Gray Cystic Duct Forceps, Sklar, Serrated with 1x2 Teeth, Long Curve, 9 in., Stainless Steel. Sklar's Gray cystic duct forceps are used in gall bladder procedures, such as cholecystectomy. They ar ratcheted finger ring instruments with a serrated curved tip for effective gripping. They come in a variety of lengths, curvatured, and toothed or non-toothed.