Patent ID: 7288087
Filing Date: 2007-10-30
Classification: A61B,A61M

Abstract:
1. A laser catheter for excising an obstruction from a body passage having an internal wall, said catheter comprising: a catheter body having a bore therethrough; an extendable structure including at least one extending member; a flexible shaftway having a proximal end, a distal end, and an outer surface, said extendable structure mechanically attached to said shaftway and extending therefrom, said shaftway configured to slidably extend through the bore of said catheter body; and a plurality of optical fibers, said fibers having proximal ends, distal ends, and distal end faces, the distal ends of said optical fibers attached to said extendable members and wherein when said extendable members are fully extended, flow through the body passage is only partially obstructed.