CN219461441U

CN219461441U - Medical opening fixer

Info

Publication number: CN219461441U
Application number: CN202320259008.4U
Authority: CN
Inventors: 霍薪利; 陆淼
Original assignee: Wuxi Peoples Hospital
Current assignee: Wuxi Peoples Hospital
Priority date: 2023-02-20
Filing date: 2023-02-20
Publication date: 2023-08-04
Anticipated expiration: 2033-02-20

Abstract

The utility model discloses a medical opening fixer, which comprises an upper forceps body, a lower forceps body and a fixing device, wherein the upper forceps body and the lower forceps body are mutually hinged, the upper forceps body comprises an upper opening part and an upper operation part, the free end of the upper opening part is bent upwards to form an upper opening sheet, a clamping hole is formed in the upper operation part, the lower forceps body comprises a lower opening part and a lower operation part, the free end of the lower opening part is bent downwards to form a lower opening sheet, a limiting hole is formed in the lower operation part, the fixing device comprises a positioning block and a plurality of positioning blocks, the positioning blocks are vertically connected with the positioning block, one end of the positioning block can be inserted into and pulled out of the clamping hole or limited above the clamping hole through rotation, a limiting block is arranged at one end of the positioning block, and the size of the limiting block is larger than the aperture of the limiting hole. The utility model has simple structure, low cost, easy operation and strong practicability, is designed to be in accordance with ergonomics, and medical staff can quickly open the oral cavity of a patient and fix the size of the opening according to the requirement, thereby saving trouble and labor.

Description

Medical opening fixer

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a medical opening fixer.

Background

The medical opening fixer is an instrument for opening the mouth of a patient with uncontrollable opening such as consciousness disturbance or mental abnormality, and can rapidly open the teeth to close the upper jaw and the lower jaw of the patient during first aid or anesthesia so as to facilitate medical examination, operation or nursing of the patient by medical staff. The most widely used mouth gag clinically at present is a clamp type mouth gag, but the following defects exist in the actual use process: firstly, when a patient is not in operation with agitation, the front end of the mouth gag easily slips off from the oral cavity, so that gums and mucous membranes of lips are damaged, and extra manpower is required for fixation in the use process; secondly, most openers only have the function of opening the mouth, the size of the opening cannot be fixed, and a few openers have the functions of opening and fixing, but have complex structure, high cost and inconvenient clinical operation.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide a medical opening fixer which can rapidly open an oral cavity and fix the opening size according to the requirement.

The technical scheme adopted by the utility model is as follows:

the utility model provides a medical opening fixer, it includes the upper forceps body, lower forceps body and fixing device, the upper forceps body is articulated with lower forceps body each other, the upper forceps body includes the portion of propping up and last operating portion, the free end of the portion of propping up upwards buckles and forms the piece of propping up, the screens hole has been seted up on the upper operating portion, the lower forceps body includes the portion of propping up and lower operating portion down, the free end of the portion of propping up is buckled down and is formed the piece of propping up down, the spacing hole has been seted up on the lower operating portion, fixing device includes inserted bar and a plurality of locating pieces, the locating piece is connected perpendicularly with the inserted bar, the inserted bar can make the locating piece insert, take out the screens hole or spacing in the top of screens hole through rotating, the one end of inserted bar passes the screens hole in proper order, the spacing hole is provided with the stopper, the size of stopper is greater than the aperture in spacing hole.

In one embodiment, the detent hole is in a strip shape, the positioning block is a cylinder, and the length of the positioning block is smaller than the length of the detent hole and larger than the width of the detent hole.

In the device, the limiting block is spherical, the limiting hole is a round hole, and the diameter of the limiting block is larger than that of the limiting hole.

Further, both ends of the inserted link are provided with limiting blocks, and the diameter of the limiting block at the upper end of the inserted link is larger than the width of the narrowest edge of the clamping hole.

Preferably, the number of the positioning blocks is three, namely a first positioning block, a second positioning block and a third positioning block, which are arranged on the inserted link at equal intervals.

Specifically, the front ends of the upper and lower stretching sheets are flat, the rear ends are wide and thick and slope-shaped, and tooth grooves are formed.

In this device, go up the portion of strutting and prop up the portion down and be semicircle arc, through the relative setting of articulated nail, the width of lower operating portion is greater than the width of last operating portion, and the length of lower operating portion is less than the length of last operating portion.

Preferably, the upper and lower stretching sheets are sleeved with rubber sleeves.

In a preferred embodiment, the outer sides of the upper and lower operating parts are provided with anti-slip grooves.

In another preferred scheme, an upper finger button is arranged on the upper operation part, and a lower finger button is arranged on the lower operation part.

The utility model has the beneficial effects that:

the utility model has simple structure, low cost, easy operation and strong practicability; the front ends of the upper and lower stretching sheets are flat, the rear ends are wide and thick and slope-shaped, and tooth grooves are formed, so that the device can be effectively prevented from slipping off the teeth; rubber sleeves are sleeved on the upper and lower stretching sheets, so that gum and lip mucous membrane are prevented from being damaged; the width of the lower operation part is larger than that of the upper operation part, and the length of the lower operation part is smaller than that of the upper operation part, so that the device accords with ergonomics and is more convenient to use in practice; the upper opening part and the lower opening part are mutually hinged, and the openings of the device are fixed at different angles through the positioning blocks at different positions on the fixing device, so that medical staff can conveniently and rapidly open the oral cavity of a patient and fix the opening according to the requirement, and the operation is trouble-saving and labor-saving.

Drawings

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

FIG. 2 is a schematic view of the structure of the upper pincer body of the present utility model;

FIG. 3 is a schematic view of the structure of the lower clamp body of the present utility model;

FIG. 4 is a schematic view of a fixing device according to the present utility model;

FIG. 5 is a schematic view of a preferred embodiment of the upper and lower clamp bodies of the present utility model;

FIG. 6 is a schematic view of another preferred embodiment of the upper and lower clamp bodies of the present utility model;

in the figure: 1-upper distracting part; 2-an upper operation part; 3-a lower distracting part; 4-a lower operation part; 5-upper spreader tabs; 6-lower spreader tabs; 7-clamping holes; 8-limiting holes; 9-inserting a rod; 10-positioning blocks; 10.1-a first positioning block; 10.2-a second positioning block; 10.3-a third positioning block; 11-upper clamp body; 12-lower clamp body; 13-a fixing device; 14-limiting blocks; 15-hinging the nail; 16-lower finger button; 17-upper finger button; 18-pressing the handle.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

as shown in the figure, the utility model comprises an upper clamp body 11, a lower clamp body 12 and a fixing device 13, wherein the upper clamp body 11 and the lower clamp body 12 are mutually hinged, the upper clamp body 11 comprises an upper opening part 1 and an upper operation part 2, the free end of the upper opening part 1 is upwards bent to form an upper opening plate 5, the upper operation part 2 is provided with a clamping hole 7, the lower clamp body 12 comprises a lower opening part 3 and a lower operation part 4, the free end of the lower opening part 3 is downwards bent to form a lower opening plate 6, the lower operation part 4 is provided with a limiting hole 8, the fixing device 13 comprises an inserting rod 9 and a plurality of positioning blocks 10, the positioning blocks 10 are vertically connected with the inserting rod 9, the inserting rod 9 can enable the positioning blocks 10 to be inserted into and pulled out of the clamping holes 7 or to be limited above the clamping holes 7 through rotation, one end of the inserting rod 9 sequentially passes through the clamping holes 7 and the limiting holes 8 to be provided with limiting blocks 14, and the size of the limiting blocks 14 is larger than the aperture of the limiting holes 8.

The device is wholly made of medical pvc material, has chemical corrosion resistance, has strong resistance to oxidizing agent, reducing agent and strong acid, is wear-resistant, easy to produce, safe to use and low in cost.

In a preferred scheme, the clamping hole 7 is long-strip-shaped, the edge is smooth, the positioning block 10 is a cylinder, the length of the positioning block 10 is smaller than the length of the clamping hole 7 and larger than the width of the clamping hole 7, when the positioning block 10 is parallel to the clamping hole 7, the positioning block 10 can pass through the clamping hole 7, and when the positioning block 10 is not parallel to the clamping hole 7, namely, the positioning block 10 cannot pass through the clamping hole 7.

Further, the limiting block 14 is spherical, the limiting hole 8 is a round hole, and the diameter of the limiting block 14 is larger than that of the limiting hole 8. Preferably, both ends of the inserted link 9 are provided with limiting blocks 14, and the diameter of the limiting block 14 at the upper end of the inserted link 9 is larger than the width of the narrowest edge of the clamping hole 7, so as to prevent the fixing device 13 from being separated from the device main body.

Specifically, the number of the positioning blocks 10 is three, namely a first positioning block 10.1, a second positioning block 10.2 and a third positioning block 10.3 in sequence, which are arranged on the inserted link 9 at equal intervals, preferably, the middle points of the first positioning block 10.1, the second positioning block 10.2 and the third positioning block 10.3 are fixedly connected with the inserted link 9, and the openings of the upper clamp body 11 and the lower clamp body 12 can be fixed at different angles through a simple knob fixing device 13.

In the device, the front ends of the upper and lower stretching sheets 5 and 6 are flat, the rear ends are wide and thick and slope-shaped, and tooth grooves are formed, so that the device can be effectively prevented from falling off from teeth.

Further, the upper opening part 1 and the lower opening part 3 are in a semicircular arc shape, are oppositely arranged through the hinge pins 15, are attached to the shape of the mouth of a human body, the width of the lower operation part 4 is larger than that of the upper operation part 2, the length of the lower operation part 4 is smaller than that of the upper operation part 2, namely, the lower operation part 4 is wider and shorter than that of the upper operation part 2, the ergonomic design is met, the practical use of medical staff is convenient, the lower operation part 4 and the upper operation part 2 can be a push handle, the lower operation part 4 is used for being pushed by a thumb, the upper operation part 2 is used for being pushed by other fingers, the left hand operation is generally carried out, and the fixing device 13 is rotated by the right hand.

Preferably, the upper and lower stretching sheets 5 and 6 are sleeved with rubber sleeves, and the rubber sleeves are attached to the outer wall, so that the gums and the mucous membranes of lips are prevented from being damaged in the operation process.

In a preferred scheme, the upper operating part 2 and the lower operating part 4 are push handles 18, and anti-slip grooves are arranged on the outer sides of the push handles, so that friction force is increased, and operation is safer and more reliable.

In another preferred scheme, the upper operating part 2 is provided with an upper finger buckle 17, the lower operating part 4 is provided with a lower finger buckle 16, and the upper finger buckle 17 and the lower finger buckle 16 are inserted to be more stable in operation.

The application process of the utility model is as follows:

before medical examination, operation or nursing is carried out on patients with consciousness disturbance or mental abnormality and the like which cannot control the opening, the upper opening piece 5 and the lower opening piece 6 of the device are slowly placed into the oral cavity of the patient, after teeth are fixed on the tooth grooves on the inner side, one hand of medical staff opens the oral cavity of the patient by pressing the upper operation part 2 and the lower operation part 4, the oral cavity is gradually opened to a required size, and then the knob fixing device 13 is arranged until the positioning block 10 and the clamping hole 7 are in a vertical state, so that the fixing of the opening angle between the upper clamp body 11 and the lower clamp body 12 is realized through the positioning block 10, and then specific medical examination, operation or nursing can be implemented.

Other processes of the present utility model may employ existing techniques.

The best mode of carrying out the utility model has been set forth, and further developments of the utility model will be apparent to those skilled in the art to which the utility model pertains are within the scope of the utility model.

Claims

1. The utility model provides a medical opening fixer, characterized by is including last pincers body (11), lower pincers body (12) and fixing device (13), go up pincers body (11) and lower pincers body (12) and articulate each other, go up pincers body (11) and including last portion of strutting (1) and last operating portion (2), the free end of portion of strutting (1) upwards buckles and forms and prop up open piece (5), last operating portion (2) are gone up and are offered screens hole (7), lower pincers body (12) including lower portion of strutting (3) and lower operating portion (4), lower portion of strutting (3)'s free end is buckled down and is formed lower portion of strutting (6), lower operating portion (4) are gone up and are offered spacing hole (8), fixing device (13) are including inserted bar (9) and a plurality of locating piece (10), locating piece (10) are connected perpendicularly with inserted bar (9), inserted bar (9) are through the rotation can make locating piece (10) insert, are taken out screens hole (7) or stop block (7) are located spacing hole (8) in proper order, limit block (7) have the spacing hole (14) that position limit block (7) are located in the spacing hole (8).

2. The medical opening fixator according to claim 1, characterized in that the clamping holes (7) are elongated, the positioning blocks (10) are cylinders, and the length of the positioning blocks (10) is smaller than the length of the clamping holes (7) and larger than the width of the clamping holes (7).

3. The medical opening fixator according to claim 1, characterized in that the stopper (14) is spherical, the stopper hole (8) is a circular hole, and the diameter of the stopper (14) is larger than the diameter of the stopper hole (8).

4. A medical opening fixer according to claim 3, characterized in that both ends of the inserted link (9) are provided with the limiting blocks (14), and the diameter of the limiting block (14) at the upper end of the inserted link (9) is larger than the width of the narrowest edge of the clamping hole (7).

5. The medical opening fixator according to claim 1, characterized in that the number of the positioning blocks (10) is three, namely a first positioning block (10.1), a second positioning block (10.2) and a third positioning block (10.3) in sequence, and the positioning blocks are arranged on the inserting rod (9) at equal intervals.

6. Medical opening holder according to claim 1, characterized in that the front ends of the upper (5) and lower (6) spreader plates are flat, the rear ends are wide and thick, sloping, and are provided with tooth slots.

7. Medical opening holder according to claim 1, characterized in that the upper and lower spreader parts (1, 3) are semi-circular arc shaped, arranged opposite each other by means of hinge pins (15), the width of the lower operating part (4) is larger than the width of the upper operating part (2), and the length of the lower operating part (4) is smaller than the length of the upper operating part (2).

8. Medical opening holder according to claim 1, characterized in that the upper (5) and lower (6) spreader tabs are provided with rubber sleeves.

9. Medical opening holder according to claim 1, characterized in that the upper operating part (2) and the lower operating part (4) are push handles (18) provided with anti-slip grooves on their outer sides.

10. Medical opening holder according to claim 1, characterized in that the upper operating part (2) is provided with an upper finger (17) and the lower operating part (4) is provided with a lower finger (16).