Sterile super-lubricity anti-seepage safety urethral catheter structure

The utility model belongs to the field of medical equipment and discloses a sterile super-lubricity anti-seepage safety urethral catheter structure. The sterile super-lubricity anti-seepage safety urethral catheter structure comprises a urethral catheter body, an air sac and an inflation tube. A urethral catheter guide head and a urine collection tube connection sleeve are arranged at two ends of the urethral catheter body respectively, and an air sac inflation hole is formed in the wall of a cavity of the urethral catheter body; two ends of the air sac and the outer wall of the urethral catheter body form a whole, and the middle portion of the air sac and the outer wall of the urethral catheter body form an inflation cavity; the inflation tube is arranged on one side of the urine collection tube connection sleeve. The sterile super-lubricity anti-seepage safety urethral catheter structure is characterized in that the diameter of a cavity of the urine collection tube connection sleeve is gradually increased in a direction away from the urethral catheter body, and a seal ring is arranged on the wall of the cavity of the urine collection tube connection sleeve; a guide head is fixed to the tail end of the urethral catheter guide head; an inflation valve fitting sleeve is additionally arranged at the tail end of the inflation tube and provided with an inflation valve which comprises a valve body and a valve gate. The sterile super-lubricity anti-seepage safety urethral catheter structure has the advantages that good contact between the inflated air sac and the inner wall of the urinary bladder can be guaranteed; pains are alleviated for patients, and intubation is accelerated; effectiveness in sealing is achieved; X-ray radiography is facilitated; antibacterial effects and smoothness are guaranteed; sanitary and safety are achieved.