Aballoon indwelling catheter

The utility model relates to the technical field of medical catheters, in particular to a non-balloon indwelling catheter. According to the technical scheme, the catheter comprises a catheter body, and one end of the catheter body is provided with a catheter body supporting hole and a catheter drain hole; the catheter connector is connected with the other end of the catheter body; the indwelling support body is arranged in the catheter connector and the catheter body, the indwelling support body comprises a support body catheter body and a support body blade fixed on the support body catheter body, a small hole is formed in the support body blade, and a fine line penetrates through the small hole. The bladder indwelling catheter does not contain a balloon structure, the risks that the balloon is broken, disengaged, deformed and not easy to take out, which are often caused by balloon indwelling, of the indwelling bladder are avoided, and the safety of the bladder and the urethra of a patient is protected; the