ABSTRACT
Objective:To discuss the operative procedure and clinical therapeutic efficacy of urethrostenosis treatment by ureteroscope combined with self-made urethral sound.Methods:4F ureteral catheter or Teflon paintcoat guidewire was passed through narrow section to bladder.the self-made,midheaven and ringent anterior urethral sound was inserted into by the ureteral catheter or Teflon paintcoat guidewire to expand that 14F ureteral catheter for drainge under F9.8 ureteroscope and sacral anesthesia.Results:All cases could be detained with 22F ureteral catheter and voided well afert 1 month of treatmeat,no relapse cases were observed after 1year follow-up.Conclusion:It is an micro-traumatic,quick healing with shorter hospitalization and effective method to treat urethrostenosis by ureteroscope combined with urethral sound.