Device for crushing kidney stones.

摘要

1. The device for crushing kidney stones - unique characteristics: It is equipped with an optic fibre (1) with a tip (1'). Hard, concentric rings (2, 5) - separated with a shock-absorbing layer (4) - are slid over the tip. The ends of strings (7) are secured to the external ring (5). The entire assembly is enclosed in an elastic conduit (6).