JPH07509170A - 注射器に関する改良点 - Google Patents
注射器に関する改良点Info
- Publication number
- JPH07509170A JPH07509170A JP6525169A JP52516994A JPH07509170A JP H07509170 A JPH07509170 A JP H07509170A JP 6525169 A JP6525169 A JP 6525169A JP 52516994 A JP52516994 A JP 52516994A JP H07509170 A JPH07509170 A JP H07509170A
- Authority
- JP
- Japan
- Prior art keywords
- syringe
- plunger
- drive means
- capsule
- tubular member
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/3159—Dose expelling manners
- A61M5/31593—Multi-dose, i.e. individually set dose repeatedly administered from the same medicament reservoir
- A61M5/31595—Pre-defined multi-dose administration by repeated overcoming of means blocking the free advancing movement of piston rod, e.g. by tearing or de-blocking
-
- 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
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M5/2033—Spring-loaded one-shot injectors with or without automatic needle insertion
-
- 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
- A61M5/31555—Mechanically operated dose setting member by purely axial movement of dose setting member, e.g. during setting or filling of a syringe
-
- 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; Drive mechanisms or modes for piston rods
- A61M5/31578—Constructional features; Drive mechanisms or modes for piston rods the piston rod being moved by the axial movement of a component directly in contact with it
- A61M5/3158—Constructional features; Drive mechanisms or modes for piston rods the piston rod being moved by the axial movement of a component directly in contact with it the component being manually operated or triggered by an axially moving actuator operated by user, e.g. an axially movable 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
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M5/206—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically with automatic needle insertion
-
- 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 cartridges, e.g. automatic
-
- 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
- A61M5/46—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 having means for controlling depth of insertion
-
- 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
- A61M5/50—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 having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
- A61M5/5013—Means for blocking the piston or the fluid passageway to prevent illegal refilling of a syringe
- A61M5/502—Means for blocking the piston or the fluid passageway to prevent illegal refilling of a syringe for blocking the piston
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)
Abstract
Description
Claims (10)
- 1.カプセル(5)から流体を連続的に注入するための長尺円筒形本体(1)を 備えた注射器であって、カプセル(5)は、限度位置間を長手方向に運搬され、 一方の前端に針(8)を備え他方の端には後方へ延び針(8)を介して投与量を 射出させるプランジャ(11)を備え、 前記注射器は、更に、付勢されたときに第一の位置でブランジャ(11)に嵌合 してそれを前方に押しやるように構成され移動距離の限定されたばね駆動手段( 23、29)で構成され、 前記駆動手段は、第一段階で、液圧による固定作用によって後端から前側の限界 位置までカプセル(5)を移動させて本体から針(8)を突出させ、第二段階で 、プランジャ(11)だけを押し込んで一回分の投与量を発射させ、 前記注射器は、更に、前記駆動手段(23、29)を再度付勢しカプセル(5) を後ろ側の限界地点へと後退させるための手動式始動準備手段(24)で構成さ れ、前記プランジャ(11)は、ばね駆動手段(23、29)が第一位置より後 方の第二位置でプランジャに再度嵌合するまでカプセル(8)と供に運搬され、 前記注射器は、更に、始動準備後に付勢されたばね駆動手段(23、29)を解 放可能に保持するための手段(25、28)で構成される、 ことを特徴とする注射器。
- 2.前記プランジャ(11)と駆動手段(23、29)とは、駆動方向に爪(2 1)と爪車(12)とを相互に嵌合させていることを特徴とする請求項1に記載 の注射器。
- 3.前記爪車の歯(12)はプランジャ(11)上に形成され前記爪(12)は 駆動手段(23,29)上に形成されていることを特徴とする請求項2に記載の 注射器。
- 4.前記カプセル(5)は停止位置(16、31)によって制限される範囲内を 本体の長手方向に移動可能な搬送部(4)に搭載されることを特徴とする請求項 1、2あるいは3に記載の注射器。
- 5.前記搬送部(4)には、爪車の歯(12)とから動き継手(18、19)と を駆動手段(23、29)に嵌合させるための爪(13)があり、このため、駆 動動作の第二段階には、から動き継手(18、19)によって駆動手段(23、 29)と搬送部(4)とが相対的に移動するのに伴い後端へ変位した歯(12) に搬送部の爪(13)が嵌合し、これによって、始動準備段階には、から動き継 手(18、19)によって移動部(4)と駆動手段(23、29)の両方が確実 に後退し駆動手段(23、29)の爪(21)が後端へ変位した歯(12)に嵌 合することを特徴とする請求項3および4に記載の注射器。
- 6.前記駆動手段(23、29)はプランジャ(11)上に延びる管状部材(2 3)とそれを包囲し本体(1)に有効に作用するコイルばね手段(29)とで構 成されることを特徴とする請求項1〜5のいずれかに記載の注射器。
- 7.前記始動準備手段は本体(1)の後端でアクセス可能な管状部材(23)の 端部に形成されたノブであることを特徴とする請求項6に記載の注射器。
- 8.前記駆動手段(23、29)を解放可能に保持するための手段(25、28 )は本体(1)によって運搬され、前記管状部材(23)が予め設定された量だ け本体から後退したときに管状部材(23)上に形成された移動止め(25)に 嵌合するように配置された揚がり止め(26)であることを特徴とする請求項6 または7に記載の注射器。
- 9.前記揚がり止め(26)は、本体(1)の外側からアクセス可能に互いに対 向しており、後退したときに前記管状部材上の互いに対向する移動止め(25) に嵌合するように前記管状部材(23)を包囲した格好で前記本体内に配置され た弾力のある織布(28)に結合するパッド(27)で構成され、前記パッド( 27)を圧搾することによって前記移動止め(25)から織布(28)を解放さ せることを特徴とする請求項8に記載の注射器。
- 10.前記移動止め(25)あるいは各移動止め(25)は、前記管状部材(2 3)が予め設定された後退位置に到達したときに揚がり止め(26)にパチンと 嵌合することを特徴とする請求項8あるいは9に記載の注射器。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9310163.2 | 1993-05-18 | ||
| GB939310163A GB9310163D0 (en) | 1993-05-18 | 1993-05-18 | Improvements relating to injection devices |
| PCT/GB1994/001036 WO1994026331A1 (en) | 1993-05-18 | 1994-05-13 | Improvements relating to injection devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07509170A true JPH07509170A (ja) | 1995-10-12 |
| JP3549205B2 JP3549205B2 (ja) | 2004-08-04 |
Family
ID=10735636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP52516994A Expired - Lifetime JP3549205B2 (ja) | 1993-05-18 | 1994-05-13 | 注射器に関する改良点 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5643214A (ja) |
| EP (1) | EP0651662B1 (ja) |
| JP (1) | JP3549205B2 (ja) |
| DE (1) | DE69420511T2 (ja) |
| GB (1) | GB9310163D0 (ja) |
| WO (1) | WO1994026331A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013512707A (ja) * | 2009-12-03 | 2013-04-18 | 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 |
| JP2021098142A (ja) * | 2015-01-21 | 2021-07-01 | アンタレス・ファーマ・インコーポレーテッド | 可変投与量を有する注入デバイス |
Families Citing this family (126)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| DK0848623T3 (da) | 1996-07-05 | 2004-02-16 | Tecpharma Licensing Ag | Injektionsapparat til injicering af væske |
| ATE307628T1 (de) * | 1996-07-05 | 2005-11-15 | Tecpharma Licensing Ag | Injektionsgerät zum injizieren von flüssigkeit |
| US6607509B2 (en) * | 1997-12-31 | 2003-08-19 | Medtronic Minimed, Inc. | Insertion device for an insertion set and method of using the same |
| US5851197A (en) * | 1997-02-05 | 1998-12-22 | Minimed Inc. | Injector for a subcutaneous infusion set |
| US20070142776A9 (en) * | 1997-02-05 | 2007-06-21 | Medtronic Minimed, Inc. | Insertion device for an insertion set and method of using the same |
| DE19717107B4 (de) | 1997-04-23 | 2005-06-23 | Disetronic Licensing Ag | System aus Behältnis und Antriebsvorrichtung für einen Kolben, der in dem ein Medikamentfluid enthaltenden Behältnis gehalten ist |
| CN101141799B (zh) | 1997-04-24 | 2011-06-22 | 株式会社Ntt都科摩 | 移动通信方法和移动通信系统 |
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| WO1999022792A1 (en) * | 1997-11-03 | 1999-05-14 | Ermanno Greco | Self-injection device |
| EP1032444B1 (de) | 1997-11-17 | 2004-05-19 | Tecpharma Licensing AG | Nadelpenetrationsvorrichtung |
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| DE19755125B4 (de) | 1997-12-11 | 2006-04-20 | Tecpharma Licensing Ag | Nadelschutzvorrichtung für Injektionsgeräte |
| DE19821933C1 (de) * | 1998-05-15 | 1999-11-11 | Disetronic Licensing Ag | Vorrichtung zur Verabreichung eines injizierbaren Produkts |
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| DE19822031C2 (de) * | 1998-05-15 | 2000-03-23 | Disetronic Licensing Ag | Autoinjektionsgerät |
| DE19900827C1 (de) * | 1999-01-12 | 2000-08-17 | Disetronic Licensing Ag | Vorrichtung zur dosierten Verabreichung eines injizierbaren Produkts |
| DE19900792C1 (de) | 1999-01-12 | 2000-06-15 | Disetronic Licensing Ag | Vorrichtung zur Verabreichung eines injizierbaren Produkts |
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| DE19925904C1 (de) * | 1999-06-07 | 2001-02-01 | Disetronic Licensing Ag | Vorrichtung zur subkutanen Verabreichung eines injizierbaren Produkts |
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| DE3163728D1 (en) * | 1980-04-08 | 1984-06-28 | Greater Glasgow Health Board | Dispensing device |
| US4394863A (en) * | 1981-10-23 | 1983-07-26 | Survival Technology, Inc. | Automatic injector with cartridge having separate sequentially injectable medicaments |
| DE3645245C2 (de) * | 1986-11-14 | 1994-01-27 | Haselmeier Wilhelm Fa | Injektionsgerät |
| DE3715258C2 (de) * | 1987-05-08 | 1996-10-31 | Haselmeier Wilhelm Fa | Injektionsgerät |
| GB9111600D0 (en) * | 1991-05-30 | 1991-07-24 | Owen Mumford Ltd | Improvements relating to injection devices |
-
1993
- 1993-05-18 GB GB939310163A patent/GB9310163D0/en active Pending
-
1994
- 1994-05-13 JP JP52516994A patent/JP3549205B2/ja not_active Expired - Lifetime
- 1994-05-13 WO PCT/GB1994/001036 patent/WO1994026331A1/en not_active Ceased
- 1994-05-13 US US08/373,322 patent/US5643214A/en not_active Expired - Lifetime
- 1994-05-13 EP EP94915223A patent/EP0651662B1/en not_active Expired - Lifetime
- 1994-05-13 DE DE69420511T patent/DE69420511T2/de not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013512707A (ja) * | 2009-12-03 | 2013-04-18 | 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 |
| US9022992B2 (en) | 2009-12-03 | 2015-05-05 | Sanofi-Aventis Deutschland Gmbh | Drug delivery device |
| JP2021098142A (ja) * | 2015-01-21 | 2021-07-01 | アンタレス・ファーマ・インコーポレーテッド | 可変投与量を有する注入デバイス |
Also Published As
| Publication number | Publication date |
|---|---|
| DE69420511D1 (de) | 1999-10-14 |
| DE69420511T2 (de) | 2000-02-10 |
| GB9310163D0 (en) | 1993-06-30 |
| WO1994026331A1 (en) | 1994-11-24 |
| JP3549205B2 (ja) | 2004-08-04 |
| EP0651662A1 (en) | 1995-05-10 |
| EP0651662B1 (en) | 1999-09-08 |
| US5643214A (en) | 1997-07-01 |
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