Patent ID: 9149592
Filing Date: 2015-10-06
Classification: A61M

Abstract:
1. A respiratory catheter for insertion into an airway of a patient, the respiratory catheter comprising: a distal end configured for insertion into the airway of the patient; a proximal end; an elongated body extending between the proximal and distal ends and having a cross-section that includes, over a majority of the elongated body, a first exterior side that is flat and a second exterior side on an opposite side of the cross-section from the first exterior side forming a D-shape in cross-section; at least one pre-formed reverse curve near the distal end of the respiratory catheter, the at least one pre-formed reverse curve comprising a first curve that curves in a first curve direction and a second curve that curves in a second curve direction that opposite to the first curve direction, the second curve being distal to the first curve; and at least one lumen extending through the elongated body from the proximal end to the distal end, the at least one lumen being hollow and configured for at least one of delivery of matter to and removal of matter from the airway, wherein the D-shape of the cross-section is configured to allow for the distal end of the catheter to be directed in either of two directions corresponding to a left airway and a right airway of the patient, wherein the at least one lumen comprises: wherein the inside curve surface of the first curve faces a different direction than the inside curve surface of the second curve.