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DK2996743T3 - Indretning til en lægemiddeladministrationsanordning og lægemiddeladministrationsanordning - Google Patents

Indretning til en lægemiddeladministrationsanordning og lægemiddeladministrationsanordning Download PDF

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Publication number
DK2996743T3
DK2996743T3 DK14723059.3T DK14723059T DK2996743T3 DK 2996743 T3 DK2996743 T3 DK 2996743T3 DK 14723059 T DK14723059 T DK 14723059T DK 2996743 T3 DK2996743 T3 DK 2996743T3
Authority
DK
Denmark
Prior art keywords
dose
housing
piston rod
drug delivery
cartridge holder
Prior art date
Application number
DK14723059.3T
Other languages
English (en)
Inventor
Andreas Bernert
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 DK2996743T3 publication Critical patent/DK2996743T3/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
    • A61M5/31535Means 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
    • A61M5/20Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
    • 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
    • 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
    • A61M5/31553Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe without 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
    • A61M5/31565Administration 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
    • 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
    • A61M2005/2477Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic comprising means to reduce play of ampoule within ampoule holder, e.g. springs
    • 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/58Means for facilitating use, e.g. by people with impaired vision
    • A61M2205/581Means for facilitating use, e.g. by people with impaired vision by audible feedback
    • 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
    • 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
    • A61M5/31541Means preventing setting of a dose beyond the amount remaining in the cartridge

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 (16)

1. Indretning (2) til anvendelse i en lægemiddeladministrationsanordning (1) , 5 der omfatter en patron (14), et hus (7) og en patronholder (15), hvor patronholderen (15) er aftageligt fastgjort til huset (7) , og omfatter en stempelstang (3) , der er konfigureret til at blive bevæget fra en startposition til en slutposition til ) dispensering af en dosis medikament, når patronholderen (15) er fastgjort til huset (7), og hvor stempelstangen (3) er konfigureret til at blive nulstillet til startpositionen, når patronholderen (15) afmonteres fra huset (7), og omfatter et fleksibelt element (30), hvor det fleksible 5 element (30) er konfigureret til aksialt at fiksere patronen i patronholderen (15), når patronholderen (15) er fastgjort til huset (7), og yderligere omfatter et styreelement (8), der er i gevindindgreb med stempelstangen (3), hvor det fleksible ) element (30) er konfigureret til at fiksere styreelementet (8) i forhold til huset (7) på lægemiddeladministrationsanordningen (1) der er kendetegnet ved, at det fleksible element er fastspændt mellem patronen (14) og styreelementet (8), når patronholderen 5 (15) er fastgjort til huset (7), og ved, at det fleksible element (30) er konfigureret til at hindre en aksial og rotationel bevægelse af styreelementet (8), når patronholderen (15) er fastgjort til huset (7), ved udøvelse af en kraft på styreelementet (8), således at ) styreelementet (8) påvirkes mod en proksimal ende af lægemiddeladministrationsanordningen (1), hvorved styreelementet fastholdes i indgreb med indgrebsmidlet i huset (7) .
2. Indretning (2) ifølge krav 1, hvor det fleksible element (30) er konfigureret som en flad fjeder.
3. Indretning (2) ifølge et hvilket som helst af ovennævnte krav, hvor det fleksible element (30) er fikseret til styreelementet (8) .
4. Indretning (2) ifølge et hvilket som helst af ovennævnte 5 krav, hvor styreelementet (8) er frigjort fra indgreb med huset (7), når lægemiddeladministrationsanordningen er i en adskilt tilstand, hvorved det gøres i stand til at bevæge sig aksialt i forhold til huset (7).
) 5. Indretning (2) ifølge et hvilket som helst af ovennævnte krav, hvor stempelstangen (3) er konfigureret til at rotere gennem styreelementet (8) under dispensering af en dosis.
6. Indretning (2) ifølge et hvilket som helst af ovennævnte 5 krav, der omfatter en låsedel (17), der er fikseret i forhold til huset (7) under indstilling af en dosis og er konfigureret til at rotere i forhold til huset (7) under dispensering af en dosis, hvor en rotation af låsedelen (17) forårsager, at stempelstangen (3) bevæges i en distal retning, når ) lægemiddeladministrationsanordningen (1) er i en samlet tilstand.
7. Indretning (2) ifølge krav 6, hvor låsedelen (17) er konfigureret til at bevæge sig aksalt under dispensering af en 5 dosis.
8. Indretning (2) ifølge et hvilket som helst af kravene 6 eller 7, der omfatter en fjederdel (12), hvor relaksation af fjederdelen er konfigureret til at forårsage en rotation af ) låsedelen (17) i det mindste under dispensering af en dosis.
9. Indretning (2) ifølge krav 8, hvor låsedelen (17) er konfigureret til at hindre utilsigtet relaksation af fjederdelen (12) under nulstilling af stempelstangen (3).
10. Indretning (2) ifølge et hvilket som helst af kravene 6 til 9, hvor låsedelen (17) er i stand til at rotere i én retning under nulstilling af stempelstangen (3), og hvor rotation af låsedelen (17) i modsat retning hindres.
11. Indretning (2) ifølge et hvilket som helst af ovennævnte krav, der omfatter et drivelement (4), hvor rotation of 5 drivelementet (4) forårsager en rotationel og aksial bevægelse af stempelstangen (3) under dispensering af en dosis.
12. Indretning (2) ifølge krav 11, hvor låsedelen (17) er forbundet til stempelstangen ved hjælp af drivelementet (4). )
13. Indretning (2) ifølge krav 12, hvor drivelementet (4) er rotationsfikseret og aksialt bevægeligt i forhold til stempelstangen (3) .
14. Indretning (2) ifølge et hvilket som helst af ovennævnte krav, der omfatter en sidste-dosis-del (18), der er konfigureret til at hindre indstilling af en dosis, der er større end mængden af et lægemiddel, der er tilbage i lægemiddeladministrationsanordningen (1) . )
15. Indretning (2) ifølge et hvilket som helst af ovennævnte krav, hvor det fleksible element (30) er en integreret del af styreelementet (8) .
16. Lægemiddeladministrationsanordning (1), der omfatter en indretning (2) ifølge et hvilket som helst af kravene 1 til 15.
DK14723059.3T 2013-05-16 2014-05-08 Indretning til en lægemiddeladministrationsanordning og lægemiddeladministrationsanordning DK2996743T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP13167953 2013-05-16
PCT/EP2014/059403 WO2014184080A1 (en) 2013-05-16 2014-05-08 Assembly for a drug delivery device and drug delivery device

Publications (1)

Publication Number Publication Date
DK2996743T3 true DK2996743T3 (da) 2019-04-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
DK14723059.3T DK2996743T3 (da) 2013-05-16 2014-05-08 Indretning til en lægemiddeladministrationsanordning og lægemiddeladministrationsanordning

Country Status (7)

Country Link
US (1) US10149946B2 (da)
EP (1) EP2996743B1 (da)
JP (1) JP6490057B2 (da)
CN (1) CN105209091B (da)
DK (1) DK2996743T3 (da)
TR (1) TR201903611T4 (da)
WO (1) WO2014184080A1 (da)

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Also Published As

Publication number Publication date
CN105209091B (zh) 2019-12-10
WO2014184080A1 (en) 2014-11-20
US10149946B2 (en) 2018-12-11
US20160074589A1 (en) 2016-03-17
EP2996743A1 (en) 2016-03-23
EP2996743B1 (en) 2018-12-19
JP2016521187A (ja) 2016-07-21
JP6490057B2 (ja) 2019-03-27
CN105209091A (zh) 2015-12-30
TR201903611T4 (tr) 2019-04-22
HK1215551A1 (en) 2016-09-02

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