Cannula serving as a passage for a medical instrument or a substance comprises an end section with a shape memory which is activated when a given transition temperature is reached

摘要

The cannula (40) serving as a passage for a medical instrument or a substance comprises an end section (45) which is made of a material with a shape memory which is activated to produce a pre-determined shape when a given transition temperature is reached. AN Independent claim is also included for an instrument set and a method for vertebral disk treatment with use of such an instrument set.