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

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 (27)

* 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
CA2560784A1 (fr) 2004-03-26 2005-10-06 Unomedical A/S Systeme de perfusion
WO2006061027A2 (fr) 2004-12-10 2006-06-15 Unomedical A/S Instrument d'insertion
US7985199B2 (en) 2005-03-17 2011-07-26 Unomedical A/S Gateway system
PL1762259T3 (pl) 2005-09-12 2011-03-31 Unomedical As Urządzenie wprowadzające, przeznaczone do zestawu infuzyjnego, z pierwszą i drugą jednostką sprężynową
US9278173B2 (en) 2005-12-23 2016-03-08 Unomedical A/S Device for administration
KR20080104342A (ko) 2006-02-28 2008-12-02 우노메디컬 에이/에스 바늘 보호구를 구비하는 주입부와 주입부용 인서터
MX2008015245A (es) 2006-06-07 2008-12-15 Unomedical As Insertador.
WO2007140785A1 (fr) 2006-06-09 2007-12-13 Unomedical A/S Tampon de montage
MX2009001119A (es) 2006-08-02 2009-06-02 Unomedical As Canula y dispositivo de administracion.
EP1917990A1 (fr) 2006-10-31 2008-05-07 Unomedical A/S Ensemble de perfusion
DK2155311T3 (da) 2007-06-20 2013-02-04 Unomedical As Fremgangsmåde og apparat til fremstilling af et kateter
WO2009004026A1 (fr) 2007-07-03 2009-01-08 Unomedical A/S Dispositif d'introduction présentant deux états d'équilibre stables
ES2360842T3 (es) 2007-07-10 2011-06-09 Unomedical A/S Dispositivo de inserción con dos muelles.
CN101801439A (zh) 2007-07-18 2010-08-11 优诺医疗有限公司 具有枢转运动的插入装置
PL2252349T3 (pl) 2008-02-13 2012-01-31 Unomedical As Uszczelnienie między częścią kaniulową a drogą przepływu płynu
US9566384B2 (en) 2008-02-20 2017-02-14 Unomedical A/S Insertion device with horizontally moving part
MX2011005735A (es) 2008-12-22 2011-06-21 Unomedical As Dispositivo medico que comprende una almohadilla de adhesivo.
EP2459252B1 (fr) 2009-07-30 2013-08-21 Unomedical A/S Dispositif introducteur avec partie mobile horizontale
JP2013500805A (ja) 2009-08-07 2013-01-10 ウノメディカル・アー／エス センサおよび１つまたは複数のカニューレを有する投与装置
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
CN103957962B (zh) 2011-10-05 2017-07-07 犹诺医药有限公司 用于同时插入多个经皮部分的插入物
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
WO1999007435A1 (fr) 1999-02-18
CA2239515A1 (fr) 1999-02-12
AU4056497A (en) 1999-03-01

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