<prompt> Seton used in fistula in anosurgery is draining seton and -Cutting setonDissolvingsetonDissectingsetonFibrosing seton  <response>: Ans. is a i.e., Cutting seton Types of setonsCutting setonSilkprolenemonofilament nylon.Invented by hippocretes.Aka tight setonGraduallyslowly cuts through the sphincter muscle - which is replaced by fibrosis.Draining setonAka loose setonUsually a rubber sling.Purpose is drainage of collected pus. 