DK2881128T3 - Ambulatorisk infusionssystem omfattende en trinomskiftermekanisme til ventilstyring - Google Patents

Ambulatorisk infusionssystem omfattende en trinomskiftermekanisme til ventilstyring Download PDF

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Publication number
DK2881128T3
DK2881128T3 DK13195599.9T DK13195599T DK2881128T3 DK 2881128 T3 DK2881128 T3 DK 2881128T3 DK 13195599 T DK13195599 T DK 13195599T DK 2881128 T3 DK2881128 T3 DK 2881128T3
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DK
Denmark
Prior art keywords
valve
unit
coupling
pump
metering
Prior art date
Application number
DK13195599.9T
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English (en)
Inventor
Hans List
Original Assignee
Hoffmann La Roche
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Publication of DK2881128T3 publication Critical patent/DK2881128T3/da

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142Pressure infusion, e.g. using pumps
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/1413Modular systems comprising interconnecting elements
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142Pressure infusion, e.g. using pumps
    • A61M5/14212Pumping with an aspiration and an expulsion action
    • A61M5/14216Reciprocating piston type
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16804Flow controllers
    • A61M5/16809Flow controllers by repeated filling and emptying of an intermediate volume
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142Pressure infusion, e.g. using pumps
    • A61M5/145Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/1452Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • A61M2005/14573Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons with a replaceable reservoir for quick connection/disconnection with a driving system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M39/00Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22Valves or arrangement of valves
    • A61M2039/226Spindles or actuating means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M39/00Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22Valves or arrangement of valves

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Pulmonology (AREA)

Claims (12)

1. Doseringsenhed (100) til et ambulatorisk infusionssystem, omfattende: - en målepumpeenhed (110), pumpeenheden omfattende en doseringscylinder (112) og et stempel (111), stemplet (111) er indrettet i tætnet glideindgreb inde i doseringscylinderen (112); - en ventilenhed (120), ventilenheden (120) har en fyldningsåbning (127b), fyldningsåbningen er udformet til fluid kobling med et flydende lægemiddelreservoir (300), en tømningsåbning (127c), tømningsåbningen (127c) er udformet til fluid kobling med en infusionssted-brugerflade (890), og et afbryderlegeme (126), afbryderlegemet (126) er bevægeligt mellem en fyldningsposition hvor det fluidt kobler fyldningsåbningen (127b) med doseringscylinderen (112) og en alternativ tømningsposition hvor det fluidt kobler doseringscylinderen (112) med tømningsåbningen (127c); kendetegnet ved - en ventildriverkobling (125), ventildriverkoblingen (125) er koblet til eller integreret med afbryderlegemet og er outputelementet af en omskiftermekanisme, hvor ventildriverkoblingen (125) omfatter en måleslids (125c) til måling med en målestift (225c) afen ventildriver (225) som drivelement af trinomskiftermekanismen, således at måleslidsen (125c) og målestiften (225c) er i måleindgreb kun temporært ved omskiftning og over del af en fuld drejning af drivelementet og ellers er frakoblet.
2. Doseringsenhed (100) ifølge krav 1, hvor ventildriverkoblingen (125) omfatter et stjernehjul eller et stjernehjulafsnit, et Geneva-type hjul eller et Geneva-type hjulafsnit.
3. Doseringsenhed (100) ifølge et hvilket som helst af de foregående krav, hvor afbryderlegemet (126) er udformet som generelt cylindrisk legeme.
4. Doseringsenhed (100) ifølge et hvilket som helst af de foregående krav, hvor afbryderlegemet (126) er fremstillet af hårdt materiale, især hårdt plast, og en afbryderlegeme-kontaktflade af et ventilhus (127) er fremstillet af blødt materiale, især gummi eller termoplastiske elastomerer.
5. Doseringsenhed (100) ifølge et hvilket som helst af de foregående krav, hvor afbryderlegemet (126) er udformet til at bevæges drejende rundt om en ventildrejeakse.
6. Doseringsenhed (100) ifølge krav 5, hvor ventildrejeaksen er parallel med eller vinkelret på en stempelforskydningsakse af pumpeenheden (110).
7. Doseringsenhed (100) ifølge et hvilket som helst af de foregående krav, hvor doseringsenheden (100) er udformet til frigørlig kobling med en drivenhed (200).
8. Drivenhed (200), hvilken drivenhed (200) omfatter: - et pumpedrev (217), hvilket pumpedrev (217) omfatter en pumpeaktuator (217a) og en pumpedrivenhed (215) koblet til pumpeaktuatoren (217a), pumpedrivenheden (215) er udformet til kobling til et stempel af en målepumpeenhed (110) til at sende pumpedrivkraft og/eller pumpedrivmoment fra pumpeaktuatoren (217a) til et stempel (111) af pumpeenheden (110); - ventildrev (227), hvilket ventildrev (227) omfatter en ventilaktuator (227a) og en ventildriver (225) koblet til ventilaktuatoren (227a), ventildriveren (225) er udformet til kobling til en ventildriverkobling (125) afen ventilenhed (120) til at sende en ventilomskifterkraft og/eller et ventilomskiftermoment fra ventilaktuatoren (227a) til ventilenheden (1 20), kendetegnet ved at ventildriveren (225) er drivelementet af en omskiftermekanisme og omfatter en målestift (225c) til måling med en måleslids (125) af ventildriverkoblingen som outputelement af omskiftermekanismen, således at måleslidsen (125c) og målestiften (225c) er i måleindgreb kun temporært ved omskiftning og over del af en fuld rotation af drivelementet og ellers er frakoblet.
9. Drivenhed (200) ifølge krav 8, hvor drivenheden (200) er udformet til frigørlig kobling med doseringsenheden (100).
10. Ambulatorisk infusionssystem til infusion af et flydende lægemiddel i en patients legeme over en længere tidsperiode, hvilket infusionssystem omfatter en doseringsenhed (100) ifølge krav 7 og en drivenhed (200) ifølge krav 9.
11. Ambulatorisk infusionssystem ifølge krav 10, hvor ventildriveren (225) og ventildriverkoblingen (125) er i en ikke-måletilstand under koblingen af doseringsenheden (100) og drivenheden (200).
12. Fremgangsmåde til kobling af en doseringsenhed (100) ifølge et af kravene 1 til 7 og en drivenhed (200) ifølge et af kravene 8 til krav 9, hvilken fremgangsmåde omfatter: - tilvejebringe drivenheden (200) og doseringsenheden (100) som strukturelt adskilte enheder; - udføre en koblingsbevægelse, koblingsbevægelsen bringer drivenheden (200) og målepumpeenheden (110) i en operationel relativ position, koblingsbevægelsen yderligere bringer ventildriveren (225) og ventildriverkoblingen (125) i en operationel relativ position, hvor ventildriveren (225) og ventildriverkoblingen (125) er i en ikke-indgribende konfiguration under koblingsbevægelsen.
DK13195599.9T 2013-12-04 2013-12-04 Ambulatorisk infusionssystem omfattende en trinomskiftermekanisme til ventilstyring DK2881128T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP13195599.9A EP2881128B1 (en) 2013-12-04 2013-12-04 Ambulatory infusion system including a step switching mechanism for valve control

Publications (1)

Publication Number Publication Date
DK2881128T3 true DK2881128T3 (da) 2019-01-28

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Country Status (12)

Country Link
US (1) US10183113B2 (da)
EP (1) EP2881128B1 (da)
JP (1) JP6517205B2 (da)
KR (1) KR101852695B1 (da)
CN (1) CN105764543B (da)
DK (1) DK2881128T3 (da)
ES (1) ES2698603T3 (da)
MX (1) MX2016005382A (da)
PL (1) PL2881128T3 (da)
RU (1) RU2673861C2 (da)
SI (1) SI2881128T1 (da)
WO (1) WO2015082305A1 (da)

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DK2881128T3 (da) 2013-12-04 2019-01-28 Hoffmann La Roche Ambulatorisk infusionssystem omfattende en trinomskiftermekanisme til ventilstyring
EP2921189B1 (en) 2014-03-17 2017-08-02 F. Hoffmann-La Roche AG Initalization of a dosing unit for drug infusion
RU2736607C2 (ru) * 2016-06-07 2020-11-19 Ф. Хоффманн-Ля Рош Аг Блок привода клапана с исполнительным механизмом из сплава с памятью формы
EP3481463B8 (en) 2016-07-08 2023-10-25 F. Hoffmann-La Roche AG Flow detector
DK3496782T3 (da) 2016-08-09 2021-11-22 Hoffmann La Roche Ambulant infusionsanordning
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DK3335745T3 (da) 2016-12-14 2020-02-17 Hoffmann La Roche Initialisering af ambulant infusionssystem
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CN109281855A (zh) * 2017-07-19 2019-01-29 上海圣速电子科技股份有限公司 一种自动控制加液***及其工艺方法
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Also Published As

Publication number Publication date
EP2881128B1 (en) 2018-10-24
MX2016005382A (es) 2016-08-08
CN105764543A (zh) 2016-07-13
US10183113B2 (en) 2019-01-22
SI2881128T1 (sl) 2019-01-31
EP2881128A1 (en) 2015-06-10
JP6517205B2 (ja) 2019-05-22
US20160317741A1 (en) 2016-11-03
JP2016538958A (ja) 2016-12-15
KR20160065186A (ko) 2016-06-08
KR101852695B1 (ko) 2018-04-26
ES2698603T3 (es) 2019-02-05
WO2015082305A1 (en) 2015-06-11
CN105764543B (zh) 2019-05-14
PL2881128T3 (pl) 2019-04-30
RU2673861C2 (ru) 2018-11-30

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