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AJackson-Prattdrainisaclosed-suctionmedicaldevicethatiscommonlyusedasapost-operativedrainforcollectingbodilyfluidsfromsurgicalsites.

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Surgical drain device

A Jackson-Pratt drain (also called a JP drain) is a closed-suction medical device that is commonly used as a post-operative drain for collecting bodily fluids from surgical sites. The device consists of an internal drain connected to a grenade-shaped bulb or circular cylinder via plastic tubing.[1]

The purpose of a drain is to prevent fluid (blood or other) build-up in a closed ("dead") space,[2] which may cause either disruption of the wound and the healing process or become an infected abscess, with either scenario possibly requiring a formal drainage/repair procedure (and possibly another trip to the operating room)...