3D Digital Model for Dental Appliance Component Placement
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Solution Overview
Problem
The conventional method for producing removable dental appliances is time-consuming and prone to errors due to the manual assembly of components, leading to inconsistencies in the quality of the final product.
Innovation Solution
A method utilizing three-dimensional digital models to accurately position and connect components, reducing human error by creating a digital overall model of the teeth and holding elements, and producing a real model for component attachment and connection, which can be connected through soldering, welding, or embedding in plastic.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual assembly of components is used in the conventional method, then the process is simpler to perform, but the manufacturing precision and quality consistency deteriorate due to human error and time-consuming operations
Solution Approach 1:
The patent uses digital 3D models as virtual copies of the dental appliance and its components. These digital models allow for precise positioning and orientation of components before physical manufacturing, eliminating manual placement errors while maintaining process manageability through digital workflow automation
Solution Approach 2:
The patent replaces manual mechanical assembly with a digital-based system. Digital 3D models and data processing substitute for hands-on component placement, enabling precise positioning through digital coordinates and automated manufacturing processes rather than manual manipulation
2Productivity
If more manual operations are performed in the production process, then the process remains simple to execute, but the production time increases and error sources multiply
Solution Approach 1:
The patent performs preliminary positioning and orientation of components in the digital 3D model stage before physical manufacturing. This advance planning in the virtual environment eliminates the need for time-consuming trial-and-error adjustments during manual assembly, significantly reducing production time while improving efficiency
Solution Approach 2:
By working with digital copies and models throughout the planning and design phases, the system enables rapid iterations and modifications without physical manipulation. This digital workflow accelerates the production process while maintaining simplicity through standardized digital procedures
Data Source
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AI summary
The invention relates to a method for producing a removable dental appliance based on a design plan, wherein a three-dimensional digital model of the actual position of the teeth of a jaw is created, three-dimensional digital models of retaining elements (24) are provided for at least some components (14, 16, 18, 20) of the appliance, the digital data of the three-dimensional models of the retaining element (24) are combined with the digital data of the three-dimensional digital models of the actual position of the teeth to obtain a common three-dimensional digital overall model (26), a three-dimensional real model (30) of the actual position of the teeth is produced on the basis of the three-dimensional digital overall model (26), the components (14, 16, 18, 20) of the appliance are attached to the real model (30) with the aid of the retaining element (24) formed during the production of the real model (30), the components (14, 16, 18, 20) are connected to the appliance, and the appliance produced in this manner is removed from the real model (30). In a method for producing a removable dental appliance that comprises a plurality of components (14, 16, 18, 20) based on a predefined design plan for the appliance, a three-dimensional digital model of the actual position of the teeth of a jaw is created, three-dimensional digital models of retaining elements (24) are provided for at least some components (14, 16, 18, 20) of the appliance, the digital data of the three-dimensional models of the retaining element (24) are combined with the digital data of the three-dimensional digital models of the actual position of the teeth to obtain a common three-dimensional digital overall model (26), a three-dimensional real model (30) of the actual position of the teeth is produced on the basis of the three-dimensional digital overall model (26), the components (14, 16, 18, 20) of the removable dental appliance are attached to the real model (30) with the aid of the retaining element (24) formed during the production of the real model (30), the components (14, 16, 18, 20) are connected to the removable dental appliance, and the removable dental appliance produced in this manner is removed from the real model (30).