Palatal Cross-Section Visualization for Precise Expansion Planning

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Solution Overview

Problem

Existing palatal expansion treatments lack effective visualization tools for predicting the outcome of craniofacial changes, making it difficult for dental professionals to tailor treatment plans accurately.

Innovation Solution

A method and system that utilize AI models to process craniofacial structure data, generating three-dimensional visualizations of predicted outcomes from palatal expansion treatments, allowing for real-time adjustments and providing detailed insights into the treatment process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If AI models are used to process craniofacial structure data and generate three-dimensional visualizations of predicted outcomes, then the accuracy and personalization of orthodontic interventions is improved, but the device complexity and computational resources required increase

Engineering Contradiction:
Improveaccuracy of predicted craniofacial changesVSAvoidcomplexity of AI processing system
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent introduces an AI-based computational system as an intermediary between the palatal expander device and the treatment planning process. This intermediary processes craniofacial structure data, predicts treatment outcomes, and generates three-dimensional visualizations, thereby improving measurement precision without requiring direct complex integration into the mechanical expander itself

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces manual measurement and estimation methods with an AI-based computational system that automatically processes digital craniofacial data. This substitution of mechanical/manual processes with automated AI processing enables higher precision in predicting craniofacial changes while managing system complexity through software-based solutions

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Manufacturing precision

If three-dimensional visualizations and real-time adjustments are implemented, then the personalization and precision of treatment planning is improved, but the loss of time for treatment planning and visualization generation increases

Engineering Contradiction:
Improveprecision of treatment plan tailoringVSAvoidtime for treatment planning and visualization
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent performs preliminary actions by pre-processing craniofacial structure data and pre-configuring AI models to generate three-dimensional visualizations before the actual treatment planning session. This allows the system to quickly produce accurate predictions and visualizations during the treatment planning process, reducing the time loss while maintaining high precision

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent creates digital three-dimensional copies and visualizations of the patient's craniofacial structure and predicted treatment outcomes. These virtual copies enable precise treatment planning and real-time adjustments without requiring additional physical measurements or models, thereby improving precision while minimizing time consumption through efficient digital replication

Inventive Principle:
Principle #26Copying

Data Source

PatentUS20260069381A1Visualization of cross-section plane and reference points for palatal expansion treatment
Publication Date: 2026.03.12 ALIGN TECHNOLOGY INC
  • US20260069381A1 patent drawing
  • US20260069381A1 patent drawing
  • US20260069381A1 patent drawing

AI summary

A method provides a visualization of cross-section plane and reference points for palatal expansion treatment. The method includes identifying one or more 3D dental models of a patient, wherein the one or more 3D dental models correspond to a palatal expansion treatment plan for the patient; determining a 2D cross-section of each the one or more 3D dental models that intersects a first portion of the each of the one or more 3D dental models at a corresponding first location; providing, for display on a UI of a user device, the 2D cross-section of each of the one or more 3D dental models; determining one or more palatal expansion measurements at the 2D cross-section for an amount of palatal expansion associated with the palatal expansion treatment plan at a stage of treatment; and providing, for display on the UI of the user device, the one or more palatal expansion measurements.