WO2005062973A3 - Dialysate regeneration system for portable human dialysis - Google Patents

Dialysate regeneration system for portable human dialysis Download PDF

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Publication number
WO2005062973A3
WO2005062973A3 PCT/US2004/043546 US2004043546W WO2005062973A3 WO 2005062973 A3 WO2005062973 A3 WO 2005062973A3 US 2004043546 W US2004043546 W US 2004043546W WO 2005062973 A3 WO2005062973 A3 WO 2005062973A3
Authority
WO
WIPO (PCT)
Prior art keywords
dialysate regeneration
regeneration system
portable human
human dialysis
dialysis
Prior art date
Application number
PCT/US2004/043546
Other languages
French (fr)
Other versions
WO2005062973A2 (en
Inventor
Takuji Tsukamoto
Original Assignee
Chemica Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chemica Technologies Inc filed Critical Chemica Technologies Inc
Priority to CA2575731A priority Critical patent/CA2575731C/en
Priority to EP04817056.7A priority patent/EP1701752B1/en
Priority to JP2006547442A priority patent/JP4903583B2/en
Priority to CN2004800381173A priority patent/CN1897993B/en
Publication of WO2005062973A2 publication Critical patent/WO2005062973A2/en
Publication of WO2005062973A3 publication Critical patent/WO2005062973A3/en
Priority to KR1020067010928A priority patent/KR101269822B1/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1694—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes with recirculating dialysing liquid
    • A61M1/1696—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes with recirculating dialysing liquid with dialysate regeneration
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/28—Peritoneal dialysis ; Other peritoneal treatment, e.g. oxygenation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/24—Dialysis ; Membrane extraction
    • B01D61/243—Dialysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/24—Dialysis ; Membrane extraction
    • B01D61/243—Dialysis
    • B01D61/244—Dialysis comprising multiple dialysis steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/24—Dialysis ; Membrane extraction
    • B01D61/30—Accessories; Auxiliary operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/06—Specific process operations in the permeate stream
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture

Abstract

A dialysate regeneration chamber is provided. In one embodiment, the dialysate regeneration chamber may include a toxin trap configured to selectively trap toxins and repel select cations.
PCT/US2004/043546 2003-12-24 2004-12-22 Dialysate regeneration system for portable human dialysis WO2005062973A2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CA2575731A CA2575731C (en) 2003-12-24 2004-12-22 Dialysate regeneration system for portable human dialysis
EP04817056.7A EP1701752B1 (en) 2003-12-24 2004-12-22 Dialysate regeneration system for portable human dialysis
JP2006547442A JP4903583B2 (en) 2003-12-24 2004-12-22 Portable personal dialysis dialysate regeneration system
CN2004800381173A CN1897993B (en) 2003-12-24 2004-12-22 Dialysate regeneration system for portable human dialysis
KR1020067010928A KR101269822B1 (en) 2003-12-24 2006-06-02 Dialysate regeneration system for portable human dialysis

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US53275903P 2003-12-24 2003-12-24
US60/532,759 2003-12-24

Publications (2)

Publication Number Publication Date
WO2005062973A2 WO2005062973A2 (en) 2005-07-14
WO2005062973A3 true WO2005062973A3 (en) 2005-12-08

Family

ID=34738834

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2004/043546 WO2005062973A2 (en) 2003-12-24 2004-12-22 Dialysate regeneration system for portable human dialysis

Country Status (8)

Country Link
US (3) US7435342B2 (en)
EP (1) EP1701752B1 (en)
JP (1) JP4903583B2 (en)
KR (1) KR101269822B1 (en)
CN (1) CN1897993B (en)
CA (1) CA2575731C (en)
TW (1) TWI365079B (en)
WO (1) WO2005062973A2 (en)

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Publication number Priority date Publication date Assignee Title
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