Universidad Carlos III De Madrid

Asier Marcos Vidal

Jorge Ripoll Lorenzo

Roberto Fernández Fernández

The invention describes a device () for characterizing the rough profile of a tissue sample comprising: a laser source () that illuminates the surface () of the tissue; a photodetector () that receives the light backscattered by the surface () of the tissue; and further a displacement means () configured to alternate between a first position wherein a rotating ground glass () is disposed within the path of the laser beam towards the surface (), a second position wherein a rotating half wave blade () is disposed within the path of the laser beam towards the surface (); and a third position wherein within the path of the laser beam towards the surface () neither the ground glass plate () nor the half wave blade () are arranged, or the half wave blade () is arranged in a fixed non-rotating position.

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Leganés, Spain

Asier Marcos Vidal