JP7864735B2 - 膜間圧力差を用いた正浸透膜の完全性の評価 - Google Patents

膜間圧力差を用いた正浸透膜の完全性の評価

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Publication number
JP7864735B2
JP7864735B2 JP2023561889A JP2023561889A JP7864735B2 JP 7864735 B2 JP7864735 B2 JP 7864735B2 JP 2023561889 A JP2023561889 A JP 2023561889A JP 2023561889 A JP2023561889 A JP 2023561889A JP 7864735 B2 JP7864735 B2 JP 7864735B2
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JP
Japan
Prior art keywords
feed
draw
tmp
integrity
flow
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
JP2023561889A
Other languages
English (en)
Japanese (ja)
Other versions
JP2024516101A5 (cg-RX-API-DMAC7.html
JP2024516101A (ja
Inventor
クリスティアン ヴァルティア，
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gambro Lundia AB
Original Assignee
Gambro Lundia AB
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Publication date
Application filed by Gambro Lundia AB filed Critical Gambro Lundia AB
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Publication of JP2024516101A5 publication Critical patent/JP2024516101A5/ja
Application granted granted Critical
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Active legal-status Critical Current
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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
    • A61M1/1654—Dialysates therefor
    • A61M1/1656—Apparatus for preparing dialysates
    • 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
    • B01D61/002—Forward osmosis or direct osmosis
    • B01D61/0023—Accessories; Auxiliary operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/10—Testing of membranes or membrane apparatus; Detecting or repairing leaks
    • B01D65/102—Detection of leaks in membranes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/15—Detection of leaks
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; Flow
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/70—General characteristics of the apparatus with testing or calibration facilities
    • A61M2205/705—Testing of filters for leaks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/18—Specific valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/24—Specific pressurizing or depressurizing means
    • B01D2313/243—Pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/60—Specific sensors or sensor arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/90—Additional auxiliary systems integrated with the module or apparatus
    • B01D2313/903—Integrated control or detection device
    • 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
    • B01D61/002—Forward osmosis or direct osmosis

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Urology & Nephrology (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Vascular Medicine (AREA)
  • Emergency Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • External Artificial Organs (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
JP2023561889A 2021-04-09 2022-04-05 膜間圧力差を用いた正浸透膜の完全性の評価 Active JP7864735B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202163172853P 2021-04-09 2021-04-09
US63/172,853 2021-04-09
SE2150993-0 2021-08-12
SE2150993 2021-08-12
PCT/EP2022/058924 WO2022214448A1 (en) 2021-04-09 2022-04-05 Evaluating the integrity of a forward osmosis membrane using transmembrane pressure

Publications (3)

Publication Number Publication Date
JP2024516101A JP2024516101A (ja) 2024-04-12
JP2024516101A5 JP2024516101A5 (cg-RX-API-DMAC7.html) 2025-01-23
JP7864735B2 true JP7864735B2 (ja) 2026-05-25

Family

ID=81579559

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023561889A Active JP7864735B2 (ja) 2021-04-09 2022-04-05 膜間圧力差を用いた正浸透膜の完全性の評価

Country Status (4)

Country Link
US (1) US12643073B2 (cg-RX-API-DMAC7.html)
EP (1) EP4319830B1 (cg-RX-API-DMAC7.html)
JP (1) JP7864735B2 (cg-RX-API-DMAC7.html)
WO (1) WO2022214448A1 (cg-RX-API-DMAC7.html)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015051191A (ja) 2013-09-09 2015-03-19 澁谷工業株式会社 血液透析装置
US20160158705A1 (en) 2013-11-21 2016-06-09 Oasys Water, Inc. Systems and methods for improving performance of osmotically driven membrane systems

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2691364B1 (fr) 1992-05-19 1999-08-20 Hospal Ind Rein artificiel avec dispositif de filtration du liquide de dialyse.
DE19757523C1 (de) 1997-12-23 1999-04-22 Fresenius Medical Care De Gmbh Verfahren zur Überwachung der Funktionsfähigkeit einer Teileinrichtung einer Blutbehandlungsvorrichtung und Blutbehandlungsvorrichtung mit einer Einrichtung zu einer solchen Überwachung
IT1319785B1 (it) 2000-01-12 2003-11-03 Gambro Dasco Spa Metodo di svuotamento di un circuito ematico in una macchina didialisi e circuito ematico per l'attuazione del metodo.
EP2714123B1 (en) 2011-05-24 2017-08-09 DEKA Products Limited Partnership Blood treatment systems and methods
DE102011108784A1 (de) 2011-07-29 2013-01-31 Fresenius Medical Care Deutschland Gmbh Verfahren sowie Vorrichtungen zum Überprüfen wenigstens einer Funktion einer medizinischen Funktionseinrichtung
WO2017040696A1 (en) * 2015-08-31 2017-03-09 Porifera, Inc. Water purification systems and methods having pressurized draw stream
DE102015016842A1 (de) 2015-12-23 2017-06-29 Fresenius Medical Care Deutschland Gmbh Verfahren und Vorrichtung zur Überprüfung eines Dialysators auf das Vorhandensein eines Lecks

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015051191A (ja) 2013-09-09 2015-03-19 澁谷工業株式会社 血液透析装置
US20160158705A1 (en) 2013-11-21 2016-06-09 Oasys Water, Inc. Systems and methods for improving performance of osmotically driven membrane systems

Also Published As

Publication number Publication date
WO2022214448A1 (en) 2022-10-13
EP4319830A1 (en) 2024-02-14
US12643073B2 (en) 2026-06-02
US20240246037A1 (en) 2024-07-25
EP4319830B1 (en) 2025-06-25
JP2024516101A (ja) 2024-04-12

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