Patent ID: 9694167
Date: 2017-07-04
CPC Classifications: A61B,A61M

Claim:
1. A method of treating an ostium of a paranasal sinus of a subject comprising: forming an artificial access passageway in a canine fossa of the subject with a piercing tool and positioning a cannula within the artificial access passageway; advancing a balloon dilation catheter through the cannula and into the paranasal sinus, the balloon dilation catheter comprising a shaft, an inflatable dilation balloon disposed on a distal region of the shaft, and a curved tip extending from a distal end of the inflatable dilation balloon; advancing the balloon dilation catheter into the ostium; rotating the shaft of the balloon dilation catheter so as to re-orient the curved tip; further advancing the balloon dilation catheter in the re-oriented direction; and inflating the inflatable dilation balloon to dilate the ostium.