BRPI0919139A2 - Injetor descartável com alta segurança de injeção. - Google Patents

Injetor descartável com alta segurança de injeção.

Info

Publication number
BRPI0919139A2
BRPI0919139A2 BRPI0919139A BRPI0919139A BRPI0919139A2 BR PI0919139 A2 BRPI0919139 A2 BR PI0919139A2 BR PI0919139 A BRPI0919139 A BR PI0919139A BR PI0919139 A BRPI0919139 A BR PI0919139A BR PI0919139 A2 BRPI0919139 A2 BR PI0919139A2
Authority
BR
Brazil
Prior art keywords
release
pressure bar
unit
energy accumulator
spring energy
Prior art date
Application number
BRPI0919139A
Other languages
English (en)
Inventor
Asmussen Bodo
Hoffmann Hans-Rainer
Original Assignee
Lts Lohmann Therapie Systeme Ag
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 Lts Lohmann Therapie Systeme Ag filed Critical Lts Lohmann Therapie Systeme Ag
Publication of BRPI0919139A2 publication Critical patent/BRPI0919139A2/pt

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/30Syringes for injection by jet action, without needle, e.g. for use with replaceable ampoules or carpules
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/50Devices 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/20Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
    • A61M2005/2006Having specific accessories
    • A61M2005/2013Having specific accessories triggering of discharging means by contact of injector with patient body
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/20Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
    • A61M2005/2073Automatic 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M2005/3103Leak prevention means for distal end of syringes, i.e. syringe end for mounting a needle
    • A61M2005/3106Plugs for syringes without needle
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/20Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
    • A61M5/2033Spring-loaded one-shot injectors with or without automatic needle insertion

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

INJETOR DESCARTÁVEL COM ALTA SEGURANÇA DE INJEÇÃO. A presente invenção refere-se a um injetor descartável sem agulha com uma carcaça (10), que compreende, pelo menos, uma barra de pressão, com uma unidade de cilindro e êmbolo (100), com um punção de acionamento do êmbolo (60), com uma unidade de liberação (80), e com um acumulador de energia de mola (50), sendo que, a unidade de liberação (80) bloqueia o acumulador de energia de mola (50) pré-tensionado, primeiramente por meio da barra de pressão, sendo que, durante a liberação da barra de pressão a unidade de liberação (80) desliza ao longo de, pelo menos, um elemento de liberação (82), e sendo que, após a liberação da unidade de liberação, por meio do punção de acionamento do êmbolo o acumulador de energia de mola desloca a barra de pressão e aciona a unidade de êmbolo e cilindro. Para isso, durante o carregamento pelo acumulador de energia de mola, o acoplamento entre a parede interna do elemento de liberação e a superfície de contato da barra de pressão, voltada uma para a outra, pelo menos, parcialmente apresenta um coeficiente de fricção cinética mais alto que o acoplamento entre a superfície do colar do punção de acionamento do êmbolo e a superfície de apoio da barra de pressão voltada uma para a outra. Com a invenção em questão é desenvolvido um injetor descartável, em cujo emprego é assegurado a força mínima necessária de pressão por contato.
BRPI0919139A 2008-09-23 2009-08-21 Injetor descartável com alta segurança de injeção. BRPI0919139A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008048595A DE102008048595A1 (de) 2008-09-23 2008-09-23 Einweginjektor mit hoher Injektionssicherheit
PCT/EP2009/006065 WO2010034380A1 (de) 2008-09-23 2009-08-21 Nadelloser einweginjektor mit hoher injektionssicherheit

Publications (1)

Publication Number Publication Date
BRPI0919139A2 true BRPI0919139A2 (pt) 2017-07-11

Family

ID=41225983

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0919139A BRPI0919139A2 (pt) 2008-09-23 2009-08-21 Injetor descartável com alta segurança de injeção.

Country Status (17)

Country Link
US (1) US8287490B2 (pt)
EP (1) EP2341960B1 (pt)
JP (1) JP5520303B2 (pt)
KR (1) KR101535700B1 (pt)
CN (1) CN102159266A (pt)
AR (1) AR073306A1 (pt)
AU (1) AU2009296618A1 (pt)
BR (1) BRPI0919139A2 (pt)
CA (1) CA2735696A1 (pt)
DE (1) DE102008048595A1 (pt)
ES (1) ES2733149T3 (pt)
IL (1) IL211724A0 (pt)
MX (1) MX2011003065A (pt)
RU (1) RU2534406C9 (pt)
TW (1) TW201023930A (pt)
WO (1) WO2010034380A1 (pt)
ZA (1) ZA201101578B (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2399627A1 (en) * 2010-06-28 2011-12-28 Sanofi-Aventis Deutschland GmbH Auto-injector
EP2468336A1 (en) * 2010-12-21 2012-06-27 Sanofi-Aventis Deutschland GmbH Auto-injector
DE102011113565A1 (de) 2011-09-19 2013-03-21 Lts Lohmann Therapie-Systeme Ag Einweginjektor mit Elementen zur Erhöhung der Auslösesicherheit
DK2822618T3 (da) * 2012-03-06 2024-01-22 Antares Pharma Inc Forfyldt nål med brudkraftfunktion
EP2703021A1 (de) * 2012-08-31 2014-03-05 LTS LOHMANN Therapie-Systeme AG Zylinerkolbeneinheit mit zweiteiligem Kolben
ES2610249T3 (es) * 2014-01-30 2017-04-26 Tecpharma Licensing Ag Dispositivo de seguridad de liberación para un autoinyector
CN104524671A (zh) * 2014-11-27 2015-04-22 杭州电子科技大学 一种电机压紧的无针注射器
JP6617158B2 (ja) * 2015-05-04 2019-12-11 エルテーエス ローマン テラピー−ジステーメ アーゲー トリガの信頼性を高めた使い捨ての注射器
CN109432553B (zh) * 2018-11-19 2024-04-16 北京快舒尔医疗技术有限公司 无针注射器的储药管的注射头组件、储药管和无针注射器
CN110236783B (zh) * 2019-07-02 2021-07-06 北京华视诺维医疗科技有限公司 房水采集装置
CN111544706B (zh) * 2020-05-11 2022-03-18 易舒康(山东)生物科技有限公司 一种剂量准确的便携无针注射器
KR102224517B1 (ko) * 2020-12-11 2021-03-09 (주)풍림파마텍 재사용 방지를 위해 외부 하우징과 록킹 모듈 간의 록킹 구조를 개선한 일회용 주사 장치
KR102219038B1 (ko) * 2020-12-11 2021-02-23 (주)풍림파마텍 외부 하우징에 수용된 록킹 모듈과 주사액이 담긴 약액 카트리지 간의 결합구조를 개선한 일회용 주사 장치
KR102219035B1 (ko) * 2020-12-11 2021-02-23 (주)풍림파마텍 재사용 방지를 위해 잠김 구조를 갖는 일회용 주사 장치

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08505543A (ja) 1992-11-19 1996-06-18 テブロ ソシエテ アノニム 予充填注射器用の使い捨て自動注射装置
DE69426390T2 (de) * 1993-07-31 2001-04-12 Weston Medical Ltd Nadelloser injektor
DK0762904T3 (da) * 1994-05-30 2002-10-28 B D Medico S A R L Injektionsudstyr
US5730723A (en) 1995-10-10 1998-03-24 Visionary Medical Products Corporation, Inc. Gas pressured needle-less injection device and method
US6428528B2 (en) * 1998-08-11 2002-08-06 Antares Pharma, Inc. Needle assisted jet injector
AR026914A1 (es) * 1999-12-11 2003-03-05 Glaxo Group Ltd Distribuidor de medicamento
US6517517B1 (en) * 2000-06-08 2003-02-11 Mayo Foundation For Medical Education And Research Automated injection device for administration of liquid medicament
AU2002222371A1 (en) 2000-12-21 2002-07-01 Arnold Neracher Injection device with re-usable pressure generating means.
DE10351594A1 (de) * 2003-11-05 2005-06-16 Tecpharma Licensing Ag Vorrichtung für die Verabreichung eines injizierbaren Produkts
DE102005062206B3 (de) 2005-12-24 2006-12-14 Lts Lohmann Therapie-Systeme Ag Einweginjektor mit dauergeladenem Federenergiespeicher
DE102007034871A1 (de) * 2007-07-24 2009-01-29 Lts Lohmann Therapie-Systeme Ag Einweginjektor mit handbetätigbarem Kolben

Also Published As

Publication number Publication date
KR20110063770A (ko) 2011-06-14
CA2735696A1 (en) 2010-04-01
AU2009296618A1 (en) 2010-04-01
DE102008048595A1 (de) 2010-04-01
RU2011110769A (ru) 2012-09-27
MX2011003065A (es) 2011-04-11
JP5520303B2 (ja) 2014-06-11
ES2733149T3 (es) 2019-11-27
AR073306A1 (es) 2010-10-28
JP2012502707A (ja) 2012-02-02
US20110208119A1 (en) 2011-08-25
EP2341960B1 (de) 2019-04-24
WO2010034380A1 (de) 2010-04-01
KR101535700B1 (ko) 2015-07-09
TW201023930A (en) 2010-07-01
EP2341960A1 (de) 2011-07-13
ZA201101578B (en) 2011-11-30
CN102159266A (zh) 2011-08-17
IL211724A0 (en) 2011-06-30
US8287490B2 (en) 2012-10-16
RU2534406C9 (ru) 2015-10-10
RU2534406C2 (ru) 2014-11-27

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]