ES2117219T3 - Jeringuilla de seguridad, simplificada, con aguja retractil, con autotensado, para inyeccion intravenosa. - Google Patents

Jeringuilla de seguridad, simplificada, con aguja retractil, con autotensado, para inyeccion intravenosa.

Info

Publication number
ES2117219T3
ES2117219T3 ES94309425T ES94309425T ES2117219T3 ES 2117219 T3 ES2117219 T3 ES 2117219T3 ES 94309425 T ES94309425 T ES 94309425T ES 94309425 T ES94309425 T ES 94309425T ES 2117219 T3 ES2117219 T3 ES 2117219T3
Authority
ES
Spain
Prior art keywords
needle
syringe
axis
arrow
alveole
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 - Lifetime
Application number
ES94309425T
Other languages
English (en)
Inventor
Long-Hsiung Chen
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of ES2117219T3 publication Critical patent/ES2117219T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • A61M5/34—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
    • A61M2005/342—Off-center needles, i.e. needle connections not being coaxial with the longitudinal symmetry axis of syringe barrel
    • 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
    • A61M5/3278—Apparatus for destroying used needles or syringes

Landscapes

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

UNA JERINGA DE SEGURIDAD INCLUYE UNA AGUJA HUECA (2) NORMALMENTE SUJETA EXCENTRICAMENTE EN UNA PORCION DELANTERA DE LA JERINGA (1), UN EMBOLO (31) DESLIZABLE DE MANERA RECTILINEA SUJETA EN LA JERINGA (1) PARA UTILIZARLO DURANTE LA INYECCION, UNA PARTE EN FORMA DE CABEZA DE FLECHA (301) DE UN MIEMBRO DE ACOPLAMIENTO (30) RETENIDO EN EL EMBOLO (31) ENGARZABLE CON AL MENOS UN ALVEOLO DE RETENCION (27) AHUECADO EN UNA PARTE TRASERA DE LA AGUJA HUECA (2) CON EL ALVEOLO DE RETENCION (27) FORMADO GENERALMENTE DE UNA FORMA CONICA QUE TIENE UN EJE CONICO LONGITUDINAL (270) INCLINADO HACIA EL EXTERIOR DESDE UN EJE DE LA AGUJA (200) DE LA AGUJA (2) CUANDO ESTA NORMALMENTE SUJETO EN LA JERINGA (1) CON EL EJE DE LA AGUJA (200) PARALELO AL EJE DE LA JERINGA (100) FORMADO LONGITUDINALMENTE EN UNA LINEA CENTRAL DE LA JERINGA (1), POR LO QUE AL RETRAER EL EMBOLO (31) Y LA AGUJA (2) UNIDA AL EMBOLO (31), CON EL ALVEOLO DE RETENCION (27) DE LA AGUJA (2) ACOPLADO CON FUERZA A LA PARTE EN FORMA DE CABEZA DE FLECHA (301) DEL ELEMENTO DE ACOPLAMIENTO (30), EN UNA PARTE CILINDRICA (10) EN LA JERINGA (1), LA AGUJA (2) SE INCLINARA AUTOMATICAMENTE HACIA UNA PARTE ACODADA DELANTERA (15A) DE LA JERINGA (1) SEGUN EL ALVEOLO DE RETENCION (27) DE LA AGUJA (2) SE RESTAURA POR LA PARTE EN FORMA DE CABEZA DE FLECHA (301) DEL ELEMENTO DE ACOPLAMIENTO (30) RETENIENDO EL EMBOLO (31) PARA PREVENIR UNA PROYECCION HACIA AFUERA DE LA AGUJA RETRAIDA (2) DESDE LA JERINGA (1) PARA PREVENIR QUE PUEDA INYECTAR A OTROS.
ES94309425T 1993-12-20 1994-12-16 Jeringuilla de seguridad, simplificada, con aguja retractil, con autotensado, para inyeccion intravenosa. Expired - Lifetime ES2117219T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16906293A 1993-12-20 1993-12-20

Publications (1)

Publication Number Publication Date
ES2117219T3 true ES2117219T3 (es) 1998-08-01

Family

ID=22614125

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94309425T Expired - Lifetime ES2117219T3 (es) 1993-12-20 1994-12-16 Jeringuilla de seguridad, simplificada, con aguja retractil, con autotensado, para inyeccion intravenosa.

Country Status (6)

Country Link
EP (1) EP0661068B1 (es)
AU (1) AU678637B2 (es)
CA (1) CA2137875A1 (es)
DE (1) DE69409342T2 (es)
DK (1) DK0661068T3 (es)
ES (1) ES2117219T3 (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2171113A1 (es) * 1999-07-19 2002-08-16 Lai Yu-Hau Chang Jeringa de seguridad.

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0818210A1 (en) * 1996-07-10 1998-01-14 Long-Hsiung Chen Safety syringe with retractable self-biased needle for intravenous injection without packing ring
DE19705892C1 (de) * 1997-02-15 1998-11-12 Siekmann Gmbh Universalsicherheitsspritze
TW357614U (en) * 1998-03-12 1999-05-01 Wen-Neng Liu Retractable safety syringe needle for hypodermic injection
CN106994199A (zh) * 2017-05-16 2017-08-01 上海博洽医疗器械有限公司 便于单手操作的医用注射器
CN109908433B (zh) * 2018-12-05 2022-02-08 王琳 一次性微量高精度安全注射器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0201611A1 (de) * 1985-05-10 1986-11-20 B. Braun-SSC AG Zwei-Kanülen-Spritze
AU616711B2 (en) * 1987-12-21 1991-11-07 Stuart M. Dolgin Fluid passing apparatus with means for covering the same
US5152750A (en) * 1991-05-20 1992-10-06 Haining Michael L Retractable needle syringe
US5242402A (en) * 1992-09-28 1993-09-07 Chen Long Hsiung Safety syringe with retractible self-biased needle adapted for intravenous injection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2171113A1 (es) * 1999-07-19 2002-08-16 Lai Yu-Hau Chang Jeringa de seguridad.

Also Published As

Publication number Publication date
EP0661068B1 (en) 1998-04-01
DE69409342D1 (de) 1998-05-07
DE69409342T2 (de) 1998-12-10
AU8049694A (en) 1995-06-29
CA2137875A1 (en) 1995-06-21
DK0661068T3 (da) 1999-03-08
AU678637B2 (en) 1997-06-05
EP0661068A1 (en) 1995-07-05

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