Patent ID: 8939939
Filing Date: 2015-01-27
Classification: A61J

Abstract:
1. A fistula catheter comprising: a tube body insertable into a fistula formed in an abdominal wall and a wall of the alimentary canal, the tube body extending in an axial direction; a body-external fixing member which is linked to one end of the tube body, and positionable on an abdominal wall surface side of the fistula; and a body-internal fixing member which is linked to the other end of the tube body, and positionable against an inside wall of the alimentary canal; wherein the body-external fixing member and the body-internal fixing member are respectively securable to the abdominal wall and the wall of the alimentary canal, and wherein the fistula catheter has a flow path allowing fluid to flow through the body-external and body internal fixing members, and is characterized in that: the body-external fixing member comprises a flexible tube member that is connected substantially at a right-angle to the axial direction of the tube body; and a pulling-restriction member which extends in a direction opposite to the direction of connection of the body-external fixing member to the tube body and is provided on at least part of the tube body and the body-external fixing member, wherein the pulling-restriction member and the body-external fixing member in combination with the tube body define an overall T-shape with the flexible tube member connected at substantially the right-angle to the axial direction of the tube body.