By contrast, {HEAD ~ the devices} of the present invention generally include {TAIL ~ an arterial atherectomy catheter} having suction means or a mechanical trapping device which acts to draw in and secure a mobile plaque 
By contrast , { HEAD ~ the devices } of the present invention generally include { TAIL ~ an arterial atherectomy catheter } having suction means or a mechanical trapping device which acts to draw in and secure a mobile plaque
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH