Polarization imaging device for smartphone-based dental plaque visualization
A smartphone-compatible polarization imaging device with LED illumination for visualizing dental plaque, offering easy-to-use imaging and analysis for improved oral health.
Overview
The proposed solution is a polarization imaging device that attaches to smartphones, designed for visualizing dental plaque. By utilizing LED illumination and compatible with most smartphones, it allows users to capture and analyze images of their teeth, enhancing daily dental care. The device is further supported by a demo software that uses deep learning to highlight plaque regions, serving as a convenient tool for oral health improvement.
Technical specifications
- Compatibility: Designed for attachment to most smartphones, leveraging their built-in cameras.
- Imaging: Utilizes LED illumination for capturing clear images of dental plaque.
- Software: Includes a demo app that captures, saves, and compares images while employing a lightweight deep learning model for plaque detection.
- Flexibility: Easily modifiable and upgradable based on user requirements, with options to optimize wavelength and polarization configurations for better performance.
Technology readiness level
The device is currently at TRL 4, indicating that it has been validated in a laboratory setting. The development of in vitro dental plaque models and imaging systems are underway, with plans for further prototype optimization and testing.
About Xi’an Jiaotong-Liverpool University
Xi’an Jiaotong‑Liverpool University is a Sino‑British joint university in Suzhou, operating as a research‑led, internationally oriented institution. Its main campus in the Suzhou Dushu Lake Science and Education Innovation District of Suzhou Industrial Park gives companies access to a dense innovation ecosystem and nearby advanced manufacturing. The Entrepreneur College in Taicang runs industry‑themed schools and an embedded co‑education model that aligns talent pipelines and applied R&D with partner firms in a nearby high‑tech zone. Research is supported by competitive national, provincial and municipal programs in China, including awards from the National Natural Science Foundation of China. A dedicated Research Engagement and Innovation Office enables collaboration, technology transfer and IP management.
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