The invention discloses a urethral expansion
catheter, which belongs to the technical field of medical appliances and comprises a
straight tube, an
elbow connected to the front end of the
straight tube, and a
handle connected to the rear end of the
straight tube. The
handle is provided with a
urination hole communicating with the straight tube; The front end of the
elbow is conical and blunt, with several injection holes on the front end surface, and two catheterization side holes on the side wall of the
elbow at the front end; one end of the
medicine tube is connected to the injection hole at the front end of the elbow, and the other end extends Out to the outside of the straight
pipe and connected with a hose, the hose is provided with a valve and a water pump, and the end of the hose is connected with a
liquid storage barrel; the front wall of the straight
pipe is provided with an expansion air bag, and the inside of the straight
pipe is provided with a A trachea, one end of the trachea is connected with the expansion
balloon, and the other end extends out of the straight tube; the rear tube body of the straight tube has a diversion section, and a sampling tube is externally connected to one side of the diversion section. The patient's pain is relieved, and the operation of the
medical staff is also convenient, and the catheterization and urethral expansion operations can be completed at the same time.