Dental Etch Template With Preloaded Wells for Precise Attachment Etching

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Solution Overview

Problem

Current dental treatment methods involve manual application of etch material by professionals, leading to user errors such as excessive etching, longer treatment times, and increased patient inconvenience due to the need for cleaning up excess bonding agent.

Innovation Solution

The use of a dental appliance etch template with pre-formed wells containing etch material that precisely targets the areas where dental attachments are to be placed, reducing unnecessary etching and streamlining the application process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual application of etch material is used by treatment professional, then flexibility and adaptability are maintained, but user error occurs leading to excessive etching and longer treatment times

Engineering Contradiction:
Improveetching precisionVSAvoidtreatment time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The etch template is pre-formed with wells positioned at exact locations where etching is needed. The etch material is applied to the template beforehand, and when the template is placed on the tooth, the etching action is automatically transferred to the precise locations through the pre-positioned wells, eliminating the need for manual positioning during the procedure

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The etch template serves as an intermediary device between the treatment professional and the tooth surface. It mediates the etching process by providing a physical template that guides the etch material to exact locations through its pre-formed wells, ensuring precision without requiring manual dexterity or judgment during application

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If manual etching is performed, then professional judgment is utilized, but excessive etching occurs requiring bonding agent cleanup

Engineering Contradiction:
Improveapplication simplicityVSAvoidexcess bonding agent
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The template is pre-configured with wells of specific sizes and shapes that correspond exactly to the attachment areas. This preliminary preparation ensures that when etch material is applied, it is automatically limited to the precise areas needed, preventing overflow onto surrounding tooth surfaces that would require cleanup

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The template provides different well configurations for different teeth and locations, with each well tailored to the specific requirements of that area. This localized customization ensures that etching is precisely confined to where attachments will be placed, eliminating excess etching and the need for bonding agent cleanup in surrounding areas

Inventive Principle:
Principle #3Local quality

3Manufacturing precision

If precise etching is achieved through manual skill, then treatment accuracy is improved, but treatment time increases due to cleanup requirements

Engineering Contradiction:
Improveetch location accuracyVSAvoidtreatment efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

All precision work is done in advance when the template is fabricated. The wells are pre-positioned with exact accuracy, and the template is pre-loaded with etch material. During the actual treatment, the professional simply places the pre-prepared template on the tooth, and the etching occurs automatically at precise locations without requiring skill-based positioning or subsequent cleanup

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The template performs the precision work autonomously once placed on the tooth. The pre-formed wells automatically guide the etch material to the correct locations and limit it to the appropriate areas, making the system self-regulating and eliminating the need for professional intervention to ensure precision or to perform cleanup operations

Inventive Principle:
Principle #25Self-service

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This approach allows for faster and more precise etching, minimizing excess etching and bonding agent cleanup, thereby reducing treatment time and workload for professionals while enhancing patient convenience.

Implementation Method 1

The wafer includes etch material configured to etch a tooth of the patient

Methodology Applied
Scientific EffectEtching: Ablation

Data Source

PatentUS20260060791A1Dental appliance ETCH template
Publication Date: 2026.03.05 ALIGN TECHNOLOGY INC
  • US20260060791A1 patent drawing
  • US20260060791A1 patent drawing
  • US20260060791A1 patent drawing

AI summary

The present disclosure provides methods, devices, and systems that utilize dental appliance etch templates prior to or during dental treatment. One dental appliance etch template includes a removable shell having one or more cavities formed therein, where the one or more cavities are shaped to receive teeth of a patient, and the shell includes a well, the well including a wafer, where the wafer includes etch material to etch a tooth of the patient.