DK2579929T3 - Drivmekanisme til en anordning til lægemiddelfremføring og anordning til lægemiddelfremføring - Google Patents

Drivmekanisme til en anordning til lægemiddelfremføring og anordning til lægemiddelfremføring Download PDF

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Publication number
DK2579929T3
DK2579929T3 DK11724424.4T DK11724424T DK2579929T3 DK 2579929 T3 DK2579929 T3 DK 2579929T3 DK 11724424 T DK11724424 T DK 11724424T DK 2579929 T3 DK2579929 T3 DK 2579929T3
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DK
Denmark
Prior art keywords
drive
housing
rotation
piston rod
respect
Prior art date
Application number
DK11724424.4T
Other languages
English (en)
Inventor
John Hiles
Original Assignee
Sanofi Aventis Deutschland
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 Sanofi Aventis Deutschland filed Critical Sanofi Aventis Deutschland
Application granted granted Critical
Publication of DK2579929T3 publication Critical patent/DK2579929T3/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
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31533Dosing mechanisms, i.e. setting a dose
    • A61M5/31545Setting modes for dosing
    • A61M5/31548Mechanically operated dose setting member
    • A61M5/3155Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe
    • A61M5/31551Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe including axial movement of dose setting member
    • 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
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31533Dosing mechanisms, i.e. setting a dose
    • A61M5/31535Means improving security or handling thereof, e.g. blocking means, means preventing insufficient dosing, means allowing correction of overset dose
    • A61M5/31543Means improving security or handling thereof, e.g. blocking means, means preventing insufficient dosing, means allowing correction of overset dose piston rod reset means, i.e. means for causing or facilitating retraction of piston rod to its starting position during cartridge change
    • 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
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31533Dosing mechanisms, i.e. setting a dose
    • A61M5/31545Setting modes for dosing
    • A61M5/31548Mechanically operated dose setting member
    • A61M5/31555Mechanically operated dose setting member by purely axial movement of dose setting member, e.g. during setting or filling of a syringe
    • 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
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31565Administration mechanisms, i.e. constructional features, modes of administering a dose
    • A61M5/31576Constructional features or modes of drive mechanisms for piston rods
    • A61M5/31583Constructional features or modes of drive mechanisms for piston rods based on rotational translation, i.e. movement of piston rod is caused by relative rotation between the user activated actuator and the piston rod
    • A61M5/31585Constructional features or modes of drive mechanisms for piston rods based on rotational translation, i.e. movement of piston rod is caused by relative rotation between the user activated actuator and the piston rod performed by axially moving actuator, e.g. an injection button
    • 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
    • A61M5/178Syringes
    • A61M5/24Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic

Landscapes

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

Claims (9)

1. Drivmekanisme til en anordning til lægemiddelfremføring (1), der omfatter: - et hus (13, 17, 40), - en stempelstang (12), der er anbragt inde i huset (13, 17, 40) , - en drivdel (20), der er anbragt inde i huset (13, 17, 40), hvilken drivdel (20) kan rotere i forhold til huset (13, 17, 40) og gå i indgreb med stempelstangen (12), således at rotationsbevægelse af drivdelen (20) i forhold til huset (13, 17, 40) omsættes til rotationsbevægelse af stempelstangen (12) i forhold til huset (13, 17, 40), - en rotationsdel (21), der er anbragt inde i huset (13, 17, 40), hvilken rotationsdel (21) kan rotere i forhold til huset (13, 17, 40) omkring en fælles rotationsakse for drivdelen (20), stempelstangen (12) og rotationsdelen (21), og er kendetegnet ved - drivfingre (54) på drivdelen (20), hvilke drivfingre (54) er elastiske eller elastisk monteret, således at de er disponeret til at spredes, - en stopdel (26) , der er rotationslåst i forhold til huset (13, 17, 40) eller udgør en del af huset (13, 17, 40), hvor drivdelen (20) er anbragt mellem rotationsdelen (21) og stopdelen (26) , en yderligere ensrettet rotationskobling, der kobler stopdelen (26) med drivdelen (20), når en glider (50) er i en første position, - glideren (50), der er disponeret i drivdelen (20), hvilken glider (50) kan bevæges aksialt mellem den første position, hvor glideren (50) holder drivfingrene (54) fast, og en anden position, hvor drivfingrene (54) er frigjort, - en kile (52), der er formet som en del af glideren (50), hvor drivfingrene (54) spredes fra hinanden og således afkobles fra rotationsdelen (21) ved hjælp af kilen (52), når glideren (50) bevæges fra den første position til en anden position, hvor stopdelen (26) afkobles fra drivdelen (20), når glideren (50) er i den anden position, - en ensrettet rotationskobling (25, 54), der kobler drivdelen (20) med rotationsdelen (21), hvilken kobling formes af drivfingrene (54), når glideren (50) er i den første position, hvor drivdelen (20) og rotationsdelen (21) er koblet fra hinanden, når glideren (50) er i den anden position, - en patronenhed (2), der kan påsættes huset (13, 17, 40) og tages af huset (13, 17, 40), - hvor drivfingrene (54) virker på glideren (50) på en sådan måde, at glideren (50) bevæges fra den første position til den anden position, når enheden (2) tages af huset (13, 17, 40), - en koblingsmuffe (51) på glideren (50) og - en indsatsmuffe (61) på enheden (2), hvilken indsatsmuffe (61) virker på koblingsmuffen (51) og holder glideren (50) i den første position, når enheden (2) er sat på huset (13, 17, 40) .
2. Drivmekanisme ifølge krav 1, hvor enheden (2) omfatter en patronfastholdelsesdel (11).
3. Drivmekanisme ifølge krav 1 eller 2, der yderligere omfatter: - en kontaktflade (53) på glideren (50) og en elastisk del (31), der er disponeret til at holde stopdelen (26) i kontakt med drivdelen (20) og med kontaktfladen (53) på glideren (50) og drivdelen (20) i kontakt med rotationsdelen (21).
4. Drivmekanisme ifølge et af kravene 1 til 3, hvor glideren (50) er en muffe.
5. Drivmekanisme ifølge krav 4, hvor glideren (50) omgiver drivdelen (20), kilen (52) er formet af en indre væg på glideren (50), kilen (52) udvides mod rotationsdelen (21), drivfingrene (54) er placeret i en ydre periferi af drivdelen (20), og drivdelen (20) er anbragt, så drivfingrene (54) udgår mod rotationsdelen (21).
6. Drivmekanisme ifølge et af kravene 1 til 5, hvor aftagning af enheden (2) åbner mulighed for nulstilling af stempelstangen (12) .
7. Anordning til lægemiddelfremføring, der omfatter en drivmekanisme ifølge et at kravene 1 til 6.
8. Anordning til lægemiddelfremføring ifølge krav 7 i form af en injektor af pentype.
9. Anordning til lægemiddelfremføring ifølge krav 7 eller 8, hvor drivmekanismen er beregnet til indstilling og fremføring af en fast dosis.
DK11724424.4T 2010-06-11 2011-06-09 Drivmekanisme til en anordning til lægemiddelfremføring og anordning til lægemiddelfremføring DK2579929T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP10165649 2010-06-11
PCT/EP2011/059577 WO2011154491A1 (en) 2010-06-11 2011-06-09 Drive mechanism for a drug delivery device and drug delivery device

Publications (1)

Publication Number Publication Date
DK2579929T3 true DK2579929T3 (da) 2015-07-06

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DK11724424.4T DK2579929T3 (da) 2010-06-11 2011-06-09 Drivmekanisme til en anordning til lægemiddelfremføring og anordning til lægemiddelfremføring

Country Status (6)

Country Link
US (1) US9381306B2 (da)
EP (1) EP2579929B1 (da)
JP (1) JP5818882B2 (da)
CA (1) CA2801873A1 (da)
DK (1) DK2579929T3 (da)
WO (1) WO2011154491A1 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8834449B2 (en) 2012-01-23 2014-09-16 Ikomed Technologies, Inc. Mixing syringe
US9751056B2 (en) 2012-01-23 2017-09-05 Merit Medical Systems, Inc. Mixing syringe
US10105493B2 (en) * 2013-04-10 2018-10-23 Sanofi Drive mechanism for a drug delivery device
EP3041542A1 (en) * 2013-09-03 2016-07-13 Sanofi Drive mechanism for a drug delivery device
JP6298541B2 (ja) 2014-04-30 2018-03-20 キンバリー クラーク ワールドワイド インコーポレイテッド 経皮的薬物送達装置のコントローラ部分および方法
WO2016091554A1 (en) 2014-12-12 2016-06-16 Carebay Europe Ltd Dose setting mechanism and medicament delivery device comprising the dose setting mechanism
EP3485935A1 (en) * 2017-11-21 2019-05-22 Tecpharma Licensing AG A one way coupling for an injection or an infusion device
JP7394498B2 (ja) * 2020-04-28 2023-12-08 群康生技股▲分▼有限公司 注射器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8809115D0 (en) * 1988-04-18 1988-05-18 Turner R C Syringes
GB0007071D0 (en) 2000-03-24 2000-05-17 Sams Bernard One-way clutch mechanisms and injector devices
PT2258424E (pt) 2001-05-16 2013-03-28 Lilly Co Eli Aparelho injector de medicamento
CA2448726C (en) * 2001-07-16 2012-01-31 Eli Lilly And Company Medication dispensing apparatus configured for rotate to prime and pull/push to inject functionality
DE10229138B4 (de) * 2002-06-28 2008-01-31 Tecpharma Licensing Ag Produktausschüttvorrichtung mit Kolbenstangen-Eilrücksetzung
DE10237258B4 (de) * 2002-08-14 2006-09-21 Tecpharma Licensing Ag Injektionsvorrichtung
DE202008014334U1 (de) 2007-10-17 2009-02-26 Haselmeier S.A.R.L. Injektionsgerät

Also Published As

Publication number Publication date
US20130131605A1 (en) 2013-05-23
EP2579929A1 (en) 2013-04-17
WO2011154491A1 (en) 2011-12-15
US9381306B2 (en) 2016-07-05
EP2579929B1 (en) 2015-04-01
CA2801873A1 (en) 2011-12-15
JP2013528093A (ja) 2013-07-08
JP5818882B2 (ja) 2015-11-18

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