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Optical Mandibular Movement Tracking Devices, Clinical Uses and Indications
Sandrine Couldwell1, Claudia Maria Pichardo2, Kyle Radomski1
1Department of Restorative Dentistry and Biomaterials Sciences, Harvard School of Dental Medicine, Boston, Massachusetts, USA.
Australian Dental Journal
|November 30, 2025
Summary
Optical tracking devices in dentistry accurately record dynamic mandibular movements. This technology enhances understanding of jaw function, improving prosthodontic treatment planning and patient adaptation to oral rehabilitation.
Area of Science:
- Digital dentistry
- Biomechanical engineering
- Prosthodontics
Background:
- Traditional methods for recording mandibular movements have limitations.
- Advancements in digital dentistry enable more accurate data capture.
- Optical tracking offers a noninvasive, precise alternative.
Purpose of the Study:
- To review the evolution, functionality, and clinical applications of mandibular movement devices.
- To assess the current status and impact of optical tracking devices in dentistry.
- To highlight the benefits of optical tracking for prosthodontics and occlusal rehabilitation.
Main Methods:
- Narrative review of existing literature on mandibular movement tracking.
- Analysis of optical tracking technology versus traditional methods.
- Examination of integration with digital workflows like intraoral scanning and CBCT.
Main Results:
- Optical tracking devices provide noninvasive, real-time monitoring with high spatial precision.
- Accurate capture of patient-specific mandibular movements improves understanding of occlusal function and TMJ dynamics.
- Integration with digital workflows enhances diagnostic accuracy and treatment planning.
Conclusions:
- Optical tracking devices represent a significant advancement in personalized dental care.
- These technologies enable functionally driven prosthodontic and occlusal rehabilitation.
- Despite challenges like cost and complexity, optical tracking improves clinical outcomes and patient adaptation.

