Patent ID: 6533763
Filing Date: 2003-03-18
Classification: A61M

Abstract:
A catheter for use in the withdrawal and/or delivery of a fluid to a patient, comprising:a) an elongate tube body; b) the tube body including a wall having inner and outer surfaces defining the thickness of the wall along the length of the body, the inner surface forming an axial passageway extending through the body in between a proximal end and a terminal end of the body; c) the tube body having a primary port for at least one of the withdrawal or delivery of a fluid through the passageway; and d) the tube Lady having a plurality of secondary ports extending through the wall at locations in the body spaced from the primary port and from each other, the ports having a diameter of substantially 0.50â€³ or larger; e) the secondary ports having a passageway that forms an angle greater than 20Â° and less than 70Â° with respect to an axis of the axial passageway.