GB1345980A - Blood collecting assembly - Google Patents

Blood collecting assembly

Info

Publication number
GB1345980A
GB1345980A GB5263072*A GB5263072A GB1345980A GB 1345980 A GB1345980 A GB 1345980A GB 5263072 A GB5263072 A GB 5263072A GB 1345980 A GB1345980 A GB 1345980A
Authority
GB
United Kingdom
Prior art keywords
blood collecting
collecting assembly
april
heading
relate
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
Application number
GB5263072*A
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.)
Abbott Laboratories
Original Assignee
Abbott Laboratories
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 Abbott Laboratories filed Critical Abbott Laboratories
Publication of GB1345980A publication Critical patent/GB1345980A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/153Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
    • A61B5/154Devices using pre-evacuated means
    • A61B5/1545Devices using pre-evacuated means comprising means for indicating vein or arterial entry
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150015Source of blood
    • A61B5/15003Source of blood for venous or arterial blood
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150206Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
    • A61B5/150213Venting means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150206Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
    • A61B5/150221Valves
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150206Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
    • A61B5/150259Improved gripping, e.g. with high friction pattern or projections on the housing surface or an ergonometric shape
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150351Caps, stoppers or lids for sealing or closing a blood collection vessel or container, e.g. a test-tube or syringe barrel
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150374Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
    • A61B5/150381Design of piercing elements
    • A61B5/150389Hollow piercing elements, e.g. canulas, needles, for piercing the skin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150374Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
    • A61B5/150381Design of piercing elements
    • A61B5/150473Double-ended needles, e.g. used with pre-evacuated sampling tubes
    • A61B5/150496Details of construction of hub, i.e. element used to attach the double-ended needle to a piercing device or sampling device
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150732Needle holders, for instance for holding the needle by the hub, used for example with double-ended needle and pre-evacuated tube
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Surgery (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Vascular Medicine (AREA)
  • Anesthesiology (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Sampling And Sample Adjustment (AREA)
  • External Artificial Organs (AREA)
GB5263072*A 1971-04-30 1972-04-12 Blood collecting assembly Expired GB1345980A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13899071A 1971-04-30 1971-04-30
GB1698372 1972-04-12
AU41120/72A AU462860B2 (en) 1971-04-30 1972-04-13 Blood collecting assembly

Publications (1)

Publication Number Publication Date
GB1345980A true GB1345980A (en) 1974-02-06

Family

ID=46650987

Family Applications (2)

Application Number Title Priority Date Filing Date
GB5263072*A Expired GB1345980A (en) 1971-04-30 1972-04-12 Blood collecting assembly
GB1698372A Expired GB1345979A (en) 1971-04-30 1972-04-12 Blood collecting assemblies

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1698372A Expired GB1345979A (en) 1971-04-30 1972-04-12 Blood collecting assemblies

Country Status (9)

Country Link
US (1) US3886930A (enExample)
AU (1) AU462860B2 (enExample)
CA (1) CA1009110A (enExample)
CH (1) CH555182A (enExample)
DE (1) DE2221096A1 (enExample)
FR (1) FR2134516B1 (enExample)
GB (2) GB1345980A (enExample)
IT (1) IT953829B (enExample)
ZA (1) ZA722405B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6068011A (en) 1993-10-13 2000-05-30 Paradis; Joseph R. Control of fluid flow

Families Citing this family (83)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4325388A (en) * 1973-02-05 1982-04-20 Louis Bucalo Apparatus for collecting and processing body fluids
CH591866A5 (enExample) * 1975-11-05 1977-09-30 Lezard Sa
US4020831A (en) * 1975-12-04 1977-05-03 Technicon Instruments Corporation Blood collecting syringe
US4041934A (en) * 1976-02-02 1977-08-16 Abbott Laboratories Arterial blood sampling unit
US4106497A (en) * 1977-02-04 1978-08-15 Becton, Dickinson And Company Multiple sample needle assembly with indicator means
US4134512A (en) * 1977-06-08 1979-01-16 Becton, Dickinson And Company One-way evacuated tube stopper
US4154229A (en) * 1977-08-10 1979-05-15 Becton, Dickinson And Company Blood collection system with venipuncture indicator
DE2852843A1 (de) * 1977-12-23 1979-06-28 Erba Carlo Spa Nadel fuer transfusionen, infusionen u.dgl.
US4215702A (en) * 1978-01-12 1980-08-05 Patrick Ayer Arterial blood extraction device
US4266543A (en) * 1979-02-22 1981-05-12 Blum Alvin S Hypodermic needle protection means
US4333479A (en) * 1979-10-01 1982-06-08 Shiplee Iii Lewis D Disposable needle assembly
US4312362A (en) * 1980-10-02 1982-01-26 Becton, Dickinson And Company Single sample needle with vein entry indicator
US4572210A (en) * 1981-07-01 1986-02-25 Marquest Medical Products, Inc. Syringe with means for allowing passage of air while preventing the passage of blood to obtain a gas-free blood sample
US4424817A (en) 1981-07-01 1984-01-10 Marquest Medical Products, Inc. Syringe with means for automatically sealing a blood sample within the syringe
US4416291A (en) * 1981-07-20 1983-11-22 Becton Dickinson And Company Multiple sample needle assembly with vein entry indicator
US4398544A (en) * 1981-10-15 1983-08-16 Becton Dickinson And Company Single and multiple sample needle assembly with vein entry indicator
AU591173B2 (en) * 1985-10-15 1989-11-30 Pan American Trading Co., Ltd. Grout injector
US4931048A (en) * 1986-04-07 1990-06-05 Icu Medical, Inc. Medical device
US5135513A (en) * 1987-02-05 1992-08-04 Medicorp Holding S.A. Connector for liquid transfer device
US4772275A (en) * 1987-03-09 1988-09-20 Prn Services, Inc. Sheath for devices for injecting or withdrawing body fluids
US4943284A (en) * 1987-03-09 1990-07-24 Erlich Frederick L Sheath for devices for injecting or withdrawing body fluids
US4782841A (en) * 1987-04-07 1988-11-08 Icu Medical, Inc. Medical device
US5154699A (en) * 1988-03-01 1992-10-13 Ryan Medical, Inc. Safety winged needle device for use with fistulas
US4893636A (en) * 1988-03-09 1990-01-16 Sherwood Medical Company Medical container stopper
US4971068A (en) * 1989-07-07 1990-11-20 Bio-Plexus, Inc. Blood vessel locating needle assembly with thermochromic indicator
DE4000968C1 (en) * 1990-01-16 1991-06-20 Dieter 2090 Drage De Wendelborn Blood sampling apparatus - has blood observation chamber mounted in sampling vessel stopper
US5167642A (en) * 1990-08-27 1992-12-01 Baxter International Inc. Sheath for a blunt cannula
JPH0732766B2 (ja) * 1990-09-26 1995-04-12 テルモ株式会社 採血針
US5222502A (en) * 1990-09-26 1993-06-29 Terumo Kabushiki Kaisha Blood collecting needle
US5122123A (en) 1991-01-30 1992-06-16 Vaillancourt Vincent L Closed system connector assembly
ES2147748T3 (es) 1991-12-18 2000-10-01 Icu Medical Inc Valvula medica.
JPH07379A (ja) * 1993-02-22 1995-01-06 Issei Suzuki 真空採血針
US5485854A (en) * 1994-04-12 1996-01-23 Smiths Industries Medical Systems, Inc. Safety blood collection tube holder and assembly therefor
RU2154462C2 (ru) * 1994-06-24 2000-08-20 Айку Медикал, Инк. Устройство для перемещения жидкости и способ его применения
US5738663A (en) 1995-12-15 1998-04-14 Icu Medical, Inc. Medical valve with fluid escape space
US5662127A (en) * 1996-01-17 1997-09-02 Bio-Plas, Inc. Self-contained blood withdrawal apparatus and method
US5776076A (en) * 1996-03-11 1998-07-07 Chen; Long-Hsiung Safety vacuum syringe for blood sampling
GB2359754B (en) * 2000-03-03 2004-04-28 Nmt Group Plc Needle sheath
US6958055B2 (en) * 1998-09-04 2005-10-25 Nmt Group Plc Retractable needle syringe including a sheath and an intravenous adapter
WO2000067824A1 (en) * 1999-05-05 2000-11-16 Novo Nordisk A/S Piston
US6533760B2 (en) 2000-05-02 2003-03-18 Becton, Dickinson And Company Flashback blood collection needle
US6712792B2 (en) 2001-05-02 2004-03-30 Becton, Dickinson And Company Flashback blood collection needle
SG121744A1 (en) * 2002-11-06 2006-05-26 Becton Dickinson Co Flashback blood collection needle with needle shield
US7217258B2 (en) * 2003-05-02 2007-05-15 Becton, Dickinson And Company Controlled release structure for attaching medical devices
US7396343B2 (en) * 2004-05-03 2008-07-08 Clear View Patient Safty Products, Llc Blood drawing device with flash detection
US7530967B2 (en) * 2004-05-03 2009-05-12 Clearview Patient Safety Technologies, Llc Porous multiple sample sleeve and blood drawing device for flash detection
US7160267B2 (en) * 2004-05-03 2007-01-09 Clear View Patent Safety Products, Llc Blood drawing device with flash detection
US20080086085A1 (en) * 2004-05-03 2008-04-10 Leroy Brown Blood drawing device with flash detection
US20050273019A1 (en) * 2004-06-02 2005-12-08 Becton, Dickinson And Company Blood collection set with venting mechanism
EP1602328A1 (en) * 2004-06-02 2005-12-07 Becton, Dickinson and Company Flashback Blood Collection Needle
EP1796539B1 (en) * 2004-08-16 2011-03-16 Becton, Dickinson and Company Flashback blood collection needle
US20060129064A1 (en) * 2004-11-29 2006-06-15 Becton, Dickinson And Company Blood collection set with an expanded internal volume
JP2010514501A (ja) * 2006-12-29 2010-05-06 タイコ ヘルスケア グループ リミテッド パートナーシップ フラッシュバックチャンバを備えた通気型瀉血針
DE102007031799B3 (de) * 2007-07-07 2008-10-16 Haindl, Hans, Dr. med. Kanülenvorrichtung zur Entnahme von Rückenmarksflüssigkeiten (Liquor)
US7918805B2 (en) * 2007-09-27 2011-04-05 Tyco Healthcare Group Lp Phlebotomy needle with shape memory alloy flashback sensor
US9066690B2 (en) * 2007-09-27 2015-06-30 Covidien Lp Blood collection needle assembly
CN102753107B (zh) * 2009-12-15 2015-07-22 库克医学技术有限责任公司 小断面单向阀
US9174007B2 (en) 2010-03-15 2015-11-03 Becton, Dickinson And Company Medical device including an air evacuation system
US8172794B2 (en) * 2010-03-15 2012-05-08 Becton, Dickinson And Company Medical device including an air evacuation system
US8535241B2 (en) 2011-10-13 2013-09-17 Magnolia Medical Technologies, Inc. Fluid diversion mechanism for bodily-fluid sampling
US9060724B2 (en) * 2012-05-30 2015-06-23 Magnolia Medical Technologies, Inc. Fluid diversion mechanism for bodily-fluid sampling
US9022950B2 (en) * 2012-05-30 2015-05-05 Magnolia Medical Technologies, Inc. Fluid diversion mechanism for bodily-fluid sampling
WO2014022275A1 (en) 2012-08-01 2014-02-06 Magnolia Medical Technologies, Inc. Fluid diversion mechanism for bodily-fluid sampling
CN104470440B (zh) * 2012-08-02 2017-04-19 张建铭 具有伸缩保护套的针筒式真空采血器
ES2878047T3 (es) 2012-10-11 2021-11-18 Magnolia Medical Technologies Inc Sistema para administrar un fluido a un paciente con contaminación reducida
CA2931983C (en) 2012-11-30 2021-12-07 Magnolia Medical Technologies, Inc. Syringe based fluid diversion mechanism for bodily-fluid sampling
CN104981203B (zh) 2012-12-04 2017-12-08 木兰医药技术股份有限公司 无菌体液采集装置和方法
US10772548B2 (en) 2012-12-04 2020-09-15 Magnolia Medical Technologies, Inc. Sterile bodily-fluid collection device and methods
WO2015134431A1 (en) 2014-03-03 2015-09-11 Magnolia Medical Technologies, Inc. Apparatus and methods for disinfection of a specimen container
US11234626B2 (en) 2015-06-12 2022-02-01 Magnolia Medical Technologies, Inc. Devices and methods for syringe-based fluid transfer for bodily-fluid sampling
US9820682B2 (en) 2015-07-24 2017-11-21 Kurin, Inc. Blood sample optimization system and blood contaminant sequestration device and method
EP3344213B1 (en) 2015-09-03 2020-04-22 Magnolia Medical Technologies, Inc. System for maintaining sterility of a specimen container
EP3777684B1 (en) 2016-12-27 2022-06-29 Kurin, Inc. Blood contaminat sequestration device
US11617525B2 (en) * 2017-02-10 2023-04-04 Kurin, Inc. Blood contaminant sequestration device with passive fluid control junction
US10827964B2 (en) * 2017-02-10 2020-11-10 Kurin, Inc. Blood contaminant sequestration device with one-way air valve and air-permeable blood barrier with closure mechanism
JP7273807B2 (ja) 2017-06-09 2023-05-15 マグノリア メディカル テクノロジーズ,インコーポレイテッド 流体制御デバイス及びそれを使用する方法
EP3658209A1 (en) 2017-07-25 2020-06-03 Kurin, Inc. Needle assembly with needle safety shield
JP7204742B2 (ja) 2017-09-12 2023-01-16 マグノリア メディカル テクノロジーズ,インコーポレイテッド 流体制御デバイス及び流体制御デバイスを使用する方法
US11419531B2 (en) 2017-12-07 2022-08-23 Magnolia Medical Technologies, Inc. Fluid control devices and methods of using the same
WO2020163744A1 (en) 2019-02-08 2020-08-13 Magnolia Medical Technologies, Inc. Devices and methods for bodily fluid collection and distribution
CA3132981A1 (en) 2019-03-11 2020-09-17 Magnolia Medical Technologies, Inc. Fluid control devices and methods of using the same
EP3948211A4 (en) 2019-04-01 2022-11-30 Kurin, Inc. DEVICE AND SYSTEM FOR OPTIMIZING BODY FLUID SAMPLES WITHOUT VENTING
US20230191033A1 (en) 2021-12-17 2023-06-22 Kurin, Inc. Syringes configured to inhibit forward plunger movement

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2837093A (en) * 1954-06-01 1958-06-03 Joseph A Rosenberg Hypodermic syringe
US2847995A (en) * 1954-08-23 1958-08-19 Becton Dickinson Co Transfusion needle sheath
US3093134A (en) * 1959-01-19 1963-06-11 Brunswick Corp Needle with molded hub
US3134380A (en) * 1962-02-08 1964-05-26 Thomas A Armao Shielded hypodermic needle
US3200486A (en) * 1963-09-16 1965-08-17 Walter A Shields Method of applying a shield to a hypodermic needle
US3304934A (en) * 1964-09-29 1967-02-21 Dionisio O Bautista Blood drawing device
US3366103A (en) * 1965-06-24 1968-01-30 Becton Dickinson Co Blood collecting assembly
US3469572A (en) * 1966-08-18 1969-09-30 Becton Dickinson Co Apparatus for taking multiple fluid samples
CA928600A (en) * 1967-12-05 1973-06-19 Ims Ltd. Blood sampling tube holder
US3500821A (en) * 1967-12-05 1970-03-17 Asper Vac Corp Multiple blood sampling apparatus with aspiration means
US3585984A (en) * 1968-04-10 1971-06-22 Parke Davis & Co Blood transfer device
SE377967B (enExample) * 1969-06-12 1975-08-04 Johnson & Johnson

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6068011A (en) 1993-10-13 2000-05-30 Paradis; Joseph R. Control of fluid flow

Also Published As

Publication number Publication date
AU4112072A (en) 1973-10-18
GB1345979A (en) 1974-02-06
US3886930A (en) 1975-06-03
ZA722405B (en) 1973-01-31
AU462860B2 (en) 1975-07-10
IT953829B (it) 1973-08-10
FR2134516A1 (enExample) 1972-12-08
DE2221096A1 (de) 1972-11-30
CA1009110A (en) 1977-04-26
CH555182A (fr) 1974-10-31
FR2134516B1 (enExample) 1977-12-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee