Patent ID: 6855123
Filing Date: 2005-02-15
Classification: A61B

Abstract:
1. An ultrasound catheter comprising: an elongate flexible catheter body having a proximal end, a distal end and at least one lumen extending longitudinally therethrough; a proximal housing that is coupled to the proximal end of the catheter body, the proximal housing having a distal bore; an ultrasound transmission member extending longitudinally through the lumen of the catheter body and through the proximal housing, the ultrasound transmission member having a proximal end and a distal end positioned at the distal end of the catheter body, the ultrasound transmission member transmitting ultrasound energy having node points; an absorber retained inside the distal bore of the proximal housing and which surrounds the ultrasound transmission member; and a sonic connector positioned on the proximal end of the ultrasound transmission member for connecting the ultrasound transmission member to a separate ultrasound generating device, the sonic connector comprising a proximal section for connection to a separate ultrasound generating device, and a front portion having a bore which receives the proximal end of the ultrasound transmission members wherein the absorber is positioned between the sonic connector and a first node point.