Patent ID: 6183495
Filing Date: 2001-02-06
Classification: A61B,A61F

Abstract:
A device for treating a basilar tip aneurysm affecting a bifurcation of the basilar artery, the bifurcation forms the left and right posterior cerebral arteries of a patient, said basilar tip aneurysm having a mouth in communication with the bifurcation, said device comprising:a first hoop adapted to circumscribe the inner wall of the left posterior cerebral artery on one side of the basilar tip aneurysm;a second hoop adapted to circumscribe the inner wall of the right posterior cerebral artery on one side of the basilar tip aneurysm;a first strut comprising length of wire adapted to extend from the first hoop toward the basilar tip aneurysm; anda second strut comprising length of wire adapted to extend from the second hoop toward the basilar tip aneurysm; anda flow occluding structure supported by the first and second struts and adapted to span the mouth of the basilar tip aneurysm;the device comprises a wire frame structure capable of deformation into a single length of wire; andthe device has an insertion configuration and a deployed configuration, said deployed configuration comprising the first hoop, second hoop, first strut, second strut and flow occluding structure, said insertion configuration comprising the wire frame structure deformed into a single length of wire, wherein the wire frame structure in said insertion configuration fits within a catheter for delivery into the body of patient, said wire frame structure reverting to the deployed configuration upon release from the catheter.