JP4437197B2 - 中空針装置 - Google Patents

中空針装置 Download PDF

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Publication number
JP4437197B2
JP4437197B2 JP2001539514A JP2001539514A JP4437197B2 JP 4437197 B2 JP4437197 B2 JP 4437197B2 JP 2001539514 A JP2001539514 A JP 2001539514A JP 2001539514 A JP2001539514 A JP 2001539514A JP 4437197 B2 JP4437197 B2 JP 4437197B2
Authority
JP
Japan
Prior art keywords
plunger
hollow
hollow needle
closure member
needle device
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
Application number
JP2001539514A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003514628A (ja
JP2003514628A5 (enExample
Inventor
ジェフリー，ピーター
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safe T Ltd
Original Assignee
Safe T Ltd
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 Safe T Ltd filed Critical Safe T Ltd
Publication of JP2003514628A publication Critical patent/JP2003514628A/ja
Publication of JP2003514628A5 publication Critical patent/JP2003514628A5/ja
Application granted granted Critical
Publication of JP4437197B2 publication Critical patent/JP4437197B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • A61M5/31—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
    • A61M2005/3235—Fully automatic needle retraction, i.e. in which triggering of the needle does not require a deliberate action by the user triggered by radial deflection of the anchoring parts between needle mount and syringe barrel or needle housing, e.g. spreading of needle mount retaining hooks having slanted surfaces by engagement with correspondingly shaped surfaces on the piston at the end of an injection stroke
    • 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
    • A61M2005/3235—Fully automatic needle retraction, i.e. in which triggering of the needle does not require a deliberate action by the user triggered by radial deflection of the anchoring parts between needle mount and syringe barrel or needle housing, e.g. spreading of needle mount retaining hooks having slanted surfaces by engagement with correspondingly shaped surfaces on the piston at the end of an injection stroke
    • A61M2005/3236—Trigger provided at the distal end, i.e. syringe end for mounting a needle
    • 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Vascular Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
JP2001539514A 1999-11-24 2000-11-23 中空針装置 Expired - Fee Related JP4437197B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9927713.9 1999-11-24
GBGB9927713.9A GB9927713D0 (en) 1999-11-24 1999-11-24 Hollow needle devices
PCT/GB2000/004457 WO2001037902A2 (en) 1999-11-24 2000-11-23 Syringe with retractable needle

Publications (3)

Publication Number Publication Date
JP2003514628A JP2003514628A (ja) 2003-04-22
JP2003514628A5 JP2003514628A5 (enExample) 2007-12-06
JP4437197B2 true JP4437197B2 (ja) 2010-03-24

Family

ID=10865015

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001539514A Expired - Fee Related JP4437197B2 (ja) 1999-11-24 2000-11-23 中空針装置

Country Status (11)

Country Link
EP (1) EP1231962B1 (enExample)
JP (1) JP4437197B2 (enExample)
CN (1) CN1173750C (enExample)
AT (1) ATE281856T1 (enExample)
AU (1) AU1533701A (enExample)
CA (1) CA2389520C (enExample)
DE (1) DE60015787T2 (enExample)
ES (1) ES2232507T3 (enExample)
GB (1) GB9927713D0 (enExample)
PT (1) PT1231962E (enExample)
WO (1) WO2001037902A2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1291029A1 (en) * 2001-09-10 2003-03-12 Sergio Restelli Automatic safety syringe
CA2548187A1 (en) * 2003-12-16 2005-06-30 Peter George Austin Retractable syringe
EP2484399B1 (en) * 2004-10-14 2013-08-07 Midland Medical Devices Holdings, LLC Safety medical syringe with retractable needle
CA2590608A1 (en) * 2004-12-14 2006-06-22 Global Medisafe Holdings Pty Limited Extendable auto retractable medical syringe
KR102421258B1 (ko) * 2020-04-28 2022-07-15 재단법인 아산사회복지재단 안전 주사기

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT395679B (de) * 1988-10-13 1993-02-25 Pickhard Ewald Einwegspritze
GB9107647D0 (en) * 1991-04-11 1991-05-29 Jeffrey Peter Syringe construction providing needle point protection
US5578011A (en) * 1995-05-11 1996-11-26 Shaw; Thomas J. Tamperproof retractable syringe
US5993417A (en) * 1998-01-06 1999-11-30 Yerfino; Daniel Alberto Disposable syringe with an automatically retractable hypodermic needle

Also Published As

Publication number Publication date
CA2389520C (en) 2008-01-08
PT1231962E (pt) 2005-03-31
ES2232507T3 (es) 2005-06-01
GB9927713D0 (en) 2000-01-19
CN1399568A (zh) 2003-02-26
JP2003514628A (ja) 2003-04-22
CN1173750C (zh) 2004-11-03
WO2001037902A3 (en) 2002-05-02
DE60015787D1 (de) 2004-12-16
EP1231962B1 (en) 2004-11-10
EP1231962A2 (en) 2002-08-21
CA2389520A1 (en) 2001-05-31
DE60015787T2 (de) 2005-11-10
WO2001037902A2 (en) 2001-05-31
ATE281856T1 (de) 2004-11-15
AU1533701A (en) 2001-06-04

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