Guidewire having distally located marker segment

Details Guidewire having distally located marker segment Guidewire having distally located marker segment

1993-05-21

1994-10-11

Pellegrino, Stephen C.

Surgery

Truss

Pad

128657, 604164, 604282, A61B 500

Patent

active

053538080

ABSTRACT:
A flexible guidewire having a marker region at its distal end. The marker region is defined by spaced apart platinum bands attached to a reduced diameter portion of a guidewire core wire. A flexible spring overlies the marker region and is of a two-piece construction. A proximal end of the spring is constructed of stainless steel that has multiple spaced gaps to facilitate viewing of the platinum bands. A distal portion of the spring is constructed of platinum and is welded to a distal end of the core wire.

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patent: 5174302 (1992-12-01), Palmer
patent: 5211636 (1993-05-01), Mische
patent: 5228453 (1993-07-01), Sepetka
patent: 5253653 (1993-10-01), Daigle et al.

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