Valve obturator

Details Valve obturator Valve obturator

2005-11-01

2005-11-01

Bianco, Patricia (Department: 3762)

Surgery

Blood drawn and replaced or treated and returned to body

Blood collection container

C604S319000, C604S403000, C604S007000, C096S179000, C210S252000

Reexamination Certificate

active

06960180

ABSTRACT:
An obturator prevents the tips or flaps of a duck-bill valve from self-adhering during storage or during sterilization procedures. The obturator holds the tips apart until the end-user is ready to use the valve. The duck-bill valve is used as an air outlet valve in blood reservoirs.

REFERENCES:
patent: 4502502 (1985-03-01), Krug
patent: 4642097 (1987-02-01), Siposs
patent: 4722725 (1988-02-01), Sawyer et al.
patent: 4725266 (1988-02-01), Siposs
patent: 4758224 (1988-07-01), Siposs
patent: 4781686 (1988-11-01), Erickson
patent: 4932612 (1990-06-01), Blackwelder et al.
patent: 4979883 (1990-12-01), Neward
patent: 5158539 (1992-10-01), Koiff et al.
patent: 5411705 (1995-05-01), Thor et al.
patent: 5474099 (1995-12-01), Beohmer et al.
patent: 5707356 (1998-01-01), Paul
patent: 5791372 (1998-08-01), Mukumoto

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