This application claims the benefit of priority of US Provisional Patent Application No. 61 / 377,639, filed Aug. 27, 2010, which is incorporated herein by reference in its entirety. The contents of which are hereby incorporated by reference herein.

摘要

An ultrasound catheter with a lumen for fluid delivery and fluid evacuation, and an ultrasound source is used for the treatment of intracerebral or intraventricular hemorrhages. After the catheter is inserted into a blood clot, a lytic drug can be delivered to the blood clot via the lumen while applying ultrasonic energy to the treatment site. As the blood clot is dissolved, the liquefied blood clot can be removed by evacuation through the lumen.