Extendable guidewire assembly

Details Extendable guidewire assembly Extendable guidewire assembly

1994-06-17

1995-05-16

Hindenburg, Max

Surgery

Truss

Pad

A61B 500

Patent

active

054151783

ABSTRACT:
An extendable guidewire assembly comprising: a guidewire having a tapered proximal end; an extension wire having a tapered distal end; and a polymeric tubular sleeve reinforced with a helical coil that is fixedly attached about the tapered distal end of the extension wire such that the tapered distal end of the extension wire extends partly through the sleeve lumen, said lumen having a diameter that is smaller than the untapered diameter of the guidewire and wherein said lumen expands radially when the sleeve is under axial compression and contracts radially when the sleeve is under axial tension.

REFERENCES:
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patent: 4875489 (1989-10-01), Messner
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patent: 5113872 (1992-05-01), Jahrmarkt et al.
patent: 5117838 (1992-06-01), Palmer et al.
patent: 5188621 (1993-02-01), Samson
patent: 5197486 (1993-03-01), Frassica

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