Orthodontic Appliance Sensor Monitoring Tooth Movement
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Solution Overview
Problem
Current orthodontic appliances often experience discrepancies between planned and actual forces applied to teeth, leading to incomplete or undesirable tooth movements, necessitating improved monitoring approaches to ensure effective treatment.
Innovation Solution
The development of orthodontic apparatuses equipped with sensors to generate data on tooth movement and force application, processed by a processor to assess appliance performance and adjust treatment plans, enabling adaptive closed-loop treatment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If orthodontic appliances are used to reposition teeth, then tooth movement is achieved, but discrepancies between planned and actual forces lead to incomplete or undesirable tooth movements
Solution Approach 1:
The patent implements a feedback mechanism by incorporating sensors that continuously monitor the actual forces applied to teeth and the resulting tooth movements. This sensor data is transmitted to a remote device where it is compared against the planned treatment parameters, enabling real-time feedback to both the system and the practitioner to correct deviations from the treatment plan.
Solution Approach 2:
The patent replaces traditional mechanical force application systems with a smart system that uses sensors, wireless communication, and computational analysis. Instead of relying solely on mechanical appliance design to deliver precise forces, the system uses electronic sensing and digital processing to monitor and verify force application, substituting mechanical precision requirements with electronic measurement and control.
2Measurement precision
If sensors are integrated into orthodontic appliances to monitor tooth movement, then treatment progress can be assessed, but device complexity increases
Solution Approach 1:
The patent divides the monitoring system into separate functional modules: sensors integrated into the appliance for local measurement, a wireless communication module for data transmission, and a remote processing system for analysis. This segmentation allows the appliance itself to remain relatively simple while distributing the complexity across multiple components that can be optimized independently.
Solution Approach 2:
The patent introduces a wireless communication system as an intermediary between the sensors in the appliance and the remote processing device. This intermediary enables data transmission without requiring complex wired connections or increasing the mechanical complexity of the appliance structure, allowing precise measurement while maintaining appliance simplicity.
3Adaptability or versatility
If real-time monitoring of orthodontic appliance performance is implemented, then treatment plans can be adjusted, but data processing requirements increase
Solution Approach 1:
The system implements feedback by automatically comparing sensor data against the planned treatment parameters and generating alerts or notifications when deviations are detected. This automated feedback loop enables practitioners to adjust treatment plans based on objective data without requiring manual analysis of all sensor data, balancing adaptability with practical data processing requirements.
Data Source
Figure 1A
Figure 1B
Figure 2~3A
AI summary
Apparatuses and methods for monitoring the performance of an orthodontic appliance for repositioning a patient's teeth. An orthodontic appliance may include a plurality of teeth receiving cavities shaped to reposition the patient's teeth from an initial arrangement towards a target arrangement, and one or more sensors configured to determine tooth movement (based on position and/or orientation) and/or forces applied to the teeth. The sensor may be distributed between attachments and aligners that mate with the attachments.