A US trial of hi-tech goggles could reduce the need for secondary operations for cancer patients.
Surgeons are not always able to tell if they have removed all the cancerous tissues and many patients face a follow-up operation to remove more.
The goggles create an augmented reality, showing cancerous cells as glowing. This technology has been developed by Dr. Samuel Achilefu who works on new methods to detect and visualise diseases Link to BBC/Technology
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