Handheld optical coherence tomography device for photodynamic therapy

Photodynamic therapy （PDT） is a very effective treatment for port wine stains （PWS）. To guide and assess PDT treatment, a handheld optical coherence tomography （OCT） probe was designed for real-time imaging of the PWS patient. The system uses a light source with a center wavelength of 1310 nm, -3 dB...

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