DE20303231U1 - Spritzenzylinder mit Kanülenaufsatz - Google Patents

Spritzenzylinder mit Kanülenaufsatz

Info

Publication number
DE20303231U1
DE20303231U1 DE20303231U DE20303231U DE20303231U1 DE 20303231 U1 DE20303231 U1 DE 20303231U1 DE 20303231 U DE20303231 U DE 20303231U DE 20303231 U DE20303231 U DE 20303231U DE 20303231 U1 DE20303231 U1 DE 20303231U1
Authority
DE
Germany
Prior art keywords
piston
syringe barrel
piston rod
hollow needle
barrel according
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
DE20303231U
Other languages
English (en)
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.)
B Braun Melsungen AG
Original Assignee
B Braun Melsungen 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
Priority to DE20303231U priority Critical patent/DE20303231U1/de
Application filed by B Braun Melsungen AG filed Critical B Braun Melsungen AG
Publication of DE20303231U1 publication Critical patent/DE20303231U1/de
Priority to PCT/EP2004/000858 priority patent/WO2004075959A1/en
Priority to JP2006501667A priority patent/JP5010274B2/ja
Priority to US10/769,067 priority patent/US7530966B2/en
Priority to EP04706621.2A priority patent/EP1601398B1/de
Priority to US10/788,127 priority patent/US7544180B2/en
Priority to US11/707,846 priority patent/US8419682B2/en
Priority to US12/433,553 priority patent/US8758296B2/en
Priority to JP2012000811A priority patent/JP2012086057A/ja
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
    • 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
    • A61M5/32—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
    • A61M5/3234—Fully automatic needle retraction, i.e. in which triggering of the needle does not require a deliberate action by the user
    • A61M2005/3235—Fully automatic needle retraction, i.e. in which triggering of the needle does not require a deliberate action by the user triggered by radial deflection of the anchoring parts between needle mount and syringe barrel or needle housing, e.g. spreading of needle mount retaining hooks having slanted surfaces by engagement with correspondingly shaped surfaces on the piston at the end of an injection stroke
    • 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
    • A61M5/50—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 having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
    • A61M5/5013—Means for blocking the piston or the fluid passageway to prevent illegal refilling of a syringe
    • A61M5/502—Means for blocking the piston or the fluid passageway to prevent illegal refilling of a syringe for blocking 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
    • A61M5/50—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 having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
    • A61M5/508—Means for preventing re-use by disrupting the piston seal, e.g. by puncturing

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt

Claims (9)

1. Spritzenzylinder umfassend
einen Kanülenaufsatz (4), in dem eine Hohlnadel (S) lösbar gehalten und durch eine Feder (7) beaufschlagt ist,
eine mit einem Kolben (3) versehene Kolbenstange (2), die einen hohlzylindrischen Abschnitt (2a) aufweist, der sich durch den Kolben (3) erstreckt und die lösbare Halte­ rung der Hohlnadel (5) im Kanülenaufsatz (4) derart beaufschlagen kann, dass die Fe­ der (7) die Hohlnadel in den Hohlraum (2e) der Kolbenstange (2) bewegt.
2. Spritzenzylinder nach Anspruch 1, wobei der Kanülenaufsatz (4) lösbar mit dem Spritzenzylinder (1) verbunden ist.
3. Spritzenzylinder nach Anspruch 2, wobei zwischen Spritzenzylinder und Kanülenauf­ satz eine Luer-Verbindung ausgebildet ist.
4. Spritzenzylinder nach einem der vorhergehenden Ansprüche, wobei der Hohlraum (2e) der Kolbenstange am distalen Ende mit einem lösbaren bzw. abtrennbaren Ver­ schlusselement (2g) verschlossen ist.
5. Spritzenzylinder nach den vorhergehenden Ansprüchen, wobei der Kolben (3) defor­ mierbar ausgebildet ist, so dass eine Relativbewegung zwischen Kolbenstange (2) und Kolben (3) möglich ist.
6. Spritzenzylinder nach Anspruch 5, wobei an dem Kolben (3) ein verformbarer Kom­ pressionsring (3b) ausgebildet ist, an dem ein Stützring (2c) der Kolbenstange (2) an­ liegt.
7. Spritzenzylinder nach den vorhergehenden Ansprüchen, wobei der Kolben (3) als Hohlkolben ausgebildet ist und in den Hohlraum (3a) des Kolbens ein Haltering (2b) der Kolbenstange eingreift.
8. Spritzenzylinder nach den vorhergehenden Ansprüchen, wobei die Hohlnadel (5) in einem flexiblen Kanülensitz (4c) gehalten ist, der durch das distale Ende der Kolben­ stange verformbar ist.
9. Spritzenzylinder nach Anspruch 8, wobei die Hohlnadel (5) mit durch Quetschung angeformten Rastnasen oder einem angeformten Ringwulst mit dem flexiblen Kanü­ lensitz (4c) lösbar in Eingriff steht
DE20303231U 2003-02-27 2003-02-27 Spritzenzylinder mit Kanülenaufsatz Expired - Lifetime DE20303231U1 (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
DE20303231U DE20303231U1 (de) 2003-02-27 2003-02-27 Spritzenzylinder mit Kanülenaufsatz
PCT/EP2004/000858 WO2004075959A1 (en) 2003-02-27 2004-01-30 Safety syringes with retractable needle
JP2006501667A JP5010274B2 (ja) 2003-02-27 2004-01-30 格納式針を備える安全注射器
US10/769,067 US7530966B2 (en) 2003-02-27 2004-01-30 Safety syringes
EP04706621.2A EP1601398B1 (de) 2003-02-27 2004-01-30 Sicherheitsspritzen mit zurückziehbarer nadel
US10/788,127 US7544180B2 (en) 2003-02-27 2004-02-25 Safety syringes
US11/707,846 US8419682B2 (en) 2003-02-27 2007-02-16 Safety syringes
US12/433,553 US8758296B2 (en) 2003-02-27 2009-04-30 Safety syringes
JP2012000811A JP2012086057A (ja) 2003-02-27 2012-01-05 格納式針を備える安全注射器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20303231U DE20303231U1 (de) 2003-02-27 2003-02-27 Spritzenzylinder mit Kanülenaufsatz

Publications (1)

Publication Number Publication Date
DE20303231U1 true DE20303231U1 (de) 2003-04-30

Family

ID=7980424

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20303231U Expired - Lifetime DE20303231U1 (de) 2003-02-27 2003-02-27 Spritzenzylinder mit Kanülenaufsatz

Country Status (5)

Country Link
US (3) US7530966B2 (de)
EP (1) EP1601398B1 (de)
JP (2) JP5010274B2 (de)
DE (1) DE20303231U1 (de)
WO (1) WO2004075959A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1550476A1 (de) * 2003-12-30 2005-07-06 Life-Shield Products, Inc. Spritze mit zurückziehbarer Nadel

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DE20303231U1 (de) * 2003-02-27 2003-04-30 Braun Melsungen Ag Spritzenzylinder mit Kanülenaufsatz
EP1694390A4 (de) * 2003-12-16 2007-10-31 Von Pace Pty Ltd Einziehbare spritze
CA2554196C (en) * 2004-01-28 2011-12-20 Unitract Syringe Pty Ltd Retractable syringe with plunger disabling system
DE202004011516U1 (de) * 2004-07-22 2005-12-08 Schwarzbich, Jörg Spritze
US7811259B2 (en) 2004-09-03 2010-10-12 L.O.M. Laboratories Inc. Single-use pneumatic safety syringe providing gas-driven needle retraction
US8114110B2 (en) 2004-09-22 2012-02-14 St. Jude Medical, Atrial Fibrillation Division, Inc. Transseptal puncture needle and needle assemblies
US9326756B2 (en) * 2006-05-17 2016-05-03 St. Jude Medical, Atrial Fibrillation Division, Inc. Transseptal catheterization assembly and methods
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US8157816B2 (en) * 2007-08-31 2012-04-17 Kimberly-Clark Worldwide, Inc. Gastropexy kit
US7955300B2 (en) * 2009-05-11 2011-06-07 Shu-Ming Chang Disposable safety syringe with retractable needle
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US8792765B2 (en) * 2011-06-13 2014-07-29 Fci Americas Technology, Inc. Optical fiber cable connection having resiliently deformable gripping section
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US20140276568A1 (en) * 2013-03-15 2014-09-18 Morris Elijah Worden Systems and methods for dampening friction in an autoinjector device
CA2963334A1 (en) * 2013-10-25 2014-04-30 Global Medisafe Holdings Limited Retractable syringe
US10098628B2 (en) 2014-07-22 2018-10-16 Cook Medical Technologies Llc Anchor deployment system, device, and method of treatment
AU2015337782B2 (en) * 2014-10-31 2020-02-13 L.O.M. Laboratories Inc. Retractable needle syringe
WO2016115628A1 (en) 2015-01-20 2016-07-28 L.O.M. Laboratories Inc. Retractable needle syringe with unitary propellant release module
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US20190298928A1 (en) * 2018-03-29 2019-10-03 Thomas J. Shaw Syringe with Flat Indicia Display Surface
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1550476A1 (de) * 2003-12-30 2005-07-06 Life-Shield Products, Inc. Spritze mit zurückziehbarer Nadel

Also Published As

Publication number Publication date
JP5010274B2 (ja) 2012-08-29
EP1601398A1 (de) 2005-12-07
JP2012086057A (ja) 2012-05-10
US20050020988A1 (en) 2005-01-27
US20090216188A1 (en) 2009-08-27
US8758296B2 (en) 2014-06-24
WO2004075959A1 (en) 2004-09-10
US20070156098A1 (en) 2007-07-05
EP1601398B1 (de) 2018-10-17
US8419682B2 (en) 2013-04-16
US7530966B2 (en) 2009-05-12
JP2006519042A (ja) 2006-08-24

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