Mechanical lithotripsy of large common bile duct stones using a basket.

摘要: Experience with the Olympus basket mechanical lithotriptor (BML-1Q) in crushing large common bile duct stones before their endoscopic removal is reported. From January 1988 to 1990, 68 patients too be extracted by Dormia baskets or balloon catheters after sphincterotomy were treated BML system. The largest each patient ranged from 1.0 4.9 cm diameter. Fifty-seven required one session of lithotripsy, ten two sessions and three sessions; 26 further extraction stone fragments successful lithotripsy. successfully crushed system ducts cleared 55 (81 per cent). In 13 lithotripsy failed because could not engaged basket. was Soehendra lithotriptor, six managed electrohydraulic through a 'mother baby' endoscope, indwelling stents inserted four underwent surgery.