Medical dental pulp root canal auxiliary positioning device

CN224369991UActive Publication Date: 2026-06-19THE FIRST HOSPITAL OF HEBEI MEDICAL UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
THE FIRST HOSPITAL OF HEBEI MEDICAL UNIV
Filing Date
2025-06-19
Publication Date
2026-06-19

AI Technical Summary

Technical Problem

During root canal treatment, the root canal may be curved and narrow, and the sharp tip of the H-file may easily penetrate the dentin, causing problems such as step formation or even lateral perforation.

Method used

Design a medical dental pulp root canal auxiliary positioning device, which adopts a file body at the bottom of the handle. The file body includes a cutting edge and a blunt tip. The blunt tip is designed to reduce the risk of breakage and lateral perforation. The handle is equipped with a limiting ring and a positioning block to improve the safety and efficiency of operation.

Benefits of technology

It improves the safety and efficiency of root canal treatment, extends the lifespan of files, reduces instrument detachment and joint fatigue, and enhances the smoothness and safety of the procedure.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to medical instrument technical field, concretely is a kind of medical pulp root canal auxiliary positioning device, including handle, the bottom of handle is provided with file body, the file body includes cutting edge section and round blunt head, the bottom fixedly connected with cutting edge section of handle, the bottom end of cutting edge section is fixedly connected with round blunt head. The utility model is provided with the file body, the round blunt head designed at the end of cutting edge section, both retain efficient pulling and expanding the efficiency of bruise, and not easy to break and root canal side wear;And the design of round blunt head is compared with tip, when using, the bending capacity, the wear resistance ability is strong, prolongs the service life of file, ensures more safe, smooth in the use process of file.
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