Patent ID: 8430809
Filing Date: 2013-04-30
Classification: A61B

Abstract:
1. Apparatus, comprising: an introducer tube, configured to be advanced into a gastrointestinal tract of a subject; a guide member coupled to a distal end of the introducer tube said guide member being configured to be inflated and, by inflation thereof, to be mounted within a valve of the subject and to form a pressure seal therewith; a capsule removably coupled to a distal portion of the introducer tube, said capsule comprising an inflation device configured to form a pressure seal with a wall of the small intestine; a gas supply configured to propel the capsule distally through the small intestine by generating positive gas pressure proximal to the capsule, such that when said capsule is decoupled from the introducer tube; said capsule is propelled through a small intestine of the subject; and a vent tube configured to be advanced from a site that is distal to the capsule to a site that is less distal in the capsule, and to facilitate passage of a fluid from a site distal to the capsule to a site outside the body of the subject; the capsule being configured to be advanced distally from a pyloric valve of the subject, and wherein the vent tube is configured to be advanced through a colon of the subject.