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Mouth prop

A mouth opener and connecting rod technology, which is applied in oral mirrors, medical science, diagnosis, etc., can solve problems such as U-line connecting rod breakage, low elastic limit, and secondary injury to the patient's oral cavity, so as to enhance the elastic limit and improve the elastic limit , the effect of maintaining simplicity

Inactive Publication Date: 2018-12-18
FOSHAN UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Such a structure has a low elastic limit, and when the external force it bears exceeds its elastic limit, the U-shaped connecting rod is prone to fracture, and the fracture may cause secondary damage to the patient's oral cavity

Method used

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  • Mouth prop

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0012] Embodiment 1: A mouth opener, comprising a left arm and a right arm, and a U-shaped connecting rod connecting the two side arms, the U-shaped connecting rod includes an upper connecting rod and a lower connecting rod, and the lower connecting rod It is composed of a first left rod part and a first right rod part, the left end of the first left rod part is fixedly connected with the lower part of the left arm, and the right end of the first right rod part is fixedly connected with the lower part of the right side wall, so The right end of the first left rod part has a left fastening piece, and the left end of the first right rod part is provided with a right fastening piece matching the left fastening piece. The upper link shown is the same as the existing design.

Embodiment 2

[0013] Embodiment 2: as figure 1 As shown, a mouth stretcher includes a left arm 1 and a right arm 2, and a U-shaped link connecting the two side arms, the U-shaped link includes an upper link 3 and a lower link 4, the The lower link 4 is composed of a first left rod part 41 and a first right rod part 42, the left end of the first left rod part 41 is fixedly connected with the lower part of the left arm 1, and the right end of the first right rod part 42 is connected with The lower part of the right side wall 2 is fixedly connected, the right end of the first left rod part 41 has a left fastener, and the left end of the first right rod part 42 is provided with a right fastener that matches the left fastener. , the upper link 3 is composed of a second left rod part 31 and a second right rod part 32, the left end of the second left rod part 31 is fixedly connected with the upper part of the left arm 1, and the second right rod part 32 The right end of the right side is fixedly ...

Embodiment 3

[0014] Embodiment 3: A mouth opener, comprising a left arm and a right arm, and a U-shaped connecting rod connecting the two side arms, the U-shaped connecting rod includes an upper connecting rod and a lower connecting rod, and the lower connecting rod It is composed of a first left rod part and a first right rod part, the left end of the first left rod part is fixedly connected with the lower part of the left arm, and the right end of the first right rod part is fixedly connected with the lower part of the right side wall, so The right end of the first left rod part has a left fastening part, the left end of the first right rod part is provided with a right fastening part matched with the left fastening part, and the upper link is formed by the second left rod part. , a second right rod part and a rotating shaft, the left end of the second left rod part is fixedly connected to the upper part of the left arm, the right end of the second right rod part is fixedly connected to t...

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Abstract

The invention discloses a mouth prop comprising a left side arm and a right side arm, and U-type connecting rods that connect the two side arms; the U-type connecting rods comprises an upper connecting rod and a lower connecting rod; the lower connecting rod comprises a first left rod portion and a first right rod portion; the left end of the first left rod portion is fixedly connected with the lower portion of the left side arm; the right end of the first right rod portion is fixedly connected with the lower portion of the right side arm; the right end of the first left rod portion is provided with a left buckle; the left end of the first right rod portion is provided with a right buckle that is matched with the left buckle. The mouth prop is provided with the detachable lower connectingrod so as to keep the simplicity when the mouth prop is installed, and the mouth prop has a better prop effect after being installed, thus effectively improving the mouth prop elastic limits, and effectively reducing the mouth prop fracture possibility.

Description

technical field [0001] The invention relates to the technical field of medical equipment, in particular to a mouth opener. Background technique [0002] Mouth gag, also known as mouth gag, is a device used to open the mouth when breathing is difficult or unconsciousness requires gastric lavage. The body of the gag is U-shaped, and two ends of the gag body are fixedly connected with a handle respectively. The opener body is elastic, and the two side arms of the opener body can be bent toward the inside or outside of the opener body when pressed by external pressure. When the external pressure disappears, the two side arms of the opener body recover again. to the original position. In order to prevent the doctor's hand from slipping when holding the handle, the outer surface of the handle is provided with hemp lines. The disposable oral mouth gag adopting this structure has simple structure, easy operation and low cost, and is suitable for use in various oral medical instit...

Claims

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Application Information

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IPC IPC(8): A61B1/24
CPCA61B1/24
Inventor 郭嘉亮沈焕圻
Owner FOSHAN UNIVERSITY
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