Multi-lumen epidural catheter

Details Multi-lumen epidural catheter Multi-lumen epidural catheter

1987-04-20

1988-04-12

Truluck, Dalton L.

Surgery

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

Treating material introduced into or removed from body...

604 43, 604158, 604280, A61M 2500, A61M 500

Patent

active

047371463

ABSTRACT:
A multi-lumen epidural catheter includes a flexible inner tube 10 having a tip opening 12 and a surrounding flexible outer tube 11 having a pair of side openings 13 spaced upstream from the tip. An anesthetic solution may be injected through the separate flow and discharge paths defined by this structure to deaden a more elongate zone of a patient in a precisely controlled manner.

REFERENCES:
patent: 2922420 (1960-01-01), Cheng
patent: 3506007 (1970-04-01), Henkin
patent: 3670729 (1972-06-01), Bennett et al.
patent: 4014333 (1977-03-01), McIntyre
patent: 4072146 (1978-02-01), Howes
patent: 4149535 (1979-04-01), Volder
patent: 4299217 (1981-11-01), Sagae et al.
patent: 4318402 (1982-03-01), Vaillancourt

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