and in the operation process, medical personnel's hand is easy to miss the face and the eye of bumping the disease, causes the accidental injury, has the potential safety hazard, and the inconvenient adjustment of elasticity of centre gripping.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides an eye surgery expands and props ware has the convenience and is spacing to patient's head centre gripping, improves the characteristics of head stability and comfort level.

(II) technical scheme

In order to solve the technical problem, the utility model provides an eye surgery dilator, which comprises a headrest and a pneumatic clamping piece, wherein the headrest is arranged in a U shape, a headrest groove is arranged in the headrest, the pneumatic clamping piece comprises an air duct and an air bag, the air bag is symmetrically arranged on the inner wall of the headrest, two ends of the air duct are respectively connected with the air bag in a conduction way, and the upper surface of the air duct is provided with an air inlet connector;

the back of the headrest is provided with a limiting sliding groove, a supporting piece is inserted in the limiting sliding groove in a sliding manner and comprises a sliding block, a self-locking expansion bracket A, a supporting plate and a polished rod, the fixed end of the self-locking expansion bracket A is fixedly connected with the sliding block, the supporting plate is fixedly connected between the self-locking expansion brackets A, and the polished rod penetrates through the supporting plate and is arranged in a sliding manner;

one side of the supporting piece is fixedly connected with a guiding piece, the guiding piece comprises a supporting seat and a self-locking expansion bracket B, and a reinforcing frame is arranged outside the self-locking expansion bracket B;

the end face of the guide piece is provided with a spreading piece, the spreading piece comprises a carrying platform, spreading rods and guide hoses, the spreading rods are symmetrically arranged on the lower surface of the carrying platform, and the guide hoses penetrate through the carrying platform and are fixedly connected;

the upper surface of the headrest is detachably connected with the limiting part.

Preferably, the inner wall of the air bag is provided with an arc-shaped groove, and the air bag is positioned on the left side and the right side of the pillow groove of the headrest.

Preferably, the sliding block is inserted in the limiting sliding groove in a sliding mode, and two ends of the limiting sliding groove extend to the end face of the headrest.

Preferably, the top end of the polished rod is fixedly connected to the lower surface of the supporting seat.

Preferably, the limiting part comprises a limiting frame and a limiting screw, and the limiting screw is spirally inserted into the surface of the limiting frame.

Preferably, the headrest upper surface is provided with the constant head tank, the boss of spacing bottom corresponds with the constant head tank joint of headrest.

The above technical scheme of the utility model following profitable technological effect has:

1. the utility model discloses the holder includes air duct and gasbag, according to the needs that use, fills gas to the air duct position through external air pump, and the gasbag receives gaseous pressure effect and takes place the inflation, and the extrusion is in patient's head both sides, and the gasbag texture is soft, and the in-process of adjusting, does not need medical personnel handle portion and patient's head contact, improves the security of using greatly, and the stability of centre gripping is good, and patient's head can not left and right rocking, and the convenience expands to its eye and props the processing.

2. The utility model discloses before carrying out support piece's altitude mixture control, according to the height of patient's eye after lying, spacing screw is twisted to relative spacing, and spacing screw carries on spacingly to pushing down the self-locking expansion bracket B of in-process, keeps the expansion stay pole of microscope carrier bottom to remove in the safety range, can not accidentally injure patient's eyeball.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the headrest, the pneumatic clamping member and the limiting member of the present invention;

fig. 3 is a schematic view of the connection structure of the supporting member and the expanding member of the present invention.

Reference numerals are as follows:

1. a headrest; 3. a pneumatic clamp; 301. an air duct; 302. an air bag; 4. a limiting member; 401. a limiting frame; 402. a limit screw; 5. a support member; 501. a slider; 502. a self-locking expansion bracket A; 503. a support plate; 504. a polish rod; 6. a guide member; 601. a supporting seat; 602. a self-locking expansion bracket B; 603. a reinforcing frame; 7. expanding the support piece; 701. a stage; 702. expanding a support rod; 703. a diversion hose; 8. and a limiting sliding groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Fig. 1 is a schematic view of the overall structure of the present invention;

example 1

As shown in fig. 1, fig. 2 and fig. 3, the utility model provides an eye surgery expanding device, which comprises a headrest 1 and a pneumatic clamping piece 3, wherein the headrest 1 is in a U-shaped arrangement, a headrest groove is arranged in the headrest 1, the pneumatic clamping piece 3 comprises an air duct 301 and an air bag 302, the air bag 302 is symmetrically arranged on the inner wall of the headrest 1, both ends of the air duct 301 are connected with the air bag 302 in a conduction manner, and an air inlet joint is arranged on the upper surface of the air duct 301;

the back of the headrest 1 is provided with a limiting sliding groove 8, a supporting piece 5 is inserted in the limiting sliding groove 8 in a sliding manner, the supporting piece 5 comprises a sliding block 501, a self-locking expansion bracket A502, a supporting plate 503 and a polished rod 504, the fixed end of the self-locking expansion bracket A502 is fixedly connected with the sliding block 501, the supporting plate 503 is fixedly connected between the self-locking expansion brackets A502, and the polished rod 504 penetrates through the supporting plate 503 and is arranged in a sliding manner;

one side of the supporting member 5 is fixedly connected with a guiding member 6, the guiding member 6 comprises a supporting seat 601 and a self-locking expansion bracket B602, and a reinforcing frame 603 is arranged outside the self-locking expansion bracket B602;

the end face of the guide part 6 is provided with a spreading part 7, the spreading part 7 comprises a carrier 701, spreading rods 702 and a flow guide hose 703, the spreading rods 702 are symmetrically arranged on the lower surface of the carrier 701, and the flow guide hose 703 penetrates through the carrier 701 and is fixedly connected with the carrier 701;

the upper surface of the headrest 1 is detachably connected with a limiting part 4.

It should be noted that, the support member 5 is pushed to the position close to one side of the limit chute 8, the head of the patient is placed in the pillow groove of the headrest 1, the air is filled into the position of the air guide pipe 301 through the external air pump according to the use requirement, the air bag 302 expands under the pressure action of the air and extrudes at two sides of the head of the patient, the air bag 302 is soft, and in the adjusting process, the handle part of the medical staff is not required to be in contact with the head of the patient, the use safety is greatly improved, and the clamping stability is good; the self-locking expansion bracket A502 of the longitudinal push-pull supporting piece 5 and the self-locking expansion bracket B602 of the front-back push-pull guiding piece 6 adjust the position of the expanding piece 7 until the expanding rod 702 expands the eyes of the patient, and then the operation can be carried out.

Example 2

In this embodiment, as shown in fig. 2, the inner wall of the airbag 302 is provided with a circular arc-shaped groove, and the airbag 302 is located on the left and right sides of the pillow groove of the headrest 1.

It should be noted that the arc-shaped groove is used to reduce the extrusion of the deformed airbag 302 to the ear of the patient, and to improve the comfort, and the protruding position of the surface of the airbag 302 is used to clamp the temple and the lower jaw of the patient, respectively.

Example 3

In the present embodiment, as shown in fig. 2 and 3, the sliding block 501 is slidably inserted into the limiting sliding groove 8, and both ends of the limiting sliding groove 8 extend to the end surface position of the headrest 1.

It should be noted that the limiting sliding groove 8 guides and limits the sliding block 501, and the position of the sliding block 501 is flexibly adjusted according to the use requirement.

Example 4

In this embodiment, as shown in fig. 3, the top end of the polish rod 504 is fixedly connected to the lower surface of the supporting base 601.

It should be noted that the polish rod 504 assists the self-locking expansion bracket a502 to push and pull the longitudinal position.

Example 5

In this embodiment, as shown in fig. 2, the limiting member 4 includes a limiting frame 401 and a limiting screw 402, the limiting screw 402 is spirally inserted into the surface of the limiting frame 401, the upper surface of the headrest 1 is provided with a positioning groove, and a boss at the bottom end of the limiting frame 401 corresponds to the positioning groove of the headrest 1 in a clamping manner.

It should be noted that, before the height of the support 5 is adjusted, the limiting screw 402 is screwed with respect to the limiting frame 401 according to the height of the eye of the patient after lying down, the limiting screw 402 limits the self-locking expansion frame B602 during the pressing down process, and the expanding rod 702 at the bottom of the carrier 701 moves within the safety range, so that the eyeball of the patient is not accidentally injured.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The eye surgery dilator comprises a headrest (1) and a pneumatic clamping piece (3), and is characterized in that the headrest (1) is arranged in a U shape, a pillow groove is formed in the headrest (1), the pneumatic clamping piece (3) comprises an air duct (301) and an air bag (302), the air bag (302) is symmetrically arranged on the inner wall of the headrest (1), two ends of the air duct (301) are in conduction connection with the air bag (302), and an air inlet connector is arranged on the upper surface of the air duct (301);

a limiting sliding groove (8) is formed in the back side of the headrest (1), a supporting piece (5) is inserted in the limiting sliding groove (8) in a sliding mode, the supporting piece (5) comprises a sliding block (501), a self-locking expansion bracket A (502), a supporting plate (503) and a polished rod (504), the fixed end of the self-locking expansion bracket A (502) is fixedly connected with the sliding block (501), the supporting plate (503) is fixedly connected between the self-locking expansion brackets A (502), and the polished rod (504) penetrates through the supporting plate (503) and is arranged in a sliding mode;

one side of the supporting piece (5) is fixedly connected with a guide piece (6), the guide piece (6) comprises a supporting seat (601) and a self-locking expansion bracket B (602), and a reinforcing frame (603) is arranged outside the self-locking expansion bracket B (602);

an expanding piece (7) is arranged on the end face of the guide piece (6), the expanding piece (7) comprises a carrier (701), expanding rods (702) and a flow guide hose (703), the expanding rods (702) are symmetrically arranged on the lower surface of the carrier (701), and the flow guide hose (703) penetrates through the carrier (701) and is fixedly connected with the carrier;

the upper surface of the headrest (1) is detachably connected with the limiting part (4).

2. An eye surgery dilator according to claim 1, characterised in that the inner wall of the air bag (302) is provided with a circular arc shaped groove, the air bag (302) is located at the left and right sides of the pillow groove of the headrest (1).

3. An eye surgery dilator according to claim 1, wherein the sliding block (501) is inserted in a sliding way inside a limit sliding groove (8), and both ends of the limit sliding groove (8) extend to the end face position of the headrest (1).

4. An ophthalmic surgical dilator according to claim 1, wherein the top end of said light rod (504) is fixedly attached to the lower surface of the support base (601).

5. An ophthalmologic operation dilator according to claim 1, wherein the position limiter (4) comprises a position limiter (401) and a position limiter screw (402), the position limiter screw (402) is screwed onto the surface of the position limiter (401).

6. The expanding and supporting device for the eye surgery as recited in claim 5, wherein the upper surface of the headrest (1) is provided with a positioning groove, and the boss at the bottom end of the limiting frame (401) is in clamping connection with the positioning groove of the headrest (1).