A dental occlusal center laser positioning device

By using a vertical laser emitter and an adjustable support structure in the dental occlusal center laser positioning instrument, the problem of cumbersome operation of mechanical occlusal center measuring rulers has been solved, enabling rapid and accurate positioning of the tooth center and improving the efficiency and flexibility of denture fabrication.

CN224441491UActive Publication Date: 2026-07-03HEILONGJIANG KEGUANG PRECISION MACHINERY TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HEILONGJIANG KEGUANG PRECISION MACHINERY TECHNOLOGY CO LTD
Filing Date
2025-07-15
Publication Date
2026-07-03

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Abstract

A laser positioning device for dental occlusal centers, belonging to the field of denture manufacturing technology, addresses the problems of cumbersome operation and low efficiency associated with using an occlusal center measuring ruler to locate occlusal contact points. It includes a base platform, an optical axis vertically fixed to the base platform via a locking seat, a lower bracket slidably mounted on the optical axis, a first elongated hole along the length of the lower bracket, and a second elongated hole along the length of the upper bracket. A locking screw passes through both the first and second elongated holes and connects to a back nut. A laser emitter is vertically fixed to the upper bracket. This invention uses a laser emitter to project a fine laser spot downwards, which is used to position the tooth at a preset alveolar ridge. The center of the tooth can be found visually based on the laser spot, eliminating the need to move the pointer as required by using an occlusal center measuring ruler, thus greatly improving the efficiency of denture fabrication and adjustment.
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