CA2806331A1 - Seringue de securite retractable a plusieurs chambres - Google Patents

Seringue de securite retractable a plusieurs chambres Download PDF

Info

Publication number
CA2806331A1
CA2806331A1 CA2806331A CA2806331A CA2806331A1 CA 2806331 A1 CA2806331 A1 CA 2806331A1 CA 2806331 A CA2806331 A CA 2806331A CA 2806331 A CA2806331 A CA 2806331A CA 2806331 A1 CA2806331 A1 CA 2806331A1
Authority
CA
Canada
Prior art keywords
proximal
syringe
distal
piston
plunger assembly
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.)
Abandoned
Application number
CA2806331A
Other languages
English (en)
Inventor
Richard B. Oliver
Daniel Thayer
Jeffrey Smith
Rex O. Bare
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.)
SafeShot Technologies Inc
Original Assignee
SafeShot Technologies Inc
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
Priority claimed from US12/842,884 external-priority patent/US8517986B2/en
Priority claimed from US12/842,885 external-priority patent/US8277422B2/en
Application filed by SafeShot Technologies Inc filed Critical SafeShot Technologies Inc
Publication of CA2806331A1 publication Critical patent/CA2806331A1/fr
Abandoned legal-status Critical Current

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
    • A61M5/31—Details
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
    • 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
    • A61M5/3221—Constructional features thereof, e.g. to improve manipulation or functioning
    • A61M2005/3223—Means impeding or disabling repositioning of used needles at the syringe nozzle
    • A61M2005/3224—Means to disalign the needle tip and syringe nozzle
    • 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
    • A61M2005/3241—Needle retraction energy is accumulated inside of a hollow plunger rod
    • A61M2005/3242—Needle retraction by vacuum

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Environmental & Geological Engineering (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
CA2806331A 2010-07-23 2011-07-22 Seringue de securite retractable a plusieurs chambres Abandoned CA2806331A1 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US12/842,885 2010-07-23
US12/842,884 US8517986B2 (en) 2010-07-23 2010-07-23 Retractable safety syringe with non-loaded seal
US12/842,884 2010-07-23
US12/842,885 US8277422B2 (en) 2010-07-23 2010-07-23 Multi-chambered retractable safety syringe
PCT/US2011/045117 WO2012012784A1 (fr) 2010-07-23 2011-07-22 Seringue de sécurité rétractable à plusieurs chambres

Publications (1)

Publication Number Publication Date
CA2806331A1 true CA2806331A1 (fr) 2012-01-26

Family

ID=45497200

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2806331A Abandoned CA2806331A1 (fr) 2010-07-23 2011-07-22 Seringue de securite retractable a plusieurs chambres

Country Status (5)

Country Link
EP (2) EP2595682A4 (fr)
CN (1) CN103068422A (fr)
AU (1) AU2011280918B2 (fr)
CA (1) CA2806331A1 (fr)
WO (2) WO2012012783A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104001241A (zh) * 2013-02-21 2014-08-27 无锡星创生物技术有限公司 一种回缩式注射器用活塞装置
EP2905041A1 (fr) * 2014-02-11 2015-08-12 Sulzer Mixpac AG Seringue
AU2018326619B2 (en) * 2017-08-30 2024-04-18 Pirouette Medical Inc. Compact auto-injector
JP7482789B2 (ja) * 2018-05-18 2024-05-14 バード・ペリフェラル・バスキュラー・インコーポレーテッド ２種類以上の流体を独立して送達するためのデュアルステージ注射器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK0493456T3 (da) * 1989-09-18 1996-02-05 Robb Pascal Patent Pty Ltd Sprøjte
US6193695B1 (en) * 2000-01-14 2001-02-27 Wayland J. Rippstein, Jr. Disposable safety syringe having a retractable needle
US6458105B1 (en) * 2001-02-22 2002-10-01 Maxxon, Inc. Disposable syringe having a retractable needle
AUPS037802A0 (en) * 2002-02-08 2002-02-28 Hansen, Jeff Retractable disposable one-use needle
ATE333917T1 (de) * 2002-02-27 2006-08-15 Safeshot Technologies Llc Sicherheitsspritze mit automatisch zurückziehbarer kanüle
US6743194B2 (en) * 2002-03-28 2004-06-01 Igal Sharon Multi-compartment syringe
US7947020B2 (en) * 2005-05-09 2011-05-24 Safeshot Technologies, Llc Retractable safety syringe
US20070250003A1 (en) * 2006-04-03 2007-10-25 Bare Rex O Fluid activated retractable safety syringe
US7972301B2 (en) * 2006-04-03 2011-07-05 Safeshot Technologies, Llc Safety needle syringe braking system
US7972300B2 (en) * 2006-05-05 2011-07-05 Safeshot Technologies, Llc Syringe
US8088104B2 (en) * 2006-05-24 2012-01-03 Safeshot Technologies, Llc Syringe

Also Published As

Publication number Publication date
AU2011280918A1 (en) 2013-02-07
EP2595676A4 (fr) 2014-01-01
EP2595682A1 (fr) 2013-05-29
CN103068422A (zh) 2013-04-24
EP2595676A1 (fr) 2013-05-29
AU2011280918B2 (en) 2013-05-02
WO2012012784A8 (fr) 2012-04-05
WO2012012783A1 (fr) 2012-01-26
EP2595682A4 (fr) 2014-01-01
WO2012012784A1 (fr) 2012-01-26

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Legal Events

Date Code Title Description
FZDE Dead

Effective date: 20170724