Special protective device for oral clinical tooth preparation

Abstract

The invention discloses a special protective device for oral clinical tooth preparation. The special protective device comprises a first frame, a rectangular rod is inserted into the front side of thefirst frame in a penetrating manner and rotates on the first frame in a limited manner, the front end of the rectangular rod is fixedly connected with a guide post, a second frame sleeves the side face of the guide post, the inner wall of the first frame is fixedly connected with a positioning rod, a positioning rod penetrates the second frame and is slidably connected with the second frame, theleft side of the second frame is fixedly connected with a protective plate, and the rear end of the rectangular rod is fixedly connected with a first knob. By cooperative use of the structures, the special protective device solves the problems that an electric telescopic rod in a traditional device is insufficient in stability in the practical use process, consequently, the traditional device is more easily faulted as compared with a simple supporting mechanism, a tongue shield difficultly provides multi-position fixed placement for the tongue of a patient, diversified requirements of the patient are difficultly met, and inconvenience is brought for use.

Description

technical field [0001] The invention relates to the technical field of medical equipment, in particular to a special protective device for oral clinical tooth preparation. Background technique [0002] In the Department of Stomatology, when dental clinicians perform various tooth preparations in the patient's mouth, the burs that grind the teeth often accidentally damage the patient's tongue and buccal tissue. The increase of these infection chances, these all can cause unnecessary injury and misery to the patient; For this reason people propose a kind of tooth preparation special protective device, as the disclosed a kind of oral cavity clinical tooth preparation special protective device of Chinese patent CN107440809A, comprise The first fixed frame, the end of the first fixed frame is connected with a connecting frame through a rotating mechanism, the top of the connecting frame is fixed with a second fixed frame, and an angle adjustment device is used between the second ...

AI Technical Summary

Problems solved by technology

[0002] In the Department of Stomatology, when dental clinicians perform various tooth preparations in the patient's mouth, the burs that grind the teeth often accidentally damage the patient's tongue and buccal tissue. The increase of these infection chances, these all can cause unnecessary injury and misery to the patient; For this reason people propose a kind of tooth preparation special protective device, as the disclosed a kind of oral cavity clinical tooth preparation special protective device of Chinese patent CN107440809A, comprise The first fixed frame, the end of the first fixed frame is connected with a connecting frame through a rotating mechanism, the top of the connecting frame is fixed with a second fixed frame, and an angle adjustment device is used betwee...

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