Patent ID: 8998846
Filing Date: 2015-04-07
Classification: A61K,A61L,A61M

Abstract:
1. A balloon catheter for delivering a therapeutic agent to a blood vessel while the balloon catheter is deployed at a target site of the blood vessel, the balloon catheter comprising: an elongate member having a lumen and a distal end, an expandable balloon attached to the distal end of the elongate member and in fluidic communication with the lumen; and a coating layer overlying an exterior surface of the expandable balloon, wherein: the coating layer comprises a total drug load of a hydrophobic therapeutic agent and a combination of additives comprising a first additive and a second additive; the hydrophobic therapeutic agent is one of paclitaxel, rapamycin, or combinations thereof; the first additive is one of PEG sorbitan monolaurates, PEG sorbitan monooleates, or combinations thereof; and the second additive is one of sorbitol, sorbitan, xylitol, gluconolactone, lactobionic acid, or combinations thereof.