Concrement locating apparatus utilizing X-rays and ultrasonic detectors

摘要

The present invention relates to the locating of concrements in the body of living beings for the purposes of determing where the focal point of a shock wave reflector has to be positioned so that it may comminute the concrement, and more particularly the invention relates to a system for locating concrements under utilization of X-rays in combination with an ultrasonic device.