title: An air leak free and self retaining cannula for laparoscopic surgery.
authors.forename: P H
authors.initials: PH
authors.lastname: Gangal
authors.forename: B
authors.initials: B
authors.lastname: Atchutavalli
mesh_terms: D002404:Catheterization; D004867:Equipment Design; D004868:Equipment Failure; D006801:Humans; D020706:Laparoscopes; D011028:Pneumoperitoneum, Artificial / Q000295:instrumentation