Patent 11338117 was granted and assigned to TriSalus Life Sciences on May, 2022 by the United States Patent and Trademark Office.
A treatment system includes a dual lumen catheter system. The first lumen is open to systemic circulation. The second lumen is open to a target delivery location. In an embodiment, a pressure-control element is provided that includes an expanded configuration adapted to constrain delivery through the second lumen to the target delivery location. Methods for treating tissues and organs via vascular pathways are provided.