Vercoutere A L, Humphrey R
Surg Gynecol Obstet. 1984 Jun;158(6):587-8.
It has been shown that, by the addition of both suction and sump to straight drainage, the efficiency of the drain can be improved. A drain is described herein which uses these principles by combining a Jackson-Pratt drain, urethral catheter and Penrose drain. The combination drain has been used clinically and has proved to be both efficient and safe.