Special protective device for tooth preparation in dental clinical field

Abstract

The invention discloses a special protective device for tooth preparation in dental clinical field. The protective device comprises a first fixed mount, wherein a connecting rack is connected to the end of the first fixed mount by virtue of a rotating mechanism; a second fixed mount is fixed to the top of the connecting rack; the second fixed mount and the first fixed mount are connected by virtue of an angle adjusting device; and a tongue protective stopper is clamped at the inner side of the first fixed mount by virtue of a clamping mechanism. According to the special protective device for tooth preparation in the dental clinical field, a tongue body can be protected by virtue of the tongue protective stopper, so that the safety of an operation is greatly enhanced; the first fixed mount and the second fixed mount can expand by virtue of the angle adjusting device, so that an oral cavity is dilated; therefore, a spatial area is provided for the operation, a large operative field is exposed, the working intensity of medical personnel is greatly reduced and the work of the medical personnel is facilitated; and the first fixed mount and the tongue protective stopper are connected by virtue of the clamping mechanism, so that the tongue protective stopper can be detached and mounted conveniently.

Description

technical field [0001] The invention relates to the technical field of medical devices, in particular to a special protective device for oral clinical tooth preparation. Background technique [0002] In the prior art: the patent application publication number of CN 102895041 A discloses a special protective device for oral clinical tooth preparation, which is composed of rubber retaining feet, metal rings and tongue and cheek guards, and the tongue and cheek guards are placed separately At the straight positions on the upper and lower sides of the metal ring, the two metal feet on the metal ring are inserted into the rubber retaining feet. The arc-shaped convex surface, the arc-shaped convex surface of the tongue guard and the arc-shaped concave surface of the cheek guard are respectively provided with slots fitted with metal rings, and the tongue and cheek guards are respectively connected with the metal ring through the slots. The storage is inconvenient and the operation...

AI Technical Summary

Problems solved by technology

[0002] In the prior art: the patent application publication number of CN 102895041 A discloses a special protective device for oral clinical tooth preparation, which is composed of rubber retaining feet, metal rings and tongue and cheek guards, and the tongue and cheek guards are placed separately At the straight positions on the upper and lower sides of the metal ring, the two metal feet on the metal ring are insert

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