U.S. Patent Number: US8540667

 

Title: Multi-balloon Catheter for Extravasated Drug Delivery

 

Status: Granted

 

Inventors: Lawrence J. Gerrans, Erhan H. Gunday  

 

Abstract: A method of extravasated delivery of a therapeutic and/or diagnostic agent to tissue is provided including inserting a catheter with a first balloon, a second balloon and a third balloon into a bodily cavity, inflating the first and second balloons by supplying fluid thereto to create a chamber, delivering the agent to the chamber, and increasing fluid pressure within the chamber by inflating the third balloon to facilitate extravasation of the agent into tissue. A multi-balloon catheter system is also provided including a catheter having a first balloon, a second balloon and a third balloon, and a fluid source that inflates the first and second balloons by supplying fluid thereto to create a chamber, wherein the catheter includes a fluid pathway for delivering the agent, and the fluid source increases fluid pressure within the chamber by supplying fluid to the third balloon such that the agent is extravasated into tissue.

 

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FDA REGULATORY DISCLOSURE: Sanovas Inc. is an emerging technology company.
These products are investigational medical devices that have not been approved or cleared for use in the United States.