Surgery – Blood drawn and replaced or treated and returned to body – Constituent removed from blood and remainder returned to body
Reexamination Certificate
2005-01-18
2005-01-18
Bianco, Patricia (Department: 3762)
Surgery
Blood drawn and replaced or treated and returned to body
Constituent removed from blood and remainder returned to body
C604S005040, C210S646000, C210S195200, C210S321710, C210S321720
Reexamination Certificate
active
06843779
ABSTRACT:
An apparatus and method for use in blood dialysis. The apparatus includes: two dialyzers each containing a semipermeable membrane that divides the dialyzer into a blood compartment and a dialysate compartment; a blood compartment connecting line connecting the blood compartments of the dialyzers together in series; blood connecting lines for connecting the blood compartments to the vascular system of a patient; a dialysate compartment connecting unit connecting the dialysate compartments of the dialyzers together in series; and dialysate connecting lines for connecting the dialysate compartments to a dialysis machine. The dialysate compartment connecting unit includes an adjustable flow varying device for controllably setting the rate of the flow of dialysate through the connecting unit.
REFERENCES:
patent: 4229299 (1980-10-01), Savitz et al.
patent: 5660722 (1997-08-01), Nederlof
patent: 6117100 (2000-09-01), Powers et al.
patent: 6192900 (2001-02-01), Arnal et al.
patent: 6406631 (2002-06-01), Collins et al.
Andrysiak Philip
Mishkin Gary
Bianco Patricia
Browdy and Neimark , P.L.L.C.
MiriMedical, LLC
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