ATE464927T1 - Verbesserter zylinderhohlkolben zur verwendung mit einer sicherheitsspritze mit einziehbarer nadel und spritze damit - Google Patents

Verbesserter zylinderhohlkolben zur verwendung mit einer sicherheitsspritze mit einziehbarer nadel und spritze damit

Info

Publication number
ATE464927T1
ATE464927T1 AT08005025T AT08005025T ATE464927T1 AT E464927 T1 ATE464927 T1 AT E464927T1 AT 08005025 T AT08005025 T AT 08005025T AT 08005025 T AT08005025 T AT 08005025T AT E464927 T1 ATE464927 T1 AT E464927T1
Authority
AT
Austria
Prior art keywords
barrel
syringe
needle
supporting member
present
Prior art date
Application number
AT08005025T
Other languages
English (en)
Inventor
Wenjie Liu
Original Assignee
Liu Wenjie C O Beijing Wantefu
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
Application filed by Liu Wenjie C O Beijing Wantefu filed Critical Liu Wenjie C O Beijing Wantefu
Application granted granted Critical
Publication of ATE464927T1 publication Critical patent/ATE464927T1/de

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
    • A61M5/32—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
    • A61M5/322—Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
    • A61M5/3234—Fully automatic needle retraction, i.e. in which triggering of the needle 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
    • A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
    • A61M2005/2073—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically preventing premature release, e.g. by making use of a safety lock
    • 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
    • A61M5/322—Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
    • A61M5/3234—Fully automatic needle retraction, i.e. in which triggering of the needle does not require a deliberate action by the user
    • A61M2005/3239—Fully automatic needle retraction, i.e. in which triggering of the needle does not require a deliberate action by the user triggered by dislodgement of outer part anchoring the needle portion to the inside of the syringe barrel wall, e.g. a ring-shaped portion
    • 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
    • A61M5/508—Means for preventing re-use by disrupting the piston seal, e.g. by puncturing

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)
AT08005025T 2007-03-30 2008-03-18 Verbesserter zylinderhohlkolben zur verwendung mit einer sicherheitsspritze mit einziehbarer nadel und spritze damit ATE464927T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200710090989XA CN101020090B (zh) 2007-03-30 2007-03-30 一种改进的针头回缩式安全注射器筒式推杆及注射器

Publications (1)

Publication Number Publication Date
ATE464927T1 true ATE464927T1 (de) 2010-05-15

Family

ID=38708016

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08005025T ATE464927T1 (de) 2007-03-30 2008-03-18 Verbesserter zylinderhohlkolben zur verwendung mit einer sicherheitsspritze mit einziehbarer nadel und spritze damit

Country Status (10)

Country Link
US (1) US7789855B2 (de)
EP (1) EP1977777B1 (de)
JP (1) JP4896914B2 (de)
CN (1) CN101020090B (de)
AT (1) ATE464927T1 (de)
AU (1) AU2008201177B2 (de)
DE (1) DE602008001017D1 (de)
ES (1) ES2340224T3 (de)
PL (1) PL1977777T3 (de)
PT (1) PT1977777E (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SI1706032T1 (sl) 2004-01-23 2014-07-31 Medigard Limited Izboljšave pri napravi za zbiranje krvi
US8313458B2 (en) * 2007-03-30 2012-11-20 Wenjie Liu Barrel type plunger for use with a needle-retractable safety syringe and the syringe using the same
CN101601882B (zh) * 2009-07-15 2012-02-01 无锡市宇寿医疗器械股份有限公司 一种针头可换且可自动回缩的一次性安全注射器
US11524151B2 (en) * 2012-03-07 2022-12-13 Deka Products Limited Partnership Apparatus, system and method for fluid delivery
WO2019226145A1 (en) 2018-05-21 2019-11-28 Hewlett-Packard Development Company, L.P. Dispensable substance containers
US11801681B2 (en) 2018-11-15 2023-10-31 Hewlett-Packard Development Company, L.P. Severable dispensable substance containers
CN115634343A (zh) * 2022-09-23 2023-01-24 安徽宏宇五洲医疗器械股份有限公司 一种推式安全胰岛素注射器
CN116747141B (zh) * 2023-08-11 2024-01-16 四川大学华西医院 一种可调节钝面弯曲程度的钝针及其使用方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5578015A (en) * 1989-09-18 1996-11-26 Robb Pascal Patent Limited Safety syringe incorporating automatic needle holder release
JPH0871150A (ja) * 1994-09-05 1996-03-19 Long-Hsiung Chen 注射器
GB9808408D0 (en) * 1998-04-18 1998-06-17 Owen Mumford Ltd Improvements relating to injection devices
US6206857B1 (en) * 2000-08-22 2001-03-27 Marina Ling-Ko Chen Syringe with needle retraction arrangement
TWI250878B (en) * 2003-04-22 2006-03-11 Ming-Jeng Shiu Disposable syringe
CA2548187A1 (en) * 2003-12-16 2005-06-30 Peter George Austin Retractable syringe
CN100544784C (zh) * 2005-04-26 2009-09-30 刘文杰 针头回缩式注射器的筒式推杆及针头回缩可控式注射器
CN100408120C (zh) * 2006-04-05 2008-08-06 刘文杰 一种用于针头回缩式注射器的可更换式针头结构及针头回缩式注射器
CN201040117Y (zh) * 2007-03-30 2008-03-26 刘文杰 一种改进的针头回缩式安全注射器筒式推杆及注射器

Also Published As

Publication number Publication date
EP1977777B1 (de) 2010-04-21
AU2008201177A1 (en) 2008-10-16
ES2340224T3 (es) 2010-05-31
JP4896914B2 (ja) 2012-03-14
EP1977777A1 (de) 2008-10-08
US20080243073A1 (en) 2008-10-02
JP2008253767A (ja) 2008-10-23
DE602008001017D1 (de) 2010-06-02
US7789855B2 (en) 2010-09-07
CN101020090A (zh) 2007-08-22
PL1977777T3 (pl) 2010-09-30
AU2008201177B2 (en) 2009-12-10
CN101020090B (zh) 2012-01-04
PT1977777E (pt) 2010-07-19

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