Edward Spence

US Patent:

7074332, Jul 11, 2006

Filed:

Dec 20, 2001

Appl. No.:

10/451204

Inventors:

James Summerton - Hillsdale NJ, US
Gregory R. Collins - Monroe NY, US
Edward Spence - Bronx NY, US

Assignee:

Nephros, Inc. - New York NY

International Classification:

B01D 61/24
B01D 61/28
B01D 61/32
B01D 63/00
B01D 61/00

US Classification:

210646, 21032172, 210645, 210739, 210650, 21032171, 210929, 210647, 2103232, 2104161, 210434, 210 87, 210 90, 210 97

Abstract:

In a blood dialysis system including a source of substitution fluid () and a blood dialysis machine, a hemodiafiltration system having a first dialyzer () including a first blood compartment () having a first blood inlet which receives blood to be cleaned and a first blood outlet which discharges partially diafiltered blood and a first dialysate compartment () having a first dialysate inlet and a first dialysate outlet, means () for mixing the partially diafiltered blood with substitution fluid from the source to obtain a blood/substitution fluid mixture, and a second hemofilter () including a second blood compartment () having a second blood inlet which receives the blood/substitution fluid mixture and a second blood outlet which discharges filtered blood and a second permeate compartment () having a second permeate outlet.