DK3843818T3 - Forbedret doseringsmekanisme og injektionsanordning - Google Patents

Forbedret doseringsmekanisme og injektionsanordning Download PDF

Info

Publication number
DK3843818T3
DK3843818T3 DK19758414.7T DK19758414T DK3843818T3 DK 3843818 T3 DK3843818 T3 DK 3843818T3 DK 19758414 T DK19758414 T DK 19758414T DK 3843818 T3 DK3843818 T3 DK 3843818T3
Authority
DK
Denmark
Prior art keywords
injection device
dosing mechanism
improved dosing
improved
injection
Prior art date
Application number
DK19758414.7T
Other languages
English (en)
Inventor
Michael Dahmen
Hannes Obex
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 DK3843818T3 publication Critical patent/DK3843818T3/da

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
    • 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
    • A61M5/31533—Dosing mechanisms, i.e. setting a dose
    • A61M5/31535—Means improving security or handling thereof, e.g. blocking means, means preventing insufficient dosing, means allowing correction of overset dose
    • A61M5/31541—Means preventing setting of a dose beyond the amount remaining in the cartridge
    • 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
    • A61M5/31533—Dosing mechanisms, i.e. setting a dose
    • A61M5/31535—Means improving security or handling thereof, e.g. blocking means, means preventing insufficient dosing, means allowing correction of overset dose
    • A61M5/31543—Means 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
    • 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
    • A61M5/31533—Dosing mechanisms, i.e. setting a dose
    • A61M5/31545—Setting modes for dosing
    • A61M5/31548—Mechanically operated dose setting member
    • A61M5/3155—Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe
    • A61M5/31551—Mechanically 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
    • 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
    • A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
    • A61M5/31576—Constructional features or modes of drive mechanisms for piston rods
    • A61M5/31583—Constructional 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
    • A61M5/31585—Constructional 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
    • 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
    • A61M5/24—Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic
    • A61M2005/2403—Ampoule inserted into the ampoule holder
    • A61M2005/2407—Ampoule inserted into the ampoule holder from the rear
    • 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
    • A61M2005/3125—Details specific display means, e.g. to indicate dose setting
    • A61M2005/3126—Specific display means related to dosing

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)
DK19758414.7T 2018-08-29 2019-08-27 Forbedret doseringsmekanisme og injektionsanordning DK3843818T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18191426 2018-08-29
PCT/EP2019/072760 WO2020043686A1 (en) 2018-08-29 2019-08-27 Improved metering mechanism and injection device

Publications (1)

Publication Number Publication Date
DK3843818T3 true DK3843818T3 (da) 2022-08-29

Family

ID=63449225

Family Applications (1)

Application Number Title Priority Date Filing Date
DK19758414.7T DK3843818T3 (da) 2018-08-29 2019-08-27 Forbedret doseringsmekanisme og injektionsanordning

Country Status (6)

Country Link
US (1) US20210244891A1 (da)
EP (1) EP3843818B1 (da)
JP (1) JP7374181B2 (da)
CN (1) CN112638451B (da)
DK (1) DK3843818T3 (da)
WO (1) WO2020043686A1 (da)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9007113D0 (en) 1990-03-29 1990-05-30 Sams Bernard Dispensing device
CN100431631C (zh) * 2002-10-01 2008-11-12 贝克顿·迪金森公司 药物输送笔
US8647309B2 (en) 2008-05-02 2014-02-11 Sanofi-Aventis Deutschland Gmbh Medication delivery device
WO2010072229A1 (de) * 2008-12-22 2010-07-01 Tecpharma Licensing Ag Dosiervorrichtung für eine injektionsvorrichtung
JP6002130B2 (ja) 2010-08-06 2016-10-05 サノフィ−アベンティス・ドイチュラント・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング 薬物送達デバイス用のアセンブリ、ピストンロッド及び薬物送達デバイス
WO2012069085A1 (de) * 2010-11-25 2012-05-31 Tecpharma Licensing Ag Dosiervorrichtung für eine injektionsvorrichtung
JP6448624B2 (ja) * 2013-05-27 2019-01-09 サノフィ−アベンティス・ドイチュラント・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング 薬物送達デバイス用の駆動アセンブリ、および薬物送達デバイス
WO2018041899A1 (en) * 2016-08-31 2018-03-08 Novo Nordisk A/S Drug delivery device with over-torque protection mechanism

Also Published As

Publication number Publication date
CN112638451B (zh) 2023-05-23
CN112638451A (zh) 2021-04-09
JP7374181B2 (ja) 2023-11-06
US20210244891A1 (en) 2021-08-12
JP2021534894A (ja) 2021-12-16
EP3843818A1 (en) 2021-07-07
WO2020043686A1 (en) 2020-03-05
EP3843818B1 (en) 2022-06-08

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