Direction-changing suction hose for ultrasound intervention treatment

The utility model relates to a direction-changing section hose for ultrasound intervention treatment. The direction-changing section hose for ultrasound intervention treatment comprises a hollow connecting hose body, a conical head matched with the needle tail of a puncture needle and a needle tail matched with a conical head of an injector, wherein the conical head and the needle tail are fixedly connected with the two ends of the connecting hose body in a sealed mode respectively, the conical head, the needle tail and the connecting hose body define a liquid guiding cavity, the two ends of the liquid guiding cavity are open, the middle of the liquid guiding cavity is closed, and a control valve is arranged on the connecting hose body between the conical head and the needle tail. The direction-changing section hose for ultrasound intervention treatment has the advantages that a clinic treatment doctor can conduct operation conveniently and is not prone to fatigue, a treatment sterile area is prevented from b