CA2239515C - Injecteur sans aiguille a ressort - Google Patents

Injecteur sans aiguille a ressort Download PDF

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Publication number
CA2239515C
CA2239515C CA 2239515 CA2239515A CA2239515C CA 2239515 C CA2239515 C CA 2239515C CA 2239515 CA2239515 CA 2239515 CA 2239515 A CA2239515 A CA 2239515A CA 2239515 C CA2239515 C CA 2239515C
Authority
CA
Canada
Prior art keywords
vial
piston
power
force
spring
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
CA 2239515
Other languages
English (en)
Other versions
CA2239515A1 (fr
Inventor
Jerald C. Umbaugh
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.)
GENESIS MEDICAL TECHNOLOGIES Inc
Original Assignee
GENESIS MEDICAL 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
Application filed by GENESIS MEDICAL TECHNOLOGIES Inc filed Critical GENESIS MEDICAL TECHNOLOGIES Inc
Publication of CA2239515A1 publication Critical patent/CA2239515A1/fr
Application granted granted Critical
Publication of CA2239515C publication Critical patent/CA2239515C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31533—Dosing mechanisms, i.e. setting a dose
    • A61M5/31545—Setting modes for dosing
    • A61M5/31548—Mechanically operated dose setting member
    • A61M5/3156—Mechanically operated dose setting member using volume steps only adjustable in discrete intervals, i.e. individually distinct intervals
    • 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
    • A61M5/30—Syringes for injection by jet action, without needle, e.g. for use with replaceable ampoules or carpules
    • 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
    • A61M2005/3103—Leak prevention means for distal end of syringes, 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
    • A61M5/178—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
    • A61M5/31533—Dosing mechanisms, i.e. setting a dose
    • A61M5/31545—Setting modes for dosing
    • A61M5/31548—Mechanically operated dose setting member
    • A61M5/31555—Mechanically operated dose setting member by purely axial movement of dose setting member, e.g. during setting or filling of a syringe
    • 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
    • A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
    • A61M5/31576—Constructional features or modes of drive mechanisms for piston rods
    • A61M5/31578—Constructional features or modes of drive mechanisms for piston rods based on axial translation, i.e. components directly operatively associated and axially moved with plunger rod
    • A61M5/3158—Constructional features or modes of drive mechanisms for piston rods based on axial translation, i.e. components directly operatively associated and axially moved with plunger rod performed by axially moving actuator operated by user, e.g. an injection button
    • 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
    • A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
    • A61M5/3159—Dose expelling manners
    • A61M5/31593—Multi-dose, i.e. individually set dose repeatedly administered from the same medicament reservoir

Landscapes

  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (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)

Abstract

La présente invention concerne un injecteur hypodermique (100) sans aiguille servant à injecter un médicament à travers la peau d'un patient. Cet injecteur est pourvu d'un réservoir (102) qui renferme un volume de médication liquide. Un mécanisme à moteur applique une force au piston du réservoir.
CA 2239515 1997-08-12 1997-08-12 Injecteur sans aiguille a ressort Expired - Fee Related CA2239515C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1997/013964 WO1999007435A1 (fr) 1997-08-12 1997-08-12 Injecteur hypodermique sans aiguille actionne par ressort

Publications (2)

Publication Number Publication Date
CA2239515A1 CA2239515A1 (fr) 1999-02-12
CA2239515C true CA2239515C (fr) 2006-09-05

Family

ID=22261410

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2239515 Expired - Fee Related CA2239515C (fr) 1997-08-12 1997-08-12 Injecteur sans aiguille a ressort

Country Status (3)

Country Link
AU (1) AU4056497A (fr)
CA (1) CA2239515C (fr)
WO (1) WO1999007435A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8221347B2 (en) 2004-12-01 2012-07-17 Acushot, Inc. Needle-free injector

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19913344C1 (de) * 1999-03-24 2000-08-24 Deutscher Zahnarzt Verlag Dzv Nadelloses Injektionsgerät
US6689092B2 (en) 2000-03-03 2004-02-10 Boehringer International Gmbh Needle-less injector of miniature type
ITTO20011228A1 (it) 2001-12-28 2003-06-28 Cane Srl Contenitore per ago monouso.
US7147623B2 (en) 2002-02-12 2006-12-12 Unomedical A/S Infusion device with needle shield
EP1556124B1 (fr) 2002-09-02 2007-10-31 Unomedical A/S Dispositif et procede servant a regler la longueur d'un tube de perfusion
DK1534378T3 (da) 2002-09-02 2009-05-04 Unomedical As Indretning til subkutan tilförsel af et medikament til en patient, og slange til samme
US7258680B2 (en) 2002-09-02 2007-08-21 Unomedical A/S Device for subcutaneous administration of a medicament to a patient
US20040158202A1 (en) 2003-02-12 2004-08-12 Soren Jensen Cover
USD576267S1 (en) 2003-10-15 2008-09-02 Unomedical A/S Medical infusion device
USD579541S1 (en) 2003-10-15 2008-10-28 Unomedical A/S Medical insertion device
USD554253S1 (en) 2003-10-15 2007-10-30 Unomedical A/S Medical infusion device
US7648494B2 (en) 2004-03-26 2010-01-19 Unomedical A/S Infusion set and injector device for infusion set
MX2007006840A (es) 2004-12-10 2007-08-14 Unomedical As Insertador.
US7985199B2 (en) 2005-03-17 2011-07-26 Unomedical A/S Gateway system
US7621395B2 (en) 2005-06-28 2009-11-24 Unomedical A/S Packing for infusion set and method of applying an infusion set
EP1762259B2 (fr) 2005-09-12 2025-01-01 Unomedical A/S Inserteur pour un équipement d'infusion avec une première et deuxieme unités de ressort
PL1962925T3 (pl) 2005-12-23 2009-10-30 Unomedical As Urządzenie do podawania
CA2642415A1 (fr) 2006-02-28 2007-09-07 Unomedical A/S Dispositif d'introduction pour piece de perfusion et piece de perfusion pourvue d'un protege-aiguille
AU2007256561B2 (en) 2006-06-07 2012-07-19 Unomedical A/S Inserter for transcutaneous sensor
WO2007140785A1 (fr) 2006-06-09 2007-12-13 Unomedical A/S Tampon de montage
CA2658577A1 (fr) 2006-08-02 2008-02-07 Unomedical A/S Canule et appareil d'amenee de la canule
EP1917990A1 (fr) 2006-10-31 2008-05-07 Unomedical A/S Ensemble de perfusion
AU2008266382B2 (en) 2007-06-20 2013-06-27 Unomedical A/S A catheter and a method and an apparatus for making such catheter
JP2010531692A (ja) 2007-07-03 2010-09-30 ウノメディカル アクティーゼルスカブ 双安定均衡状態を持つ挿入器
JP2011509097A (ja) 2007-07-10 2011-03-24 ウノメディカル アクティーゼルスカブ ２つのスプリングを備えた挿入器
CA2694952A1 (fr) 2007-07-18 2009-01-22 Unomedical A/S Dispositif d'insertion a action pivotante
PL2252349T3 (pl) 2008-02-13 2012-01-31 Unomedical As Uszczelnienie między częścią kaniulową a drogą przepływu płynu
CA2715667A1 (fr) 2008-02-20 2009-08-27 Unomedical A/S Dispositif d'insertion munie d'une piece mobile dans le sens horizontal
CN102256657A (zh) 2008-12-22 2011-11-23 犹诺医药有限公司 包括粘合垫的医疗器械
AU2010277755A1 (en) 2009-07-30 2012-02-02 Unomedical A/S Inserter device with horizontal moving part
MX2012000778A (es) 2009-08-07 2012-07-30 Unomedical As Dispositivo de suministro con sensor y una o mas canulas.
MX2012011085A (es) 2010-03-30 2012-10-10 Unomedical As Dispositivo medico.
EP2433663A1 (fr) 2010-09-27 2012-03-28 Unomedical A/S Système d'insertion
EP2436412A1 (fr) 2010-10-04 2012-04-04 Unomedical A/S Canule d'arroseur
WO2013050277A1 (fr) 2011-10-05 2013-04-11 Unomedical A/S Introducteur pour insertion simultanée de plusieurs éléments transcutanés
EP2583715A1 (fr) 2011-10-19 2013-04-24 Unomedical A/S Système de tube de perfusion et procédé de fabrication
US9440051B2 (en) 2011-10-27 2016-09-13 Unomedical A/S Inserter for a multiplicity of subcutaneous parts

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4124024A (en) * 1977-03-03 1978-11-07 Schwebel Paul R Disposable hypodermic injection ampule

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8221347B2 (en) 2004-12-01 2012-07-17 Acushot, Inc. Needle-free injector

Also Published As

Publication number Publication date
AU4056497A (en) 1999-03-01
WO1999007435A1 (fr) 1999-02-18
CA2239515A1 (fr) 1999-02-12

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