Bile duct calculus removing device

The bile duct calculus removing device comprises a guide wire, a catheter, a main balloon and a branch balloon, the guide wire is wrapped with the catheter, one end of the catheter is an insertion end, the other end of the catheter is an exposed end, the main balloon is arranged on the outer wall of the catheter and located at the insertion end of the catheter, and a main air pipe is connected to the main balloon; the multiple branch air bags are arranged on the outer wall of the main balloon at intervals, the multiple branch air bags and the main balloon are arranged independently, branch air pipes are connected to all the branch air bags, the branch air bags are connected in parallel through the branch air pipes, and the branch air bags are columnar after being inflated and extend outwards along the radial face of the main balloon. The calculus removing device for the bile duct can be used for smoothly and conveniently removing calculus in the bile duct. 本发明公开了一种胆管取石装置,包括导丝、导管、主球囊和支气囊，导管包裹在所述导丝外，所述导管一端为插入端，