Intraoral Scan Alignment Using Occlusal Plane and Arch Midline

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Solution Overview

Problem

The current process of manufacturing intraoral structures is time-consuming and inaccurate due to manual specification of the front direction of the oral cavity and occlusal plane.

Innovation Solution

A method and electronic apparatus that automatically specify the front direction and occlusal plane through calculation processing of scan data, using cusp information and mesh data to set a midline and generate a cylinder for alignment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual work is used to specify the front direction and occlusal plane, then the process allows user control and flexibility, but it takes a lot of time and the accuracy is low

Engineering Contradiction:

Improveaccuracy of front direction and occlusal plane specificationVSAvoidmanufacturing time

Core Design Contradiction:

Measurement precisionVSLoss of time

Solution Approach 1:

The patent replaces the manual mechanical operation of specifying front direction and occlusal plane with an automated image processing system that uses scan data and algorithms to automatically determine these parameters, thereby eliminating the time-consuming manual work while improving accuracy through computational precision

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system enables self-service by allowing the scan data and processing algorithms to automatically specify the front direction and occlusal plane without requiring user intervention, making the system self-sufficient in determining critical manufacturing parameters

Inventive Principle:

Principle #25Self-service

2Productivity

If manual specification of front direction and occlusal plane is used, then the system requires minimal automation, but the manufacturing efficiency is low

Engineering Contradiction:

Improvemanufacturing efficiencyVSAvoidautomation level in specifying front direction and occlusal plane

Core Design Contradiction:

ProductivityVSExtent of automation

Solution Approach 1:

The patent substitutes manual mechanical operations with automated image processing and computational algorithms that analyze scan data to automatically specify front direction and occlusal plane, significantly improving manufacturing efficiency through automation

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system performs self-service by automatically determining front direction and occlusal plane from scan data without user intervention, enabling the system to serve itself in critical measurement tasks and thereby boosting productivity

Inventive Principle:

Principle #25Self-service

Data Source

PatentUS20260026918A1A method for processing image, an electronic apparatus and a computer readable storage medium

Publication Date: 2026.01.29 MEDIT CORP

AI summary

A method for processing an image, an electronic apparatus performing the same, and a computer readable storage medium storing the same may be provided. The method for processing an image includes: receiving at least one intraoral image; loading scan data corresponding to the at least one intraoral image; calculating based on the scan data; setting a plurality of reference points in the scan data based on the calculating; and aligning the scan data based on an occlusal plane generated based on the plurality of reference points.