FIELD: medicine. SUBSTANCE: device may be used in surgery of biliary ducts. Device has tapered olive positioned on guide and clamp. Clamp is provided with blade fitted with guide which has slot for laser beam passage and with flexible member for pressing of papilla to olive. Device also has blade with end through hole of round section. Guide with limiters is moved in hole. Tapered olive is fixed on guide made of flexible inert material. In its front part guide is provided with rigid end piece, and rear part of guide is positioned on side of olive rear end. As as result, traumatic injuries of biliary duct are reduced. Higher mobility of tapered olive facilitates performance of operation. EFFECT: reduced postoperative complications. 4 cl, 1 dwg
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