Patent ID: 7766936
Filing Date: 2010-08-03
Classification: A61B,A61F

Abstract:
1. An apparatus for trapping emboli in a vessel of a patient, the apparatus comprising: an elongate rod having a proximal end and a distal end; an expandable filter having a proximal end and a distal end carried on the elongate rod, the expandable filter having a collapsed configuration and a preformed expanded configuration; a first radiopaque marker on the elongate rod adjacent the proximal end of the filter and a second radiopaque marker on the elongate rod adjacent the distal end of the filter; and a catheter slidably arranged around the elongate rod and having a proximal end and a distal end, the distal end of the catheter being slidable over the proximal end of the filter and a proximal portion of the filter, thereby diametrically retracting at least the proximal portion of the filter; wherein at least the distal end of the filter is slidable on the elongate rod.