Disposable infusion cap

A disposable infusion cap for clinical treatment of male urethra infection in medical science, which consists of outer and inner infusion mouths connected with the top of the infusion cap body, a cap body crimp at the bottom edge of the infusion cap body and a wedged plug. When the infusion cap is used, the external genital is fixed by a metal stand to make the urethral meatus upward. The inner infusion mouth is inserted into the urethral meatus, and the infusion cap wraps the glans to tighten the cap body crimp at the channel behind the glans. The outer infusion mouth is connected with the needle base of the syringe to push the syringe to infuse medicine liquid into the urethra. After infusion, the syringe is taken off and the outer infusion mouth is stuffed up by the wedged plug. As the cap body crimp can act as a valve, it can effect with the wedged plug to lock the medicine liquid in the urethra. When the treatment time meets the treatment requirement, the disposable infusion cap is taken off and the treatment process is finished.