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据报道,各种不同种类的尿道下裂成形术术后尿道瘘的发生率可达15％左右。尿道瘘修补方法各异。最近,我科应用显微外科技术,以Y型皮瓣一期修补2个尿道瘘口1例获得成功。现介绍如下。患者,男,23岁。1991年1月5日入院。10年前因会阴型尿道下裂行膀胱粘膜代尿道法一期尿道成形术,术后会阴部漏尿,患者平时只能采用蹲式排尿。检查见阴囊会阴交界处下方有前后两个瘘口,直径分别为0.6cm,0.5cm。排尿时,两瘘口流出的尿量占总尿量的1/5～1/6。术前尿道造影示前尿道良好,排尿后摄片膀胱无残余尿。手术步骤:连硬麻醉下取截石位。将庆大霉素冲洗液(24万u/500ml生理盐水)经尿道外口冲洗
It is reported that a variety of different types of hypospadia surgery postoperative urethral fistula incidence of up to 15%. Urethral fistula repair methods vary. Recently, our department applied microsurgical techniques to successfully repair one case of two urethral fistulas with Y-flaps. Now introduced as follows. Patient, male, 23 years old. January 5, 1991 admission. Ten years ago due to perineal hypospadias line of bladder mucosa on behalf of the urethra a urethroplasty, perineal leakage of urine, the patient usually only squat urination. Check the scrotum below the junction of the perineum has two fistula before and after the diameter of 0.6cm, 0.5cm. Urination, the two fistula out of the total urine output urine 1/5 ~ 1/6. Preoperative urethrophysection showed a good anterior urethra, urinary bladder after urination without residual urine. Surgical procedures: Take hard lithotomy under anesthesia. The gentamicin rinse (240,000 u / 500ml saline) through the urethral orifice flushing