An apparatus including an expandable body having dimensions suitable for percutaneous delivery; at least one delivery cannula having a lumen therethrough coupled to an exterior portion of the expandable body; a needle disposed in the lumen of the at least one delivery cannula, the needle including a...http://www.google.de/patents/US20080125709?utm_source=gb-gplus-sharePatent US20080125709 - NEEDLE CATHETER
