Medical valve

Details Medical valve Medical valve

1990-02-12

1991-12-10

Hafer, Robert A.

Surgery

Instruments

Means for inserting or removing conduit within body

604 11, 604 51, 604 9, A61M 2500

Patent

active

050714082

ABSTRACT:
Disclosed is a medical valve comprising a pair of plates holding in tension a membrane folded over to form a chamber with an elongated, slit-like opening along adjoining edges. The plates include interlocking members which interlock the plates together. An inlet tube in communication with the chamber extends outwardly from the plates. The preferred configuration of the chamber is trapezoidal. Also disclosed is a surgical instrument that is a needle-like member having an elongated slot in the wall of this member. A method of using this instrument to implant a tubular element in the body of a patient is also disclosed.

REFERENCES:
patent: 3530860 (1970-09-01), Majoros
patent: 3598118 (1971-08-01), Warren
patent: 4211234 (1980-07-01), Fisher
patent: 4798193 (1989-01-01), Giesy et al.

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