Treatment catheter for chemotherapy in oncology department

The treatment catheter comprises a treatment catheter body, branch pipes are connected to the front end and the rear end of the right side of the treatment catheter body, a connecting piece is movably installed on the side, away from the treatment catheter body, of each branch pipe, and the inner wall of one side of each branch pipe is sleeved with a positioning device in a threaded mode; the outer wall of the branch pipe is sleeved with a pipe sleeve, and a clamping device is arranged on the inner wall of the pipe sleeve. Through the cooperation of the treatment catheter body, the upper supporting plate, the lower supporting plate and the limiting device and the connection of a round hair pad and a thorn hair pad in the limiting device, the connecting effect of an extension belt and a clamping block is achieved, the connecting effect of the upper supporting plate and the supporting plate is achieved, and the problem that a branch pipe is fixed through an adhesive tape is effectively solved; an adhesive tape