[Step-by-step division of the extrasphincteral anal fistula by means of a loop-screw].
D001003:Anal Canal; D001863:Bone Screws; D005402:Fistula; D006801:Humans; D012003:Rectal Fistula
ANUS/fistula; FISTULA
Zur schrittweisen Spaltung der extrasphincteren Analfistel vermittels einer Schlingenschraube.