Another advantage is that both the atherectomy assembly and the filter means enter the vessel through the same incision created for the catheter, and therefore the devices and methods herein economize on {HEAD ~ incisions} made in {TAIL ~ the blood vessel}, often the femoral artery 
Another advantage is that both the atherectomy assembly and the filter means enter the vessel through the same incision created for the catheter , and therefore the devices and methods herein economize on { HEAD ~ incisions } made in { TAIL ~ the blood vessel } , often the femoral artery
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