Smart Lens, Sharp Signal - Takeaways - MDSpire

Smart Lens, Sharp Signal

A flexible contact lens platform could bring continuous ocular oximetry closer to the clinic, says study

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A smart contact lens has been developed for non-invasive ocular blood oxygen saturation monitoring.
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The lens integrates a flexible plasmonic nano-confinement nanowire photodetector for capturing photoplethysmography signals.
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Initial tests showed approximately 99 percent agreement with a commercial finger-clip oximeter across the SpO₂ range.
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In rabbit studies, the lens demonstrated SpO₂ changes in parallel with peripheral oximeter readings under varying oxygen conditions.
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Future research will focus on improving lens stability, wireless operation, and testing in clinically relevant settings.