Patent ID: 9440045
Filing Date: 2016-09-13
CPC Classification: A61M

Claim Text:
1. A hemodialysis catheter comprising: a catheter body having an elongate form with a proximal end and a distal end, said catheter body defining an arterial lumen and a venous lumen; said arterial lumen having an end which defines an arterial opening, said arterial opening being adapted to receive a flow of blood; said venous lumen having an end which defines a venous opening, said venous opening being adapted to deliver a flow of blood; and said catheter body includes a curved tip having a shape with an open space and which is constructed and arranged so as to position the arterial opening of said arterial lumen on one side of said open space and to position the venous opening of said venous lumen on an opposite side of said open space, said curved tip being adapted to be oriented in a vein with a natural flow of blood therethrough, such that said arterial opening opens in an upstream direction such that said flow of blood at the point of entering said arterial opening is in line with the natural flow of blood in said vein, flowing in substantially the same direction, said venous opening opens in a downstream direction such that said flow of blood at the point of exiting said venous opening is in line with the natural flow of blood in said vein, flowing in substantially the same direction.