DK2601991T4 - Medicinsprøjte - Google Patents

Medicinsprøjte Download PDF

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Publication number
DK2601991T4
DK2601991T4 DK12007286.3T DK12007286T DK2601991T4 DK 2601991 T4 DK2601991 T4 DK 2601991T4 DK 12007286 T DK12007286 T DK 12007286T DK 2601991 T4 DK2601991 T4 DK 2601991T4
Authority
DK
Denmark
Prior art keywords
syringe
piston
main body
injection nozzle
chamber
Prior art date
Application number
DK12007286.3T
Other languages
English (en)
Other versions
DK2601991T3 (da
Inventor
Hideaki Kawamura
Original Assignee
Daikyo Seiko Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=47191469&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK2601991(T4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Daikyo Seiko Ltd filed Critical Daikyo Seiko Ltd
Publication of DK2601991T3 publication Critical patent/DK2601991T3/da
Application granted granted Critical
Publication of DK2601991T4 publication Critical patent/DK2601991T4/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
    • A61M5/178—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
    • A61M5/178—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
    • A61M5/31525—Dosing
    • A61M5/31531—Microsyringes, e.g. having piston bore diameter close or equal to needle shaft diameter
    • 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
    • A61M5/3129—Syringe barrels
    • A61M5/3137—Specially designed finger grip means, e.g. for easy manipulation of the syringe 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
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
    • A61M5/34—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
    • A61M5/347—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub rotatable, e.g. bayonet or screw

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 (7)

1. Medicinsprøjte med en (i) en sprøjtecylinder (2), (ii) stempel (3) og (iii) stempelstang (4), hvilken sprøjtecylinder (2) er forsynet med (a) et cylindrisk hovedlegeme (21), der deri definerer et kammer (211), der skal fyldes med en medicinsk opløsning, hvor den indvendige diameter af kammeret er fra 1,0 til 3,00 mm; (b) en injektionsdysedel til injektion af den medicinske opløsning, hvor injektionsdysedelen (22) er udformet i en endedel af hovedlegemet og deri definerer en hul boring (221), der er i forbindelse med kammeret, hvor injektionsdysedelen (22) er forsynet med injektionsporten (25) til at sprøjte den medicinske blanding ud, (c) en åbning (23), der er udformet i en modsat endedel af hovedlegemet til modtagelse af stemplet og stangen, og (d) en flangedel (24), og hvor stempelstangen (4) er i form afen stang med stemplet (3), der er anbragt i en endedel deraf, og en stempelflange (42), der er udformet i en modsat endedel deraf, hvor kammeret (211) i hovedlegemet (21) og den hule boring (221) i injektionsdysedelen (22) har en samlet kapacitet på ikke mere end 0,5 ml, hvor kammeret (211) og den hule boring (221) er udformet på en sådan måde, at stemplet (3) kan glide i et område på fra 20 til 100 mm og kan glide væsketæt ind i den hule boring (221) af injektionsdysedelen (22) ud over kammeret (211), der er placeret i hovedlegemet (21), kendetegnet ved, at: - en del med reduceret diameter (29) er udformet inden i injektionsporten (25), og kammeret (211) og den hule boring (221) har samme diameter op til delen med reduceret diameter (29); og - et materiale af sprøjtecylinderen, der udgør medicinsprøjten, er et syntetisk resin; hvor injektionsdysedelen (22) endvidere er forsynet med et middel, der gør det muligt at sætte en sprøjtekanyle på injektionsdysedelen.
2. Medicinsprøjte ifølge krav 1, hvor midlet, der gør det muligt at sætte sprøjtekanylen på, er en luer-låstilslutning (27) til fast at fastgøre sprøjtekanylen.
3. Medicinsprøjte ifølge et af kravene 1 eller 2, hvor den medicinske opløsning forbliver i en mængde på ikke mere end 10 [mikrojl i sprøjtecylinderen (2) efter færdiggørelse afen injektion af den medicinske opløsning ved at skubbe stemplet (3) via stempelstangen (4).
4. Medicinsprøjte ifølge et af kravene 1 -3, hvor sprøjtecylinderens (2) flangedel (24) strækker sig ud over en længde på fra 15 til 50 mm fra den modsatte endedel.
5. Medicinsprøjte ifølge et af kravene 1 -4, hvor stempelstangen (4) og stemplet (3) er støbt i ét stykke.
6. Medicinsprøjte ifølge et af kravene 1-5, endvidere omfattende en hovedle-gemeforstærkning (28), der er udformet over et samlingsområde mellem hovedlegemet (21) og flangedelen (24).
7. Medicinsprøjte ifølge et af kravene 1-6, hvor sprøjtecylinderen (2) er udformet af et cyklisk olefinresin.
DK12007286.3T 2011-12-05 2012-10-23 Medicinsprøjte DK2601991T4 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011266309A JP2013116289A (ja) 2011-12-05 2011-12-05 医薬品用注射器

Publications (2)

Publication Number Publication Date
DK2601991T3 DK2601991T3 (da) 2016-03-29
DK2601991T4 true DK2601991T4 (da) 2019-04-23

Family

ID=47191469

Family Applications (1)

Application Number Title Priority Date Filing Date
DK12007286.3T DK2601991T4 (da) 2011-12-05 2012-10-23 Medicinsprøjte

Country Status (5)

Country Link
US (1) US9192725B2 (da)
EP (1) EP2601991B2 (da)
JP (1) JP2013116289A (da)
DK (1) DK2601991T4 (da)
ES (1) ES2561285T5 (da)

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US11624115B2 (en) 2010-05-12 2023-04-11 Sio2 Medical Products, Inc. Syringe with PECVD lubrication
US9878101B2 (en) 2010-11-12 2018-01-30 Sio2 Medical Products, Inc. Cyclic olefin polymer vessels and vessel coating methods
JP6095678B2 (ja) 2011-11-11 2017-03-15 エスアイオーツー・メディカル・プロダクツ・インコーポレイテッド 薬剤パッケージ用の不動態化、ｐＨ保護又は滑性皮膜、被覆プロセス及び装置
US9764093B2 (en) 2012-11-30 2017-09-19 Sio2 Medical Products, Inc. Controlling the uniformity of PECVD deposition
US9937099B2 (en) 2013-03-11 2018-04-10 Sio2 Medical Products, Inc. Trilayer coated pharmaceutical packaging with low oxygen transmission rate
EP2971228B1 (en) 2013-03-11 2023-06-21 Si02 Medical Products, Inc. Coated packaging
JP6228415B2 (ja) * 2013-09-27 2017-11-08 株式会社大協精工 注射筒および医療用の注射器
JP6673822B2 (ja) 2013-10-07 2020-03-25 エスアイオーツー・メディカル・プロダクツ・インコーポレイテッド 切り替え可能なプランジャー、フィルムコーテッドプランジャー及び関連のシリンジアセンブリ
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WO2021201074A1 (ja) 2020-03-31 2021-10-07 株式会社大協精工 医療用シリンジバレルおよびその包装体

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Also Published As

Publication number Publication date
EP2601991B1 (en) 2016-01-20
ES2561285T5 (es) 2019-06-21
EP2601991A1 (en) 2013-06-12
DK2601991T3 (da) 2016-03-29
US9192725B2 (en) 2015-11-24
JP2013116289A (ja) 2013-06-13
US20130144222A1 (en) 2013-06-06
ES2561285T3 (es) 2016-02-25
EP2601991B2 (en) 2019-03-13

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