JP4658956B2 - シリンジ用安全シールドシステム - Google Patents
シリンジ用安全シールドシステム Download PDFInfo
- Publication number
- JP4658956B2 JP4658956B2 JP2006539534A JP2006539534A JP4658956B2 JP 4658956 B2 JP4658956 B2 JP 4658956B2 JP 2006539534 A JP2006539534 A JP 2006539534A JP 2006539534 A JP2006539534 A JP 2006539534A JP 4658956 B2 JP4658956 B2 JP 4658956B2
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- JP
- Japan
- Prior art keywords
- barrel
- medical device
- shield body
- retainer
- cylindrical portion
- 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.)
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Links
- 239000003814 drug Substances 0.000 claims description 22
- 210000003813 thumb Anatomy 0.000 claims description 21
- 229940079593 drug Drugs 0.000 claims description 18
- 238000012377 drug delivery Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 2
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 230000003993 interaction Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 210000003811 finger Anatomy 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 208000032484 Accidental exposure to product Diseases 0.000 description 1
- 206010069803 Injury associated with device Diseases 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 231100000818 accidental exposure Toxicity 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229940088679 drug related substance Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920000379 polypropylene carbonate Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229960005486 vaccine Drugs 0.000 description 1
Images
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
- A61M5/32—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
- A61M5/326—Fully automatic sleeve extension, i.e. in which triggering of the sleeve does not require a deliberate action by the user
-
- 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
- A61M5/326—Fully automatic sleeve extension, i.e. in which triggering of the sleeve does not require a deliberate action by the user
- A61M2005/3261—Fully automatic sleeve extension, i.e. in which triggering of the sleeve does not require a deliberate action by the user triggered by radial deflection of the anchoring parts between sleeve and syringe barrel, e.g. spreading of sleeve retaining hooks having slanted surfaces by engagement with conically shaped collet of the piston rod during the last portion of the injection stroke of the plunger
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (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)
Description
Claims (15)
- 患者に薬剤を送出するための医療装置において、
前端および後端を有し、前記薬剤が収容され得る貯留部を画定するバレルと、
前方の先端と、前記バレルの前記前端に結合される後方の端部とを有し、前記貯留部に流体連通するニードルカニューレと、
前記貯留部に位置付けられるストッパーを有する第1の端部と収容した薬剤用の送出圧力のためのサムパッドを有する第2の端部とを有し、前記ストッパーが前記貯留部内で移動し、薬剤をそこから排出させるプランジャーロッドと、
中空のシールド体であって、前記ニードルカニューレの前方の先端が露出される第1の位置と前記ニードルカニューレの前記前方の先端が該シールド体内に収容される第2の位置との間で該シールド体内で選択的に移動可能とされる前記バレルを内側に収容する中空のシールド体と、
前記第1の位置で前記バレルを解放可能に固定する保持手段と、
前記第1の位置から前記第2の位置に向かって前記バレルを付勢する手段と、を含み、 前記保持手段と相互作用する前記サムパッドは、前記ストッパーの前記バレルの前端近傍位置への移動のとき、前記バレルを前記保持手段から解放し、前記サムパッドから薬剤送出用圧力を取り除くとき、前記付勢手段が該バレルを前記第1の位置から第2の位置まで移動可能とし、
前記バレルは、外面に画定され前記付勢手段のための当接面を画定し、前記第2の位置で該バレルを固定するための固定用手段を含む軸線方向に離隔した二つのラジアルフランジを含み、
前記保持手段は、軸線方向に離隔した二つのラジアルフランジ相互間に軸線方向に配され、前記バレルが前記第2の位置にある場合、前記中空のシールド体に対する該バレルにおける前方および後方への移動を防止する医療装置。 - 前記保持手段は、前記中空のシールド体における後方の対向面近傍に設けられるフランジクリップを含む請求項1記載の医療装置。
- 前記中空のシールド体は、さらに、リムを含み、前記フランジクリップは、該フランジクリップを該中空のシールド体に接続するために該リムに係合する凹部を含む請求項2記載の医療装置。
- 前記中空のシールド体は、さらに、前記付勢手段の端部を受け止めるための後方の対向面を有するステップを含む請求項2記載の医療装置。
- 前記ステップは、前記中空のシールド体を、第1の直径を有する第1の円筒部と、該第1の直径とは異なる第2の直径を有する第2の円筒部とに区分し、前記付勢手段が該第2の円筒部に配される請求項4記載の医療装置。
- 前記フランジクリップは、該保持手段から軸線方向に離隔した保持器を含み、前記バレルが前記第2の位置にある場合、前記ラジアルフランジが、該保持器と前記保持手段との間に位置付けられる請求項4記載の医療装置。
- 前記保持器の前方の対向面および前記ラジアルフランジの後方の対向面は、前記バレルが第1の位置から第2の位置に向かって移動される場合、該フランジが該保持器のうえを通過できるように互いに傾斜している請求項6記載の医療装置。
- 前記保持器および前記保持手段は、フレキシブルアームを含む請求項6記載の医療装置。
- 前記付勢部材は、スプリングを含む請求項1記載の医療装置。
- 前記保持手段は、前記シールド体と一体に形成される請求項1記載の医療装置。
- 前記バレルは、プラスチックである請求項1記載の医療装置。
- 前記シールド体は、前記スプリングの端部を受け止める後方の対向面を有するステップを含む請求項9記載の医療装置。
- 前記ステップは、前記中空のシールド体を、第1の直径を有する第1の円筒部と、該第1の直径とは異なる第2の直径を有する第2の円筒部とに区分し、前記スプリングが該第2の円筒部に配される請求項12記載の医療装置。
- 前記保持手段は、前記バレルを解放するように半径方向外方に移動される請求項1記載の医療装置。
- 前記保持手段は、前記バレルを解放するように半径方向内方に移動される請求項1記載の医療装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/699,808 US7468054B2 (en) | 2003-11-03 | 2003-11-03 | Safety shield system for a syringe |
PCT/US2004/034893 WO2005044352A1 (en) | 2003-11-03 | 2004-10-21 | Safety shield system for a syringe |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007510502A JP2007510502A (ja) | 2007-04-26 |
JP2007510502A5 JP2007510502A5 (ja) | 2007-12-06 |
JP4658956B2 true JP4658956B2 (ja) | 2011-03-23 |
Family
ID=34551049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006539534A Active JP4658956B2 (ja) | 2003-11-03 | 2004-10-21 | シリンジ用安全シールドシステム |
Country Status (5)
Country | Link |
---|---|
US (1) | US7468054B2 (ja) |
EP (1) | EP1684833B1 (ja) |
JP (1) | JP4658956B2 (ja) |
ES (1) | ES2538354T3 (ja) |
WO (1) | WO2005044352A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10337138A1 (de) * | 2003-08-11 | 2005-03-17 | Freitag, Lutz, Dr. | Verfahren und Anordnung zur Atmungsunterstützung eines Patienten sowie Luftröhrenprothese und Katheter |
US7294119B2 (en) * | 2004-06-10 | 2007-11-13 | Safety Syringes, Inc. | Passive delivery system diluents mixing and delivery |
US7559919B2 (en) * | 2006-04-21 | 2009-07-14 | West Pharmaceutical Services, Inc. | Needle shield |
DE202007005394U1 (de) * | 2007-04-13 | 2007-08-09 | B. Braun Melsungen Ag | Sicherheitsspritze |
GB2452030A (en) * | 2007-08-10 | 2009-02-25 | Owen Mumford Ltd | Injection devices |
NZ601140A (en) | 2009-12-22 | 2014-04-30 | Unitract Syringe Pty Ltd | Retractable syringe with improved delivery efficiency and locking system |
US8920385B2 (en) | 2010-05-05 | 2014-12-30 | Safety Syringes, Inc. | Extended finger flange for syringe systems |
US8652104B2 (en) * | 2010-06-25 | 2014-02-18 | Smiths Medical Asd, Inc. | Catheter assembly with seal member |
US9545495B2 (en) | 2010-06-25 | 2017-01-17 | Smiths Medical Asd, Inc. | Catheter assembly with seal member |
WO2012023938A1 (en) | 2010-08-19 | 2012-02-23 | West Pharmaceutical Services, Inc. | Rigid needle shield |
WO2013070789A2 (en) | 2011-11-07 | 2013-05-16 | Safety Syringes, Inc. | Contact trigger release needle guard |
US9186466B2 (en) | 2012-03-14 | 2015-11-17 | Becton, Dickinson And Company | Passively activated safety needle assemblies and methods of use |
BR112015010607A2 (pt) | 2012-11-09 | 2017-12-05 | Iinjec Tech Inc | injetor de entrega de fluido, montagem de agulha retrátil e método para injetar pelo menos uma dose de uma medicação fluida transcutaneamente no corpo. |
USD765838S1 (en) | 2015-03-26 | 2016-09-06 | Tech Group Europe Limited | Syringe retention clip |
WO2018075335A1 (en) * | 2016-10-18 | 2018-04-26 | Merck Sharp & Dohme Corp. | Patient training device for use with a safety syringe injector |
Citations (4)
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-
2004
- 2004-10-21 WO PCT/US2004/034893 patent/WO2005044352A1/en active Application Filing
- 2004-10-21 JP JP2006539534A patent/JP4658956B2/ja active Active
- 2004-10-21 EP EP04795975.4A patent/EP1684833B1/en active Active
- 2004-10-21 ES ES04795975.4T patent/ES2538354T3/es active Active
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Also Published As
Publication number | Publication date |
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JP2007510502A (ja) | 2007-04-26 |
US20050096596A1 (en) | 2005-05-05 |
WO2005044352A1 (en) | 2005-05-19 |
ES2538354T3 (es) | 2015-06-19 |
US7468054B2 (en) | 2008-12-23 |
EP1684833A1 (en) | 2006-08-02 |
EP1684833B1 (en) | 2015-03-04 |
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