A-V dialysis graft construction

Details A-V dialysis graft construction A-V dialysis graft construction

2006-09-19

2006-09-19

Bianco, Patricia (Department: 3761)

Surgery

Blood drawn and replaced or treated and returned to body

Body inserted tubular conduit structure

C604S005010, C604S264000, C623S001130

Reexamination Certificate

active

07108673

ABSTRACT:
An improvement to an A–V dialysis graft construction (10) that includes an elongated length of polymer tubing (12) having an inlet end (13) and an outlet end (14) for attachment to access needles (15) (15) wherein, the improvement includes a normally reduced diameter intermediate portion (16) that restricts the flow of blood from the inlet end (13) of the length of polymer tubing (12) to the outlet end (14) for the purpose of minimizing venous stenosis.

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patent: 6598278 (2003-07-01), Chen et al.

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