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DK2391408T3 - Bærbar medicinsk fluidindgivelsesanordning med drivskrue ledforbundet med beholderstempel - Google Patents

Bærbar medicinsk fluidindgivelsesanordning med drivskrue ledforbundet med beholderstempel Download PDF

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Publication number
DK2391408T3
DK2391408T3 DK09809042.6T DK09809042T DK2391408T3 DK 2391408 T3 DK2391408 T3 DK 2391408T3 DK 09809042 T DK09809042 T DK 09809042T DK 2391408 T3 DK2391408 T3 DK 2391408T3
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DK
Denmark
Prior art keywords
drive screw
plunger
distal end
reservoir
piston
Prior art date
Application number
DK09809042.6T
Other languages
English (en)
Inventor
David Shai Ben
Ofer Yodfat
Original Assignee
Hoffmann La Roche
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Publication of DK2391408T3 publication Critical patent/DK2391408T3/da

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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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • A61M5/1456—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons with a replaceable reservoir comprising a piston rod to be moved into the reservoir, e.g. the piston rod is part of the removable reservoir
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/14244—Pressure infusion, e.g. using pumps adapted to be carried by the patient, e.g. portable on the body
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/14244—Pressure infusion, e.g. using pumps adapted to be carried by the patient, e.g. portable on the body
    • A61M5/14248—Pressure infusion, e.g. using pumps adapted to be carried by the patient, e.g. portable on the body of the skin patch type
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
    • A61M5/31515—Connection of piston with piston rod
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/14244—Pressure infusion, e.g. using pumps adapted to be carried by the patient, e.g. portable on the body
    • A61M2005/14268—Pressure infusion, e.g. using pumps adapted to be carried by the patient, e.g. portable on the body with a reusable and a disposable component
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M2005/14506—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons mechanically driven, e.g. spring or clockwork
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • A61M2005/14533—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons cam actuated
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • A61M2005/14573—Pressure 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
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/1413—Modular systems comprising interconnecting elements
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
    • A61M5/31513—Piston constructions to improve sealing or sliding

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (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)
  • Dermatology (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Claims (14)

1. Anordning (10) til indgivelse af fluid i en brugers krop, hvilken anordning omfatter: en genanvendelig del (100), der omfatter en motor (132), ét eller flere tandhjul (130) og en modtagende del (114), der er konfigureret til mekanisk forbindelse med det ene eller flere tandhjul; en engangsdel (200), der omfatter: en beholder (220), der indbefatter mindst én væg til at tilbageholde fluidet; et stempel (400), (500), (600); og en drivskrue (300) med en distal ende (304) koblet til stemplet (400), (500), (600), hvor rotation af drivskruen (300) forskyder stemplet (400), (500), (600) i en lineær retning inde i beholderen (220); hvor drivskruen (300) endvidere har en proximal ende (306), der kan gå i indgreb med den modtagende del (114) efter tilslutning af engangsdelen (200) og den genanvendelige del (100); kendetegnet ved, at: den distale ende (304) af drivskruen (300) omfatter en i alt væsentligt sfærisk form og er ledforbundet med stemplet (400), (500), (600) via indgreb af den distale ende (304) af drivskruen (300) i en bøsning (419), der er indeholdt i stemplet (400), (500), (600), for at tilvejebringe en vinkelbevægelse af en længdeakse af drivskruen (300) i forhold til stemplet (400), (500), (600) i mindst ét plan.
2. Anordning (10) ifølge krav 1, hvor efter tilslutning af engangsdelen (200) og den genanvendelige del (100) rotation af den modtagende del (114) resulterer i rotation af drivskruen (300) via den proximale endes (306) indgreb i den modtagende del (114).
3. Anordning (10) ifølge krav 1, hvor engangsdelen (200) endvidere omfatter et indgrebselement (209), der er konfigureret til sammenkobling med drivskruen (300) og har en gevindskåret del (28) og en ikke-gevindskåret del (27); og hvor, når drivskruen (300) er sammenkoblet med den ikke-gevindskåme del (27) af indgrebselementet (209), drivskruen (300) er i stand til at bevæge sig i alt væsentligt lineært uden begrænsning, og når drivskruen (300) er sammenkoblet med den gevindskåme del (28) af indgrebselementet (209), drivskruen (300) er i stand kan at bevæge sig lineært efter rotation af drivskruen (300).
4. Anordning (10) ifølge krav 3, hvor indgrebselementet (209) omfatter en drivmøtrik.
5. Anordning (10) ifølge krav 1, hvor stemplet (400), (500) indbefatter én eller flere riller (408), (501, 502) til at bære én eller flere pakninger.
6. Anordning (10) ifølge krav 5, hvor mindst én af den ene eller flere riller (501, 502) indbefatter ét eller flere fremspring (511, 512, 513), således at pakningen båret af den mindst ene rille (501, 502) med det ene eller flere fremspring (511, 512, 513) er i kontakt med den mindst ene væg af beholderen (220) med dele af pakningen placeret over det ene eller flere fremspring (511,512,513).
7. Anordning (10) ifølge krav 1, hvor stemplet (400) indbefatter én eller flere styreflapper (401, 402, 403), der er i kontakt med den mindst ene væg af beholderen.
8. Anordning (10) ifølge krav 7, hvor mindst en del af den ene eller flere styreflapper (401, 402, 403) er elastisk.
9. Anordning (10) ifølge krav 1, hvor bøsningen (419) omfatter et længdetværsnit udvalgt fra gruppen bestående af polygonal, cirkelformet og en hvilken som helst kombination deraf og/eller et tvær-tværsnit udvalgt fra gruppen bestående af polygonal, cirkelformet og en hvilken som helst kombination deraf.
10. Anordning (10) ifølge krav 1, hvor bøsningen (419) indbefatter ét eller flere fremspring (444) til sikring af drivskruen (300) til stemplet (600) efter drivskruens (300) distale endes (304) indgreb i bøsningen (419).
11. Anordning (10) ifølge krav 1, hvor drivskruens (300) distale endes (304) indgreb i bøsningen (419) omfatter et snap-fit-indgreb.
12. Anordning (10) ifølge krav 1, hvor leddeling af drivskruens (300) distale ende (304) med bøsningen (419) er konfigureret til at muliggøre skubning af stemplet (600) ved anvendelse af drivskruen (300), trækning af stemplet (600) ved anvendelse af drivskruen (300) og i alt væsentligt ubegrænset rotation af den distale ende (300) inde i bøsningen (419).
13. Anordning (10) ifølge krav 1, hvor beholderen (220) omfatter et ikke-cirkelformet tværsnit, og hvor tværsnittet af mindst en del af stemplet (600) i alt væsentligt svarer til beholderens (220) ikke-cirkelformede tværsnit.
14. Anordning (10) ifølge krav 1, hvor den i alt væsentligt sfæriske form er en afskåret sfære.
DK09809042.6T 2008-12-31 2009-12-30 Bærbar medicinsk fluidindgivelsesanordning med drivskrue ledforbundet med beholderstempel DK2391408T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14180308P 2008-12-31 2008-12-31
US16681609P 2009-04-06 2009-04-06
PCT/IL2009/001227 WO2010076792A1 (en) 2008-12-31 2009-12-30 Portable medical fluid delivery device with drive screw articulated with reservoir plunger

Publications (1)

Publication Number Publication Date
DK2391408T3 true DK2391408T3 (da) 2018-02-05

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Country Link
US (1) US9999722B2 (da)
EP (1) EP2391408B1 (da)
DK (1) DK2391408T3 (da)
WO (1) WO2010076792A1 (da)

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EP2391408A1 (en) 2011-12-07
WO2010076792A1 (en) 2010-07-08
EP2391408B1 (en) 2018-01-17
US9999722B2 (en) 2018-06-19

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