[Safety and efficacy of a new method of percutaneous nephrolithotripsy performed under ultrasound and endovisual control without the use of intraoperative x-ray examination].

Purpose Of The Study: to study the safety and efficacy of using a new method of performing percutaneous nephrolithotripsy under ultrasound and endovisual control.

Materials And Methods: A comparative analysis of the results of percutaneous nephrolithotripsy performed under ultrasound and endovisual control in 515 (84.1%) patients (main group) and percutaneous nephrolithotripsy performed under fluoroscopic control in 97 (15.