title: Percutaneous ultrasonic disintegration and removal of renal calculi.
abstract: The results of percutaneous renal stone removal in the first 50 patients to undergo this procedure are presented. The procedure was successful in 40 patients; in 16 of these, ultrasonic disintegration was necessary. The technique failed in 10 patients. The difficulties encountered and the resulting modifications of technique are described.
mesh_terms: D004106:Dilatation; D004724:Endoscopy; D006470:Hemorrhage / Q000209:etiology; D006801:Humans; D007669:Kidney Calculi / Q000628:therapy*; D007682:Kidney Pelvis / Q000601:surgery; D007902:Length of Stay; D011183:Postoperative Complications; D014464:Ultrasonic Therapy / Q000009:adverse effects; D014513:Ureter; D014517:Ureteral Obstruction / Q000209:etiology; D014546:Urinary Catheterization; D014552:Urinary Tract Infections / Q000209:etiology