Percutaneous nephroscope negative pressure suction stone removing sheath

The utility model discloses a percutaneous nephroscope negative pressure suction calculus removing sheath which comprises a calculus removing sheath body, a flushing cavity tube and a calculus discharging cavity tube are arranged on the calculus removing sheath body, the tail end of the flushing cavity tube is respectively connected with a liquid inlet and an operation opening, the liquid inlet is used as an input opening of cleaning liquid, and the operation opening is used as an input opening of a lithotripsy device. The tail end of the calculus removing cavity tube is respectively connected with an auxiliary calculus removing operation port and a drainage output port, the auxiliary calculus removing operation port is used as an input port of a lithotripsy device, the drainage output port is used as an output port of flushing fluid and lithotripsy, and the drainage output port is communicated with an external negative pressure aspirator; a plurality of vortex water outlet holes are formed in the pipe wall o