JP4446894B2 - トリガー機構を持つ安全装置 - Google Patents
トリガー機構を持つ安全装置 Download PDFInfo
- Publication number
- JP4446894B2 JP4446894B2 JP2004568146A JP2004568146A JP4446894B2 JP 4446894 B2 JP4446894 B2 JP 4446894B2 JP 2004568146 A JP2004568146 A JP 2004568146A JP 2004568146 A JP2004568146 A JP 2004568146A JP 4446894 B2 JP4446894 B2 JP 4446894B2
- Authority
- JP
- Japan
- Prior art keywords
- needle
- trigger mechanism
- arm
- safety device
- actuating
- 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.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 30
- 230000003993 interaction Effects 0.000 claims abstract 2
- 238000002360 preparation method Methods 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims 1
- 230000037452 priming Effects 0.000 abstract 1
- 210000002414 leg Anatomy 0.000 description 28
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 210000000629 knee joint Anatomy 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 208000012266 Needlestick injury Diseases 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 210000003811 finger Anatomy 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
Images
Classifications
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- 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
- A61M5/3275—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel being connected to the needle hub or syringe by radially deflectable members, e.g. longitudinal slats, cords or bands
-
- 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
-
- 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
- A61M5/3245—Constructional features thereof, e.g. to improve manipulation or functioning
- A61M2005/3247—Means to impede repositioning of protection sleeve from needle covering to needle uncovering position
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Environmental & Geological Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Massaging Devices (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Manipulator (AREA)
Description
一方の側だけにばね作用を及ぼして安全位置に戻すトリガー機構。これらのトリガー機構は、使用時に端キャップをニードル軸線に向かって傾け、ニードル先端を破損し、使用できなくする場合がある。
先ず最初に、図1のa乃至gは、本願と関連した上記出願PCT/GB00/04416に記載された従来技術に関するものであり、当該出願のPCT/GB00/04416に記載された図5a乃至gに対応する。従って、以下の説明は図2乃至図5について説明する。
ニードル受け入れ部分11は、ニードル(図4のa、b、c参照)及び/又はニードルルエル(luel)組み合わせ、及びこのようなアッセンブリを受け入れる。シース部分12は、貫通ボア15を持つノーズプレート14、及びニードル受け入れ部分11とノーズプレート14との間を延びる弾性的に撓むことができる脚部16、17を含む。これらの脚部は、ニードル受け入れ部分11及びノーズプレート14との接続部にヒンジ18、19によって作動的に連結されている。
安全装置10の弾性的に撓むことができる脚部16、17の各々は、脚部後部分16a、17aを脚部前部分16b、17bから分離する中央膝関節20、21を有する。脚部分16a、17a及び膝関節20、21の形体により、ノーズプレート14に作用する長さ方向力が自然の押圧力を強化する。脚部後部分16a、17aに配置された弾性バンド22の形態の弾性手段は、脚部16、17が変形したり外方に撓んだりしないようにし、アッセンブリが準備ができていない場合に針刺し事故が起こり難くし、アッセンブリがもはや準備位置にない場合にアーム16、17及びノーズプレート14が延長位置に確実に戻るようにする。バンド22は、両脚部16a、17aの外面に、これらの脚部16a、17aに配置された固定ラグ23a、23bを固定することによって所定位置に保持される。これらの固定ラグ23a、23bの中間にかつ脚部16a、17aの上面周囲に、剛性タブ24a、24bを含む解放手段24が配置されている。これらのタブ24a、24bは、トリガー機構13の導入部として作用する三角形切り欠き領域を形成する。
脚部16、17を分離するときの部分25の下方への係合移動は、係合部分25を準備位置にラッチ止めするとき、更に大きな圧力を下方に加えることにより脚部20、21の中心とニードルの中心とを一直線上に並んだ状態に保持しようとする。
11 ニードル受け入れ部分
12 シース部分
13 トリガー機構
14 ノーズプレート
15 貫通ボア
16、17 脚部
18、19 ヒンジ
20、21 膝関節
22 弾性バンド
23 固定脚部
24 剛性タブ
25 タブ係合部分
26 後側の大半径
27 前側の小半径
28 強化リブ
Claims (4)
- 特に経皮ニードルで使用できる、トリガー機構を組み込んだ安全装置であって、前記トリガー機構はその作動時に前記装置を作動準備し、向き合ったニードル取り囲み脚部をニードル軸線から遠ざかるように撓ませることによって、使用されているニードルのシース解除を開始し、初期作動準備及び脚部撓ませ移動をトリガー機構の作動部分とアームとの相互作用によって行う安全装置において、このような移動が起こったとき、前記作動部分は、前記部分を積極的に保持し且つラッチ止めし、前記アームを係止するように前記アームと相互作用し、注射を行うために使用者が前記ニードルを徐々に延ばすときに協働保持係合状態が自動的に解放され、前記作動部分は、次いで、注射を完了した後にニードルを引っ込めるとき、続いて行われるニードル取り囲み閉鎖位置への前記アームの戻しを妨げないように自動的に移動し、前記アームから離れることを特徴とする、装置。
- 請求項1に記載の装置において、前記トリガー機構の前記作動部分は、前記アームに作動的に連結された部材と相互作用する、装置。
- 請求項1又は2に記載の装置において、前記作動準備部分は、使用者が、この部分を、ほぼニードル軸線の方向で前方に押すのでなく、アーム−ニードルアッセンブリ内に直観的に押し下げるように、二つの湾曲を備えた輪郭を有する、装置。
- 請求項3に記載の装置において、前記作動部分の材料は、前記作動部分を押圧して係合させるとき、一方の湾曲領域が他方よりも大きく変形するような性質を備えている、装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0303437A GB2398248A (en) | 2003-02-14 | 2003-02-14 | Safety device with trigger mechanism |
PCT/GB2003/005020 WO2004071559A1 (en) | 2003-02-14 | 2003-11-19 | Safety device with trigger mechanism |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006513761A JP2006513761A (ja) | 2006-04-27 |
JP4446894B2 true JP4446894B2 (ja) | 2010-04-07 |
Family
ID=9953041
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004568146A Expired - Fee Related JP4446894B2 (ja) | 2003-02-14 | 2003-11-19 | トリガー機構を持つ安全装置 |
Country Status (19)
Country | Link |
---|---|
US (1) | US7300423B2 (ja) |
EP (1) | EP1592472B1 (ja) |
JP (1) | JP4446894B2 (ja) |
KR (1) | KR101009055B1 (ja) |
CN (1) | CN100553702C (ja) |
AT (1) | ATE352336T1 (ja) |
AU (1) | AU2003303922B2 (ja) |
BR (1) | BRPI0318113B8 (ja) |
CA (1) | CA2513696C (ja) |
DE (1) | DE60311529T2 (ja) |
ES (1) | ES2280848T3 (ja) |
GB (1) | GB2398248A (ja) |
HK (1) | HK1085145A1 (ja) |
IL (1) | IL169024A (ja) |
MX (1) | MXPA05008442A (ja) |
NO (1) | NO334958B1 (ja) |
NZ (1) | NZ540604A (ja) |
RU (1) | RU2325928C2 (ja) |
WO (1) | WO2004071559A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7553296B2 (en) * | 2003-02-14 | 2009-06-30 | Tyco Healthcare Group Lp | Safety device with trigger mechanism |
US7850664B1 (en) * | 2005-03-01 | 2010-12-14 | Pruter Rick L | Method and system for protecting and using biopsy system instruments |
WO2007072119A1 (en) * | 2005-12-19 | 2007-06-28 | Scott Michael Anthony Leman | Hypodermic needle safety apparatus |
US20070233013A1 (en) * | 2006-03-31 | 2007-10-04 | Schoenberg Stephen J | Covers for tissue engaging members |
US20080269693A1 (en) * | 2007-04-26 | 2008-10-30 | Tyco Healthcare Group Lp | Multifunctional medical access device |
US20110066107A1 (en) * | 2008-05-14 | 2011-03-17 | John Stephens | Needle protective device |
US8043268B1 (en) * | 2008-07-22 | 2011-10-25 | Marks Lloyd A | Safety needle and method of using same |
US8617118B1 (en) | 2008-11-04 | 2013-12-31 | Lloyd A. Marks | Safety needle and method of making same |
EP2585145B1 (en) | 2010-08-19 | 2014-03-05 | West Pharmaceutical Services, Inc. | Rigid needle shield |
EP2510964A1 (en) * | 2011-04-11 | 2012-10-17 | Becton Dickinson France | Needle assembly and injection device with foldable needle protecting means |
US8821453B2 (en) * | 2011-07-25 | 2014-09-02 | Safety Syringes, Inc. | Folding panel needle guard |
KR101503886B1 (ko) * | 2013-12-31 | 2015-03-19 | 주식회사 세이퍼위드 | 주삿바늘 조립체, 이를 이용한 안전주사기 및 안전주사기 장치 |
US11266792B2 (en) | 2019-10-28 | 2022-03-08 | FGC Holdings Limited | Single use safety needle guard |
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2003
- 2003-02-14 GB GB0303437A patent/GB2398248A/en not_active Withdrawn
- 2003-11-19 DE DE60311529T patent/DE60311529T2/de not_active Expired - Lifetime
- 2003-11-19 MX MXPA05008442A patent/MXPA05008442A/es active IP Right Grant
- 2003-11-19 NZ NZ540604A patent/NZ540604A/en not_active IP Right Cessation
- 2003-11-19 EP EP03815842A patent/EP1592472B1/en not_active Expired - Lifetime
- 2003-11-19 ES ES03815842T patent/ES2280848T3/es not_active Expired - Lifetime
- 2003-11-19 KR KR1020057014546A patent/KR101009055B1/ko not_active IP Right Cessation
- 2003-11-19 US US10/716,771 patent/US7300423B2/en not_active Expired - Lifetime
- 2003-11-19 WO PCT/GB2003/005020 patent/WO2004071559A1/en active IP Right Grant
- 2003-11-19 JP JP2004568146A patent/JP4446894B2/ja not_active Expired - Fee Related
- 2003-11-19 RU RU2005128633/14A patent/RU2325928C2/ru not_active IP Right Cessation
- 2003-11-19 AU AU2003303922A patent/AU2003303922B2/en not_active Ceased
- 2003-11-19 BR BRPI0318113A patent/BRPI0318113B8/pt not_active IP Right Cessation
- 2003-11-19 CA CA2513696A patent/CA2513696C/en not_active Expired - Fee Related
- 2003-11-19 CN CNB2003801097095A patent/CN100553702C/zh not_active Expired - Fee Related
- 2003-11-19 AT AT03815842T patent/ATE352336T1/de not_active IP Right Cessation
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2005
- 2005-06-06 IL IL169024A patent/IL169024A/en active IP Right Grant
- 2005-07-27 NO NO20053660A patent/NO334958B1/no not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
---|---|
WO2004071559A1 (en) | 2004-08-26 |
KR20050098903A (ko) | 2005-10-12 |
NO334958B1 (no) | 2014-08-04 |
CA2513696A1 (en) | 2004-08-26 |
RU2325928C2 (ru) | 2008-06-10 |
CN100553702C (zh) | 2009-10-28 |
JP2006513761A (ja) | 2006-04-27 |
US20040162532A1 (en) | 2004-08-19 |
BRPI0318113B8 (pt) | 2021-06-22 |
KR101009055B1 (ko) | 2011-01-17 |
CN1747758A (zh) | 2006-03-15 |
EP1592472B1 (en) | 2007-01-24 |
GB2398248A (en) | 2004-08-18 |
NO20053660L (no) | 2005-07-27 |
GB0303437D0 (en) | 2003-03-19 |
DE60311529T2 (de) | 2007-10-25 |
ATE352336T1 (de) | 2007-02-15 |
IL169024A (en) | 2011-07-31 |
HK1085145A1 (en) | 2006-08-18 |
CA2513696C (en) | 2011-06-28 |
BRPI0318113B1 (pt) | 2015-07-07 |
DE60311529D1 (de) | 2007-03-15 |
US7300423B2 (en) | 2007-11-27 |
BR0318113A (pt) | 2006-02-07 |
AU2003303922B2 (en) | 2010-03-04 |
GB2398248A8 (en) | 2004-09-01 |
EP1592472A1 (en) | 2005-11-09 |
AU2003303922A1 (en) | 2004-09-06 |
MXPA05008442A (es) | 2005-11-17 |
RU2005128633A (ru) | 2006-03-10 |
ES2280848T3 (es) | 2007-09-16 |
NZ540604A (en) | 2008-03-28 |
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