Stone extractor for department of hepatobiliary surgery

The utility model discloses a stone extractor for the hepatobiliary surgery department, and belongs to the technical field of surgical stone extractors. The stone extractor for the hepatobiliary surgery department comprises a bent pipe, a limiting ring is installed at the front end of the bent pipe, a taper sleeve is installed in the middle of the limiting ring in an inserted mode, a spring is arranged on the outer side of the taper sleeve in a sleeved mode, and the front end and the rear end of the spring are fixedly connected with the rear end of the taper sleeve and the rear end of the limiting ring. Through the integral structural arrangement, when stone is sucked, vacuum suction force can push the taper sleeve to stretch out in the gas flowing direction, the mesh enclosure at the end of the bent pipe can block the stone, the stone cannot enter the bent pipe even if the stone is broken, it is guaranteed that the bent pipe is smooth, and when the bent pipe moves to the position of the collecting disc, the