O. Schaffner

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Experimental studies carried out in 11 dogs have shown that, with the aid of a high frequency diathermy probe, satisfactory papillotomies can be performed. On the basis of these results, endoscopic papillotomies have been carried out in 23 patients. Indications for papillotomy were biliary calculi in 11 high-risk patients, in 6 cases calculi overlooked(More)
Obstruction of the common bile duct can now be relieved by endoscopic electrosurgery. This report describes our experience with 267 patients. In 192 of 222 patients with choledocholithiasis all calculi were evacuated by endoscopic papillotomy (EP). The remaining patients had EP because of papillary stenosis. Complications of EP included nine instances of(More)
The vascularization of the Papilla Vateri was investigated by angiography, histology and morphometry in 55 samples obtained at autopsy; four main types may be distinguished. The bleeding risk accompanying endoscopic papillotomy in general is low because of the anatomy of the arterial supply of the papilla. The average diameter of the vessels in the plexus(More)