Patent ID: 8864787

Claim:
A method for treating sinusitis, the method comprising: obtaining or providing a substance eluting reservoir, said reservoir being inflatable from a non-expanded configuration to an expanded configuration and, when in said expanded configuration, having a side wall, proximal and distal tapers and a plurality of openings, the reservoir being mounted on a shaft that has a lumen through which the steroid may be introduced into the reservoir; inserting the reservoir into a paranasal sinus or ostium of a paranasal sinus while the reservoir is in the non-expanded configuration; and introducing a steroid through the shaft lumen and into the reservoir while the reservoir is positioned within the paranasal sinus or ostium of a paranasal sinus thereby inflating the reservoir to the expanded configuration and causing steroid to pass through the openings of the reservoir at a rate that is effective to treat the sinusitis; wherein the method further comprises shortening the shaft so that the shaft does not protrude out of the patient's nose.