METHOD AND INSTRUMENT FOR THE GEOMETRICAL EVALUATION OF LESIONS AFFECTING TISSUES OR INTERNAL ORGANS

摘要

A surgical instrument (1) and a method for geometrical evaluation of an object inside a body of a human being or animal is described. The instrument comprises a handle (2), a reference device (5) and means (3, 4) for bringing said reference device into the vicinity of said object, said instrument co-operating with an image acquisition (71) device for acquiring at least one image of said reference device when it is in the vicinity of said object. Typically the object is a lesion of an internal tissue, for example a cartilage tissue of an articulation of the knee.