Large bore catheter having flexible tip construction

Details Large bore catheter having flexible tip construction Large bore catheter having flexible tip construction

1984-05-30

1986-07-01

Pellegrino, Stephen C.

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604103, 604280, A61M 2500

Patent

active

045977550

ABSTRACT:
Large bore catheter having a flexible tip construction. A main flexible shaft tube is provided having a flow passage therein and having proximal and distal ends. A coil spring is secured to the distal end of the main shaft tube. Flexible tubing extends over the exterior of the coil spring and has a distal extremity which extends beyond the distal extremity of the coil spring. The flexible tubing forms a close fit over the coil spring.

REFERENCES:
patent: 623022 (1899-04-01), Johnson
patent: 3913565 (1975-10-01), Kawahara
patent: 4276874 (1981-07-01), Wolvek et al.
patent: 4307722 (1981-12-01), Evans
patent: 4444188 (1984-04-01), Bazeu et al.
patent: 4498473 (1985-02-01), Gereg

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