JP2002506379A - 注射装置の改良 - Google Patents
注射装置の改良Info
- Publication number
- JP2002506379A JP2002506379A JP55262499A JP55262499A JP2002506379A JP 2002506379 A JP2002506379 A JP 2002506379A JP 55262499 A JP55262499 A JP 55262499A JP 55262499 A JP55262499 A JP 55262499A JP 2002506379 A JP2002506379 A JP 2002506379A
- Authority
- JP
- Japan
- Prior art keywords
- drive
- spring
- capsule
- trigger
- needle
- 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
- 238000002347 injection Methods 0.000 title claims abstract description 19
- 239000007924 injection Substances 0.000 title claims abstract description 19
- 230000006872 improvement Effects 0.000 title description 2
- 239000002775 capsule Substances 0.000 claims abstract description 29
- 239000003814 drug Substances 0.000 claims abstract description 4
- 229940079593 drug Drugs 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 20
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 238000005755 formation reaction Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 230000004913 activation Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 108090000765 processed proteins & peptides Proteins 0.000 claims 1
- 230000004888 barrier function Effects 0.000 abstract description 8
- 230000009471 action Effects 0.000 description 2
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 1
- 101100327310 Caenorhabditis elegans emb-27 gene Proteins 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
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
- A61M5/20—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
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M2005/206—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
- A61M5/31—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
- A61M5/3202—Devices for protection of the needle before use, e.g. caps
- A61M5/3204—Needle cap remover, i.e. devices to dislodge protection cover from needle or needle hub, e.g. deshielding devices
-
- 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
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/3257—Semi-automatic sleeve extension, i.e. in which triggering of the sleeve extension requires a deliberate action by the user, e.g. manual release of spring-biased extension means
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 (1)
- 【特許請求の範囲】 1. 前端に針を有する充填カプセルとバネ駆動機構とを支持しているバレル状 本体を有し、前記バネ駆動機構が、解放されたときカプセルを前方に駆動して本 体から針を突き出させて該針を通して投与薬を射出させ、そのあとカプセルと針 を引き込ませることのできる、ワンショット注射装置であって、前記バネ駆動機 構が、駆動バネ、該駆動バネによって作動する、最初第一のトリガーによって後 方位置に保持されている中空駆動部材、駆動部材と、前端がカプセル内のピスト ンを形成または該ピストンに作用するプランジャーの後端との間の接触部材、カ プセルと本体との間で作用する戻りバネ、および第二のトリガーから成り、該第 二のトリガーが、駆動部材が前方位置にあるとき、接触部材を、駆動部材に対す る係合位置から、戻りバネが接触部材をカプセルおよびそのプランジャーによっ て後方に押すように作用し、それによって針を引き込ませることのできる非係合 位置まで動かすように作動しうる、ことを特徴とするワンショット注射装置。 2. 第一のトリガーを保護するか、または前記注射装置に装填が行われるとき 、第一のトリガーが偶発的に動作することを防ぐためのとりはずし可能な手段を 含むことを特徴とする請求項1記載の装置。 3. 駆動バネがコイルバネであり、該コイルバネが解除されたとき、駆動部材 とカプセルを前方に打ち出し、プランジャーにより、針を突き出して、次に針を 通して投与薬を射出し、このとき、カプセルの液体内容物が、針が貫入している 間、固体として作用することを特徴とする請求項1または2記載の装置。 4. 駆動部材が、両端が開いていて、駆動バネが作用する、後方に面した肩を 有するシリンダーであって、駆動バネの他端がバレルの閉鎖後端に対して作用す ることを特徴とする請求項3記載の方法。 5. 戻りバネが、コイルバネであって、該コイルバネがカプセルを包囲し、か つ駆動バネに対してほとんど抵抗を与えないことを特徴とする請求項1から4の 中のいずれか1つに記載の装置。 6. 接触部材が、駆動部材と連結しておらず、その係合位置において、駆動部 材の前方に面した肩形成部に対して周縁で保持されており、また、第二のトリガ ーの作動により、接触部材が非係合位置に動かされて前記肩から離れ、この位置 で、接触部材が駆動部材によって自由に後方に押されることを特徴とする請求項 1から5の中のいずれか1つに記載の装置。 7. 係合位置から非係合位置への移動が、バレルの横方向になされることを特 徴とする請求項6の装置。 8. 係合位置から非係合位置への移動が、バレルの軸のまわりの回転によって なされることを特徴とする請求項6の装置。 9. 接触部材が、駆動部材に対して丁番付けされ、その係合位置において、バ レル上の戻り止めと協同する、丁番と直径方向に対向する形成物によって、駆動 部材の通路を横断するように保持されており、また係合位置から非係合位置への 移動が、第二のトリガーによって行われ、該トリガーが前記形成物を戻り止めか ら解放し、それによって接触部材が丁番によって後退し、プランジャーのための 通路が開けられるようにすることを特徴とする請求項1から5の中のいずれか1 つに記載の装置。 10.駆動部材と接触部材がプラスチック材料によって一体成形され、このとき 、薄いウェブが丁番を形成し、前記形成物の戻り止めからの解放のための、接触 部材の半径方向移動を可能にすることを特徴とする請求項9の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9808408.0 | 1998-04-18 | ||
GBGB9808408.0A GB9808408D0 (en) | 1998-04-18 | 1998-04-18 | Improvements relating to injection devices |
PCT/GB1999/001184 WO1999053979A1 (en) | 1998-04-18 | 1999-04-16 | Injection device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2002506379A true JP2002506379A (ja) | 2002-02-26 |
JP3801654B2 JP3801654B2 (ja) | 2006-07-26 |
Family
ID=10830673
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP55262499A Expired - Fee Related JP3801654B2 (ja) | 1998-04-18 | 1999-04-16 | 注射装置の改良 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6159181A (ja) |
EP (1) | EP0991441B1 (ja) |
JP (1) | JP3801654B2 (ja) |
DE (1) | DE69913459T2 (ja) |
GB (1) | GB9808408D0 (ja) |
WO (1) | WO1999053979A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006526446A (ja) * | 2003-06-05 | 2006-11-24 | オウエン マンフォード リミティド | 注射器発射機構 |
JP2006528040A (ja) * | 2003-07-22 | 2006-12-14 | セイフティ・シリンジーズ・インコーポレイテッド | ニードルガード付き自動医療用注射のためのシステムおよび方法 |
WO2008013149A1 (fr) * | 2006-07-28 | 2008-01-31 | Taisei Kako Co., Ltd. | Dispositif de décharge de volume constant |
JP2009514573A (ja) * | 2005-11-03 | 2009-04-09 | テクファーマ・ライセンシング・アクチェンゲゼルシャフト | 自動注射器の容器交換のための手順制御 |
JP2009538663A (ja) * | 2006-06-01 | 2009-11-12 | シラグ・ゲーエムベーハー・インターナショナル | トリガー上に制動手段を備えた注入装置 |
JP2014502879A (ja) * | 2010-12-21 | 2014-02-06 | 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 | 自動注射器 |
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GB9803084D0 (en) * | 1998-02-14 | 1998-04-08 | Owen Mumford Ltd | Improvements relating to medical injection devices |
GB9903475D0 (en) * | 1999-02-17 | 1999-04-07 | Owen Mumford Ltd | Improvements relating to injection devices |
US6986760B2 (en) | 2000-08-02 | 2006-01-17 | Becton, Dickinson And Company | Pen needle and safety shield system |
EP1313520B1 (en) | 2000-08-02 | 2016-08-31 | Becton Dickinson and Company | Pen needle and safety shield system |
US6830562B2 (en) | 2001-09-27 | 2004-12-14 | Unomedical A/S | Injector device for placing a subcutaneous infusion set |
BR0307589A (pt) | 2002-02-11 | 2005-02-01 | Antares Pharma Inc | Dispositivo de injeção intradérmica |
US6912417B1 (en) * | 2002-04-05 | 2005-06-28 | Ichor Medical Systmes, Inc. | Method and apparatus for delivery of therapeutic agents |
GB2396298A (en) * | 2002-12-17 | 2004-06-23 | Pa Consulting Services | Injection device and drive coupling |
US6979316B1 (en) | 2002-05-23 | 2005-12-27 | Seedlings Life Science Ventures Llc | Apparatus and method for rapid auto-injection of medication |
WO2003103750A1 (en) * | 2002-06-05 | 2003-12-18 | Elan Pharma International Limited | Injector adapter and combination thereof |
US7097634B2 (en) * | 2002-07-31 | 2006-08-29 | Alza Corporation | Injection device providing automatic needle retraction |
US7381184B2 (en) * | 2002-11-05 | 2008-06-03 | Abbott Diabetes Care Inc. | Sensor inserter assembly |
CH695926A5 (de) * | 2002-11-25 | 2006-10-31 | Tecpharma Licensing Ag | Vorrichtung zum automatischen Injizieren eines Wirkstoffes. |
GB2396816A (en) * | 2002-12-17 | 2004-07-07 | Pa Consulting Services | Injection device |
AU2003300080A1 (en) * | 2002-12-27 | 2004-07-29 | Medsolve Technologies, L.L.C. | Safety system for syringe |
WO2005009519A1 (en) | 2003-07-31 | 2005-02-03 | Sid Technologies Llc | Syringe with automatically triggered safety sleeve |
US20050027255A1 (en) * | 2003-07-31 | 2005-02-03 | Sid Technologies, Llc | Automatic injector |
US8932264B2 (en) | 2003-08-11 | 2015-01-13 | Becton, Dickinson And Company | Medication delivery pen assembly with needle locking safety shield |
DE10342058B4 (de) * | 2003-09-11 | 2007-10-25 | Tecpharma Licensing Ag | Verabreichungsvorrichtung für ein injizierbares Produkt mit einer Auslösesicherung |
IL157984A (en) | 2003-09-17 | 2015-02-26 | Dali Medical Devices Ltd | Automatic needle |
IL157981A (en) | 2003-09-17 | 2014-01-30 | Elcam Medical Agricultural Cooperative Ass Ltd | Auto injector |
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US7850658B2 (en) * | 2003-11-10 | 2010-12-14 | Smiths Medical Asd, Inc. | Subcutaneous infusion device and method including release feature for adhesive portion |
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- 1999-04-16 JP JP55262499A patent/JP3801654B2/ja not_active Expired - Fee Related
- 1999-04-16 WO PCT/GB1999/001184 patent/WO1999053979A1/en active IP Right Grant
- 1999-04-16 EP EP99918101A patent/EP0991441B1/en not_active Expired - Lifetime
- 1999-04-16 US US09/446,186 patent/US6159181A/en not_active Expired - Lifetime
- 1999-04-16 DE DE69913459T patent/DE69913459T2/de not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006526446A (ja) * | 2003-06-05 | 2006-11-24 | オウエン マンフォード リミティド | 注射器発射機構 |
JP2006528040A (ja) * | 2003-07-22 | 2006-12-14 | セイフティ・シリンジーズ・インコーポレイテッド | ニードルガード付き自動医療用注射のためのシステムおよび方法 |
JP2009514573A (ja) * | 2005-11-03 | 2009-04-09 | テクファーマ・ライセンシング・アクチェンゲゼルシャフト | 自動注射器の容器交換のための手順制御 |
JP2009538663A (ja) * | 2006-06-01 | 2009-11-12 | シラグ・ゲーエムベーハー・インターナショナル | トリガー上に制動手段を備えた注入装置 |
WO2008013149A1 (fr) * | 2006-07-28 | 2008-01-31 | Taisei Kako Co., Ltd. | Dispositif de décharge de volume constant |
JP2014502879A (ja) * | 2010-12-21 | 2014-02-06 | 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 | 自動注射器 |
Also Published As
Publication number | Publication date |
---|---|
JP3801654B2 (ja) | 2006-07-26 |
DE69913459T2 (de) | 2004-10-21 |
WO1999053979A1 (en) | 1999-10-28 |
EP0991441A1 (en) | 2000-04-12 |
GB9808408D0 (en) | 1998-06-17 |
US6159181A (en) | 2000-12-12 |
DE69913459D1 (de) | 2004-01-22 |
EP0991441B1 (en) | 2003-12-10 |
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