Special Features:

Stainless steel threaded trocar; perforation: midsection smooth-edged in alternate 90 degrees planes; perforation indicator: dot 2 in. Above beginning of perforation; radiopaque: stripe

Properties:

An item consisting of a hollow cylinder which is anchored or positioned by a flange, branches, or balloons. It is used to facilitate the escape of fluids from cavities by insertion through a wound or incision. For tubular items without anchoring or positioning features that are inserted in incisions or wounds, see tube, drainage, surgical. For items designed for insertion into the natural openings of the human body, see catheter (1), (as modified).