CN213489372U

CN213489372U - Medical mouth gag

Info

Publication number: CN213489372U
Application number: CN202021511713.1U
Authority: CN
Inventors: 雷文学; 杨青; 王雪梅; 邓谊
Original assignee: First Affiliated Hospital of PLA Military Medical University
Current assignee: Nanfang Hospital; First Affiliated Hospital of PLA Military Medical University
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-06-22
Anticipated expiration: 2030-07-28

Abstract

The utility model provides a medical mouth gag, including adjustable expansion mechanism and 2 arms of strutting, 2 arms of strutting set up respectively adjustable expansion mechanism's both sides, just adjustable expansion mechanism is connected to the one end of strutting the arm. The 2 distraction arms are respectively arranged at two sides of the adjustable expansion mechanism and are bilaterally symmetrical about a middle vertical plane of the adjustable expansion mechanism. The adjustable expansion mechanism is an expansion mechanism that can adjust the degree of expansion. When the adjustable expansion mechanism expands, the included angle between the 2 spreading arms can be enlarged, and the spreading range of the mouth gag is increased. When using, can strut the arm earlier 2 and put into art person's mouth, then adjust adjustable expansion machanism's inflation degree, make 2 strut the arm and strut gradually, until art person's mouth is propped open, can when art person can not feel great pressure moreover, avoid applying too big pressure to art person's mouth to use for a long time.

Description

Medical mouth gag

Technical Field

The utility model relates to an utensil field for opening the oral cavity or keeping the oral cavity open, concretely relates to medical mouth gag.

Background

The mouth gag is mainly used for opening the oral cavity when breathing is difficult or the stomach washing is not clear. Most of the existing mouth openers are U-shaped, and the mouth is opened through two elastic opening arms. Because the opening amplitude of mouth gag can not be adjusted, in practical application, in order to reach the effect of strutting the mouth, can choose to strut the mouth gag that the amplitude is greater than patient's mouth for use, and the opening amplitude of mouth gag who chooses for use sometimes is too big, can produce great pressure to the mouth, if the use of short time only, the patient still probably tolerates. However, if the mouth gag needs to be used for a long time, for example, after a lip operation, the mouth gag needs to be used for a long time to open the mouth so as to avoid the mouth from becoming smaller due to scar contracture, which brings great discomfort and injury to the operator.

SUMMERY OF THE UTILITY MODEL

The utility model provides a medical mouth gag, the range that the mouth gag strutted can be adjusted according to patient's mouth size to the not enough of prior art existence, avoids bringing too big pressure for patient's mouth to use the mouth gag for a long time.

The specific technical scheme is as follows:

in a first enablement, a medical mouth gag comprises:

an adjustable expansion mechanism;

the expansion mechanism comprises 2 expansion arms, wherein the 2 expansion arms are respectively arranged at two sides of the adjustable expansion mechanism, and one end of each expansion arm is connected with the adjustable expansion mechanism.

With reference to the first implementable manner, in a second implementable manner, the adjustable expansion mechanism includes:

2 arc pieces, wherein the 2 arc pieces form an expansion pipe, and the 2 arc pieces are respectively connected with 2 strutting arms;

the elastic sleeve is sleeved on the outer wall of the expansion pipe;

and the expansion bolt penetrates through the expansion pipe and is connected with a nut through a gasket.

With reference to the first implementable manner, in a third implementable manner, the adjustable expansion mechanism includes:

the 2 arc-shaped pieces are hinged to form an expansion pipe, and the 2 arc-shaped pieces are respectively connected with the 2 stretching arms;

With reference to the second or third realizable manner, in a fourth realizable manner, the spacer is provided with a grip portion.

In combination with any one of the second to fourth realizations, in a fifth realizable form, the arc-shaped piece is integrally formed with the distracting arm.

With reference to any one of the first to fifth implementable manners, in a sixth implementable manner, the other end of the distraction arm is provided with a lip pressing piece.

With reference to the sixth implementable manner, in a seventh implementable manner, the lip pressing piece is made of a flexible material.

Has the advantages that: adopt the utility model discloses a medical mouth gag can adjust two contained angles that strut the arm support through the inflation degree of adjusting adjustable expansion mechanism to adjust the range that strut the arm and strut, with adaptation art person's mouth size, when reaching the purpose of strutting the mouth, avoid applying excessive pressure to art person's mouth, so that use for a long time.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.

Fig. 1 is a front view of a medical mouth gag provided by an embodiment of the present invention;

fig. 2 is a front view of a medical mouth gag provided by the second embodiment of the present invention;

reference numerals:

1-opening arm, 2-arc piece, 3-elastic sleeve, 4-expansion bolt, 5-lip pressing piece, 6-gasket, 7-nut, 8-cone part and 9-holding part.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in FIG. 1, a front view of a medical mouth gag, comprising:

an adjustable expansion mechanism;

the expansion mechanism comprises 2

expansion arms

1 and 2 expansion arms 1, wherein the expansion arms 1 are arranged on two sides of the adjustable expansion mechanism respectively, and one end of each expansion arm 1 is connected with the adjustable expansion mechanism.

Specifically, 2 expansion arms 1 are provided on both sides of the adjustable expansion mechanism, respectively, and are bilaterally symmetric with respect to a vertical plane of the adjustable expansion mechanism. The adjustable expansion mechanism is an expansion mechanism that can adjust the degree of expansion. When the adjustable expansion mechanism expands, the included angle between the 2 spreading arms 1 can be enlarged, and the spreading range of the mouth gag is increased.

When using, can prop open arm 1 earlier and put into art person's mouth 2, then adjust the inflation degree of adjustable expansion machanism, make 2 prop open arm 1 and prop open gradually, until art person's mouth is propped open, in addition the art person can not experience when great pressure, avoid exerting too big pressure to art person's mouth to use for a long time.

In this embodiment, preferably, the adjustable expansion mechanism includes:

the expansion pipe is formed by combining 2 arc-

shaped pieces

2 and 2 arc-shaped pieces 2, and the 2 arc-shaped pieces 2 are respectively connected with 2 stretching arms 1;

the elastic sleeve 3 is sleeved on the outer wall of the expansion pipe;

and the expansion bolt 4 penetrates through the expansion pipe and is connected with a nut 7 through a gasket 6.

One end of each of the 2 opening arms 1 is provided with a lip pressing piece 5 made of flexible materials, and the lip pressing pieces 5 are bent to form arc-shaped clips embedded with the mouth corners so as to protect the lips. The other end of the strutting arm 1 is respectively connected with the upper ends of the 2 arc-shaped pieces 2, and the other end is integrally formed with the arc-shaped pieces 2, so that the structural strength of the whole device is enhanced, and the manufacturing is convenient.

The end parts of the 2 arc-shaped pieces 2 are jointed to form a circular expansion pipe, and the elastic sleeve 3 is sleeved on the outer wall of the expansion pipe, so that the expansion pipe can keep a pipe shape when not in use. The expansion bolt 4 comprises a threaded portion and a tapered portion 8, wherein the threaded portion extends from the lower end of the expansion pipe to the upper end of the expansion pipe, and extends out of the expansion pipe and is connected with the nut 7 through the gasket 6.

In order to prevent the expansion pipe from moving along with the expansion bolt 4, the end, connected with the arc-shaped piece 2, of the opening arm 1 is provided with an arc-shaped part 10, and the arc-shaped part 10 is abutted to the gasket 6, so that the expansion pipe can be limited from moving upwards along with the expansion bolt 4. Also, a grip portion 9 is provided at the spacer 6 to grip the mouth gag when the bolt is rotated.

The expansion bolt 4 can be gradually moved upwards by rotating the nut 7, the cone part 8 of the expansion bolt 4 can be jacked into the expansion pipe along with the cone part, the lower ends of the 2 arc-shaped pieces 2 are outwards separated, and one end of the strutting arm 1 connected with the upper end of the arc-shaped piece 2 is close to the expansion bolt 4.

Because gasket 6 and the arc portion 10 butt of strutting arm 1 can restrict the distance that arc piece 2 rebound, consequently, the one end that strutting arm 1 and arc piece 2 are connected is greater than the distance of keeping away from expansion bolts 4 to the distance that expansion bolts approached together, and 2 contained angles between strutting arm 1 can grow gradually, increase the range of strutting of mouth gag, strut the mouth until pressure lip piece 5.

The second embodiment is substantially the same as the first embodiment, as shown in fig. 2, and the main differences are as follows: the adjustable expansion mechanism comprises:

the expansion pipe is formed by hinging 2 arc-

shaped pieces

The same with the structural principle of embodiment one, in the expansion pipe was pushed up from the lower extreme of expansion pipe to the pyramis 8 of expansion bolt 4, made the lower extreme of 2 arc pieces 2 outwards remove, the upper end of arc piece 2 inwards removed along the pin joint to make 2 contained angles that strut arm 1 support grow, increase the range of strutting of mouth gag.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A medical mouth gag, comprising:

an adjustable expansion mechanism;

2. The medical mouth gag of claim 1, characterized in that the adjustable expansion mechanism comprises:

the elastic sleeve is sleeved on the outer wall of the expansion pipe;

3. The medical mouth gag of claim 1, characterized in that the adjustable expansion mechanism comprises:

4. The medical mouth gag of claim 2 or 3, characterized in that the gasket is provided with a grip.

5. The medical mouth gag of claim 2, characterized in that the arc shaped tab is formed integrally with the spreader arm.

6. The medical mouth gag of claim 1, wherein the other end of the spreader arm is provided with a lip press.

7. The medical mouth gag of claim 6, characterized in that the lip pressing sheet is made of a flexible material.