CN220423876U

CN220423876U - Ophthalmic head fixing device

Info

Publication number: CN220423876U
Application number: CN202321746430.9U
Authority: CN
Inventors: 王雁; 浏梦
Original assignee: Fourth Affiliated Hospital of Xinjiang Medical University
Current assignee: Fourth Affiliated Hospital of Xinjiang Medical University
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2024-02-02
Anticipated expiration: 2033-06-30

Abstract

The utility model relates to the technical field of medical appliances, and discloses an ophthalmic head fixing device, which comprises a fixing component, wherein the fixing component comprises: the top of the bottom plate is symmetrically provided with telescopic rods; the clamping assembly is arranged at the top of the telescopic rod; the telescopic link is inside to be provided with lifting unit, and lifting unit includes: the electric push rod is arranged at the bottom of the inner side of the telescopic rod; the fixed rods are symmetrically arranged on the outer sides of the electric push rods; the cross rod is arranged between the telescopic rods; the fixed shaft is arranged at the top of the inner side of the telescopic rod; the protective shell is symmetrically arranged on the outer side of the telescopic rod; the inner side of the top of the electric push rod is provided with a fixed groove matched with the fixed shaft; through the lifting component, a user presses the electric push rod switch, and the electric push rod lifts the height of the telescopic rod, so that the clamping component is lifted; the telescopic rod is connected with the electric push rod in a clamping way by arranging the fixed shaft to be matched with the fixed groove; through setting up the protective housing, realize avoiding electric putter motor to receive external force to influence the damage.

Description

Ophthalmic head fixing device

Technical Field

The utility model relates to the technical field of medical appliances, in particular to an ophthalmic head fixing device.

Background

General examinations of the eye, including eye appendages and anterior segment examinations. Eye attachment examination includes examination of eyelid, conjunctiva, lacrimal apparatus, eyeball position and orbit, in long-term clinical practice, in order to prevent patient from interfering with treatment or detection and thus fixing head during ophthalmic examination, usually two sides are fastened and fixed, the fixing effect is not obvious, and thus treatment or detection cannot achieve good effect; therefore, an effective fixing method is adopted to become the development direction of modern medicine, and the head of partial patients such as old users, children and the like often shake left and right and do not cooperate with treatment, so that the normal operation of the examination is affected.

According to the Chinese patent publication CN208598365U, a head fixing device for ophthalmic examination is disclosed. Comprises a bottom plate and the like; wheels are arranged at four corners of the bottom plate in a bolt connection mode, a lifting device is arranged in the middle of the bottom plate, and a fixing device is arranged on a lifting part on the lifting device. According to the utility model, the height of the fixing device is adjusted through the lifting device, and the head of a patient is fixed through the fixing device, so that the effects of convenience in checking eyes of the patient, difficulty in shaking the head of the patient and no influence on checking are achieved.

The utility model solves the problem of lifting of the fixing device to a certain extent, but has the defect. The lifting assembly is single in connection point with the bottom plate, the number of structures at the top of the lifting structure is higher than that at the bottom, the weight difference is large, the structures are unstable, the weight is concentrated in the middle of the bottom plate, and the bottom plate supporting structure is high in pressure and easy to damage.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an ophthalmic head fixing device which has the advantages of a plurality of connecting points of a lifting assembly and a bottom plate, and solves the problems of concentrated weight, non-dispersion and high pressure of a bottom plate supporting structure.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: an ophthalmic head fixation device comprising a fixation assembly, the fixation assembly comprising:

the top of the bottom plate is symmetrically provided with telescopic rods;

the clamping assembly is arranged at the top of the telescopic rod;

the telescopic link is inside to be provided with lifting unit, lifting unit includes:

the electric push rod is arranged at the bottom of the inner side of the telescopic rod;

the fixed rods are symmetrically arranged on the outer sides of the electric push rods;

the cross rod is arranged between the telescopic rods;

the fixed shaft is arranged at the top of the inner side of the telescopic rod;

and the protective shell is symmetrically arranged on the outer side of the telescopic rod.

Preferably, an auxiliary assembly is provided between the cross bar and the bottom plate, and the auxiliary assembly includes:

the vertical rod is arranged at the bottom of the cross rod;

the pointer is arranged at the top of the bottom plate;

and the fixed block is arranged at the top of the pointer.

Preferably, the outside of the vertical rod is symmetrically provided with sliding blocks, and the inner side of the pointer is provided with sliding grooves matched with the sliding blocks of the vertical rod.

Preferably, the inner side of the protective shell is symmetrically provided with heat dissipation holes matched with the electric push rod.

Preferably, a fixing groove matched with the fixing shaft is formed in the inner side of the top of the electric push rod.

Preferably, a graduated scale matched with the fixed block is arranged on the outer side of the vertical rod.

Preferably, springs matched with the fixing rods are symmetrically arranged at the bottoms of the fixing shafts.

(III) beneficial effects

Compared with the prior art, the utility model provides an ophthalmic head fixing device, which has the following beneficial effects:

1. according to the ophthalmic head fixing device, through the lifting assembly, a user presses the electric push rod switch, and the electric push rod lifts the height of the telescopic rod, so that the clamping assembly is lifted; the telescopic rod is connected with the electric push rod in a clamping way by arranging the fixed shaft to be matched with the fixed groove; through setting up the protective housing, realize avoiding electric putter motor to receive external force to influence the damage.

2. According to the ophthalmic head fixing device, the auxiliary component is used for setting the lifting height of the vertical rod along with the telescopic rod 12, a person screws up the bolt on the outer side of the fixing block to clamp the vertical rod, so that the auxiliary component is used for supporting the clamping component by the telescopic rod, and the clamping component is not easy to topple due to weight; through setting up the spring, realize reducing the vibration that the telescopic link arouses when going up and down.

Drawings

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

FIG. 2 is a schematic cross-sectional view of a telescopic rod according to the present utility model;

FIG. 3 is a left-hand structural schematic diagram of the present utility model;

FIG. 4 is a schematic cross-sectional view of an electric putter in accordance with the present utility model;

in the figure:

1. a fixing assembly; 11. a clamping assembly; 12. a telescopic rod; 13. a bottom plate;

2. a lifting assembly; 21. a cross bar; 22. a protective shell; 23. a fixed shaft; 24. a spring; 25. a fixed rod; 26. an electric push rod; 27. a heat radiation hole;

3. an auxiliary component; 31. a vertical rod; 32. a pointer; 33. and a fixed block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Example 1

Referring to fig. 1-4, an ophthalmic head fixation device comprising a fixation assembly 1, the fixation assembly 1 comprising: the top of the bottom plate 13 is symmetrically provided with telescopic rods 12; the clamping assembly 11 is arranged at the top of the telescopic rod 12; because a doctor needs enough attention when performing eye surgery, a patient can shake the head due to fear, pain and other factors, so that the surgery progress is affected, and the assistance of the assembly is needed; the bottom plate 13 is used for bearing the weight of each component, and universal wheels are arranged at the bottom of the bottom plate, so that the movement of personnel is facilitated; the clamping assembly 11 is used for fixing the head of a patient, and a doctor adjusts the range of the fixing clamp through the holding rod according to the size of the head of the patient; the telescopic rod 12 has a columnar structure with the same top and bottom volumes and thinner middle and is used for being matched with the lifting assembly 2.

The telescopic link 12 is inside to be provided with lifting assembly 2, lifting assembly 2 includes: the electric push rod 26 is arranged at the bottom of the inner side of the telescopic rod 12; the fixed rods 25 are symmetrically arranged outside the electric push rod 26; a cross bar 21 disposed between the telescopic links 12; a fixed shaft 23 provided at the top of the inner side of the telescopic rod 12; the protective shell 22 is symmetrically arranged outside the telescopic rod 12; a fixed groove matched with the fixed shaft 23 is formed in the inner side of the top of the electric push rod 26; because the height of the clamping assembly 11 needs to be adjusted according to the actual elevation of the patient, the discomfort caused by the posture of the patient when the head is fixed is avoided; when a person uses the lifting assembly 2, firstly, the switch of the electric push rod 26 is pressed, the electric push rod 26 obtains power to lift the telescopic rod 12, the exposed length of the middle part of the telescopic rod 12 is prolonged, the height of the clamping assembly 11 is raised, when the clamping assembly 11 reaches a proper height, the switch of the electric push rod 26 is pressed again, and the lifting of the clamping assembly 11 is stopped to finish adjustment; the cross bar 21 is used for connecting the two telescopic rods 12, so that after a person presses the electric push rod 26 to switch, the two telescopic rods 12 can keep the same height; the fixed shaft 23 is a clamping component and is matched with a fixed groove on the inner side of the top of the electric push rod 26, so that the fixed shaft 23 is in clamping connection with the electric push rod 26, and the unstable lifting structure caused by the fact that the telescopic rod 12 is pressed down and shortened when not stressed is avoided; the fixed rod 25 is used for fixing the movable range of the electric push rod 26, so that the influence of the internal structure of the telescopic rod 12 on the movement of the push rod 26 pushing rod is avoided; the electric push rod 26 motor is arranged in the protective shell 22, personnel repair is facilitated outside the telescopic rod 12, and the protective shell 22 is used for avoiding burning caused by the influence of the external motor of the electric push rod 26; the number of support points of the clamping assembly 11 on the bottom plate 13 increases, and the clamping assembly is not easy to topple due to weight.

Example two

Referring to fig. 1-4, an auxiliary assembly 3 is disposed between the cross bar 21 and the bottom plate 13, and the auxiliary assembly 3 includes: the vertical rod 31 is arranged at the bottom of the cross rod 21; a pointer 32 arranged on the top of the bottom plate 13; a fixed block 33 disposed on the top of the pointer 32; the outer side of the vertical rod 31 is symmetrically provided with sliding blocks, and the inner side of the pointer 32 is provided with sliding grooves matched with the sliding blocks of the vertical rod 31; since the lifting assembly 2 is supported by two telescopic rods 12, an auxiliary assembly 3 is arranged for reducing the pressure; when the length of the telescopic rod 12 is changed, the vertical rod 31 slides in the inner side chute of the fixed block 33 through the outer side sliding block, when the length of the telescopic rod 12 is stopped to change, a person screws the outer side bolt of the fixed block, so that the vertical rod 31 is clamped and can not move, at the moment, the clamping assembly 11 is simultaneously supported by the telescopic rod 12 and the auxiliary assembly 3, the supporting structure of the clamping assembly 11 on the bottom plate is increased, and the telescopic rod is not easy to topple; since the pressure of the bottom plate 13 is dispersed, the pressure of the bottom plate 13 supporting structure is reduced, and the bottom plate is not easy to deform and damage under pressure.

The inner side of the protective shell 22 is symmetrically provided with radiating holes 27 matched with the electric push rod 26; ventilation is carried out, so that the overheat burning of the motor of the electric push rod 26 is avoided; a graduated scale matched with the fixed block 33 is arranged on the outer side of the vertical rod 31; the detailed lifting height data is needed to facilitate the communication of medical staff during lifting, and the pointer 32 stops at the scale mark on the scale and is the current lifting height during lifting; springs 24 matched with the fixing rods 25 are symmetrically arranged at the bottom of the fixing shafts 23; since the telescopic rod 12 can vibrate when lifting, the vibration can affect the structural stability of the clamping assembly 11, the spring 24 has a damping effect, and meanwhile, the fixed rod 25 and the fixed shaft 23 can be connected without affecting the movement of the electric push rod 26.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An ophthalmic head fixation device comprising a fixation assembly (1), the fixation assembly (1) comprising:

the top of the bottom plate (13) is symmetrically provided with telescopic rods (12);

the clamping assembly (11) is arranged at the top of the telescopic rod (12);

the method is characterized in that: the telescopic link (12) is inside to be provided with lift subassembly (2), lift subassembly (2) include:

the electric push rod (26) is arranged at the bottom of the inner side of the telescopic rod (12);

the fixed rods (25) are symmetrically arranged outside the electric push rods (26);

a cross bar (21) arranged between the telescopic bars (12);

the fixed shaft (23) is arranged at the top of the inner side of the telescopic rod (12);

and the protective shell (22) is symmetrically arranged outside the telescopic rod (12).

2. An ophthalmic head fixation device as claimed in claim 1, wherein: an auxiliary assembly (3) is arranged between the cross bar (21) and the bottom plate (13), and the auxiliary assembly (3) comprises:

the vertical rod (31) is arranged at the bottom of the cross rod (21);

a pointer (32) arranged on the top of the bottom plate (13);

and the fixed block (33) is arranged at the top of the pointer (32).

3. An ophthalmic head fixation device as claimed in claim 2, wherein: the outside of montant (31) symmetry has the slider, the pointer (32) inboard is provided with the spout of cooperation montant (31) slider.

4. An ophthalmic head fixation device as claimed in claim 1, wherein: and radiating holes (27) matched with the electric push rod (26) are symmetrically formed in the inner side of the protective shell (22).

5. An ophthalmic head fixation device as claimed in claim 4, wherein: the inner side of the top of the electric push rod (26) is provided with a fixing groove matched with the fixing shaft (23).

6. An ophthalmic head fixation device as claimed in claim 3, wherein: the outside of the vertical rod (31) is provided with a graduated scale matched with the fixed block (33).

7. An ophthalmic head fixation device as claimed in claim 5, wherein: springs (24) matched with the fixing rods (25) are symmetrically arranged at the bottoms of the fixing shafts (23).