[Application of multihole U-shaped drainage stent in complex posterior urethra surgery].
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004322:Drainage / Q000295:instrumentation*; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D015607:Stents; D014521:Urethra / Q000601:surgery*