Liquid purification or separation – Casing divided by membrane into sections having inlet – Cylindrical membrane
Reexamination Certificate
2007-09-11
2007-09-11
Menon, Krishnan S. (Department: 1723)
Liquid purification or separation
Casing divided by membrane into sections having inlet
Cylindrical membrane
C210S321710, C210S321790, C210S645000, C210S646000, C210S650000, C210S321690, C604S005010, C604S006010, C604S006090
Reexamination Certificate
active
11009226
ABSTRACT:
Apparatus for carrying out therapeutic apheresis includes a filter device for being implanted in a blood vessel for carrying out in-vivo plasma separation having one or more elongated hollow tubes and a plurality of elongated hollow microporous fibers capable of separating plasma from whole blood at pressure and blood flow within a patient's vein, a multiple lumen catheter secured to the proximal end of the filter device having one or more lumens in fluid communication with the interior of said one or more hollow tubes and a plasma return lumen, and therapeutic apheresis apparatus for removing and/or separating selected disease-related components from the separated plasma and means for directing plasma between said catheter and the selective component removal apparatus.
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Cooper Tommy
Gorsuch Reynolds G.
Handley, Jr. Harold H.
Peters Harold W.
Knobbe Martens Olson & Bear LLP
Menon Krishnan S.
Transvivo Inc.
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