DELIVERY OF THERAPEUTIC THROUGH MULTIPLE DELIVERY MEMBERS

摘要

Embodiments of the present application regard the delivery of therapeutic. One such apparatus may comprise multiple, independently-activated, injection devices (140) for the delivery of therapeutic or other substances. This apparatus may include a first catheter (120) ; a second catheter (130) in the first catheter and a multiple delivery member injection device (140) . This multiple delivery member may include an expandable member and a plurality of injection elements (220-224). A third catheter may be positioned in the second catheter. This third catheter may have a distal end connected to a wall of the expandable member and a plurality of filling tubes (230-234) connected to an distal end of the third catheter. In some of the embodiments each of the injection elements may hold a pressurized therapeutic prior to release of the therapeutic .