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Telescopic root canal file with counting function

A telescopic, root canal file technology, applied in medical science, dentistry, protective layer, etc., can solve problems such as affecting the operation of medical staff, short length of root canal file, etc., to avoid misoperation, convenient counting, and convenient operation. Effect

Inactive Publication Date: 2018-10-26
CHENGDU JUNSHUO RUIZHI INFORMATION TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0011] The purpose of the present invention is to provide a telescopic counting root canal file in order to meet the functional requirements of counting the root canal files in the prior art and to solve the problem that the root canal files in the prior art are short and affect the operation of medical personnel.

Method used

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  • Telescopic root canal file with counting function
  • Telescopic root canal file with counting function
  • Telescopic root canal file with counting function

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0043] A telescopic countable root canal file includes a handle 1, which is a telescopic handle, and a counter 2 is arranged on the handle 1.

[0044] In this embodiment, in the present invention, by setting the handle 1 as retractable, the length of the handle 1 can be adjusted, and when the medical staff prepares the root canal of the patient's teeth, the handle 1 can be selected according to the specific conditions of the opening and closing degree of the patient's mouth. The length not only adapts to the opening and closing degree of the patient's mouth, but also matches the operator's hand of the medical staff, so that the medical staff can prepare the root canal. In the middle of the root canal preparation, when the cutting edge of the root canal has entered the root canal, the handle 1 can be extended to facilitate the medical staff to pull or rotate the root canal file, which greatly facilitates the medical staff to operate the root canal file. A counter 2 is arranged ...

Embodiment 2

[0046] On the basis of Embodiment 1, the counter 2 includes, the top of the handle 1 is provided with a hole 101, the bottom side wall of the hole 101 is provided with a groove 102 communicating with the hole 101, the bottom of the hole 101 is provided with a pin shaft 201, the pin shaft 201 The axis is perpendicular to the axis of the hole 101, and the bearing pin 201 is sheathed with character wheel 202 and runner 203 successively. The side end face fits with the left end face of the runner 203, and the character wheel 202 is provided with a number mark in the circumferential direction. A ratchet device 204 is arranged on the top, and the ratchet device 204 is connected with the ratchet wheel 2021. A connecting rod 205 is hinged on the outer edge of the right end surface of the runner 203, and a button 206 is hinged on the upper end of the connecting rod 205, and the button 206 is sleeved in the hole. Inside 101 , button 206 is movable within hole 101 along the axis of hole ...

Embodiment 3

[0049] On the basis of Embodiment 2, in order to increase the frictional force between the left end face of the runner 203 and the right end face of the character wheel 202, it is convenient for the runner 203 to drive the character wheel 202 to rotate, the left end face of the runner 203, The right end surface of the character wheel 202 is provided with anti-skid lines.

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Abstract

The invention discloses a telescopic root canal file with a counting function, belongs to dental medical instruments for carrying out root canal therapy on affected teeth, and is intended to meet therequirement of prior root canal files for the counting function and to solve the problem that the prior root canal file has short length, affecting medical personnel's operation. The telescopic root canal file with the counting function comprises a handle that is a telescopic handle and that is provided with a counter. The telescopic root canal file with the counting function allows the number ofservice times of the file to be visualized on the handle and allows the length of the handle to be adjusted according to the actual condition of a patient.

Description

technical field [0001] The invention belongs to a dental medical instrument for root canal treatment of affected teeth, in particular to a root canal file for treating molar root canals. Background technique [0002] Pulp disease and periapical disease are common diseases in the Department of Stomatology. Preserving the patient's teeth and pulp is the purpose of modern stomatology, and root canal therapy is currently the most common and effective treatment. The principle of root canal treatment is to remove most of the infected substances in the root canal through mechanical and chemical methods, and to prevent the occurrence of periapical lesions or promote the healing of periapical lesions that have occurred by filling the root canal and sealing the crown. [0003] Root canal treatment generally involves the following steps: [0004] 1. Root canal preparation: open the pulp, thoroughly clear the necrotic pulp tissue, measure the length of the root canal, and expand the ro...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61C5/42
Inventor 张德彬
Owner CHENGDU JUNSHUO RUIZHI INFORMATION TECH CO LTD
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