Variable stiffness coils

Details Variable stiffness coils Variable stiffness coils

1995-06-06

1998-06-16

Dawson, Glenn K.

Surgery

Instruments

606108, A61B 1700

Patent

active

057661600

ABSTRACT:
This invention is an implantable vaso-occlusive device. It is a helically wound coil having a central section along its longitudinal axis which is somewhat stiffer than at least one of its end regions.

REFERENCES:
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patent: 4760849 (1988-08-01), Kropf
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patent: 4994069 (1991-02-01), Ritchart et al.
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patent: 5171383 (1992-12-01), Sagaye et al.
patent: 5354295 (1994-10-01), Guglielni et al.
patent: 5382259 (1995-01-01), Phelps et al.
patent: 5476472 (1995-12-01), Dormandy et al.

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