Patent ID: 9227041
Filing Date: 2016-01-05
CPC Classification: A61L,A61M

Claim Text:
1. A medical device comprising: a catheter with an expandable balloon mounted on the catheter, the expandable balloon having an outer surface and being expandable from an unexpanded state to an expanded state; a plurality of fibers each having a proximal end and a distal end, the proximal ends affixed to the outer surface of the expandable balloon, each fiber of the plurality of fibers circumferentially and longitudinally spaced from any adjacent fiber to define a plurality of spaces extending radially away from the outer surface of the expandable balloon to the distal ends of the plurality of fibers when the expandable balloon is in the expanded state; and a therapeutic agent carried in the spaces between the plurality of fibers; wherein upon expansion of the expandable balloon the plurality of fibers are designed to be brushed against a target site to release the therapeutic agent from the spaces between the plurality of fibers and deliver the therapeutic agent from the medical device.