TWI455736B - 靜脈留置針 - Google Patents

靜脈留置針 Download PDF

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Publication number
TWI455736B
TWI455736B TW101104601A TW101104601A TWI455736B TW I455736 B TWI455736 B TW I455736B TW 101104601 A TW101104601 A TW 101104601A TW 101104601 A TW101104601 A TW 101104601A TW I455736 B TWI455736 B TW I455736B
Authority
TW
Taiwan
Prior art keywords
needle
syringe
rubber plug
vacuum
switch
Prior art date
Application number
TW101104601A
Other languages
English (en)
Other versions
TW201332601A (zh
Inventor
Chih Ming Wang
wei ting Wang
Original Assignee
Chih Ming Wang
wei ting Wang
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 Chih Ming Wang, wei ting Wang filed Critical Chih Ming Wang
Priority to TW101104601A priority Critical patent/TWI455736B/zh
Priority to CN201210067257.XA priority patent/CN103239775B/zh
Priority to US13/748,634 priority patent/US8845585B2/en
Publication of TW201332601A publication Critical patent/TW201332601A/zh
Application granted granted Critical
Publication of TWI455736B publication Critical patent/TWI455736B/zh

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    • A61M5/322—Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
    • A61M5/3221—Constructional features thereof, e.g. to improve manipulation or functioning
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/06—Body-piercing guide needles or the like
    • A61M25/0606—"Over-the-needle" catheter assemblies, e.g. I.V. catheters
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/06—Body-piercing guide needles or the like
    • A61M25/0612—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders
    • A61M25/0631—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders having means for fully covering the needle after its withdrawal, e.g. needle being withdrawn inside the handle or a cover being advanced over the 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
    • A61M5/32—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
    • A61M5/3232—Semi-automatic needle retraction, i.e. in which triggering of the needle retraction requires a deliberate action by the user, e.g. manual release of spring-biased retraction means
    • 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
    • A61M5/3295—Multiple needle devices, e.g. a plurality of needles arranged coaxially or in parallel
    • A61M5/3297—Needles arranged coaxially

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Claims (6)

  1. 一種靜脈留置針，包含：一針筒；一針座，該針座設置於該針筒內，該針座包含一針座本體、一針頭以及一針座膠塞，該針頭與該針座膠塞分別設置於該針座本體之前端與後端；一導管軟針，設置於該針座；一開關，該開關設置於該針筒，用以控制該針座之位置，其中當該開關抵接於該針座時，該針座本體之一第一定位槽係卡合於該開關之一第二定位槽，且該開關之一第二定位塊貼合於該導管軟針之外側；以及一真空產生裝置，該真空產生裝置設置於該針筒，該真空產生裝置包含：一真空膠塞，該真空膠塞與該針筒間維持氣密，當該真空膠塞朝向該針筒之後端移動時，該針筒之內部可產生低壓；及一拉桿，該拉桿連接至該真空膠塞，藉由該拉桿可使該真空膠塞移動；其中，藉由該拉桿使該真空膠塞移動，使該真空膠塞朝向該針筒之後端移動，而將該真空膠塞與該針座膠塞相分離，該針筒之內部可產生低壓，而以該卡合部可卡合於該針筒之後端；當該導管軟針與該針座相分離，可作動該開關，使該開關與該針座相分離，該針座可藉由該真空產生裝置所產生的低壓吸入該針筒，使該真空膠塞鄰靠該針座膠塞，而位於該針筒之後端。
  2. 如申請專利範圍第1項所述之靜脈留置針，其中，該拉桿包含一卡合部，該卡合部可卡合於該針筒之後端。
  3. 如申請專利範圍第2項所述之靜脈留置針，其中，該拉桿包含一折斷部，該折斷部接近該拉桿之前端。
  4. 如申請專利範圍第1項所述之靜脈留置針，其中，該拉桿之材質係聚丙烯(polypropylene)。
  5. 如申請專利範圍第1項所述之靜脈留置針，其中，該真空膠塞係以一彈性材質製作。
  6. 如申請專利範圍第1項所述之靜脈留置針，其中，該開關設置於該針筒之一導引槽，該開關可沿著該導引槽移動。
TW101104601A 2012-02-13 2012-02-13 靜脈留置針 TWI455736B (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TW101104601A TWI455736B (zh) 2012-02-13 2012-02-13 靜脈留置針
CN201210067257.XA CN103239775B (zh) 2012-02-13 2012-03-14 静脉留置针
US13/748,634 US8845585B2 (en) 2012-02-13 2013-01-24 Intravenous catheter set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW101104601A TWI455736B (zh) 2012-02-13 2012-02-13 靜脈留置針

Publications (2)

Publication Number Publication Date
TW201332601A TW201332601A (zh) 2013-08-16
TWI455736B true TWI455736B (zh) 2014-10-11

Family

ID=48919876

Family Applications (1)

Application Number Title Priority Date Filing Date
TW101104601A TWI455736B (zh) 2012-02-13 2012-02-13 靜脈留置針

Country Status (3)

Country Link
US (1) US8845585B2 (zh)
CN (1) CN103239775B (zh)
TW (1) TWI455736B (zh)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPQ867900A0 (en) 2000-07-10 2000-08-03 Medrad, Inc. Medical injector system
USD1031029S1 (en) 2003-11-25 2024-06-11 Bayer Healthcare Llc Syringe plunger
US7666169B2 (en) 2003-11-25 2010-02-23 Medrad, Inc. Syringe and syringe plungers for use with medical injectors
US8926569B2 (en) 2006-03-15 2015-01-06 Bayer Medical Care Inc. Plunger covers and plungers for use in syringes and methods of fabricating plunger covers and plungers for use in syringes
USD942005S1 (en) 2007-03-14 2022-01-25 Bayer Healthcare Llc Orange syringe plunger cover
USD847985S1 (en) 2007-03-14 2019-05-07 Bayer Healthcare Llc Syringe plunger cover
US8323249B2 (en) 2009-08-14 2012-12-04 The Regents Of The University Of Michigan Integrated vascular delivery system
US8771230B2 (en) 2010-05-19 2014-07-08 Tangent Medical Technologies, Llc Integrated vascular delivery system
US8814833B2 (en) 2010-05-19 2014-08-26 Tangent Medical Technologies Llc Safety needle system operable with a medical device
US9174003B2 (en) 2012-09-28 2015-11-03 Bayer Medical Care Inc. Quick release plunger
US20160151570A1 (en) * 2013-07-10 2016-06-02 Bayer Healthcare Llc Vacuum system for a piston and syringe interface
JP6461174B2 (ja) 2014-02-04 2019-01-30 アイシーユー・メディカル・インコーポレーテッド 自己プライミングシステムおよび自己プライミング方法
CA2942754C (en) 2014-03-19 2019-10-15 Bayer Healthcare Llc System for syringe engagement to an injector
CN205041892U (zh) * 2015-06-25 2016-02-24 千禧光医疗有限公司 用于留置针的安全机构以及带有该安全机构的留置针
CN106310446B (zh) * 2015-06-25 2021-01-01 千禧光医疗有限公司 用于留置针的安全机构以及带有该安全机构的留置针
US9480797B1 (en) 2015-10-28 2016-11-01 Bayer Healthcare Llc System and method for syringe plunger engagement with an injector
CN106039468A (zh) * 2016-07-30 2016-10-26 新乡医学院第附属医院 一种血管内留置导管
EP3565619B1 (en) 2017-01-06 2023-07-26 Bayer Healthcare LLC Syringe plunger with dynamic seal
US11213632B2 (en) 2017-03-24 2022-01-04 Sol-Millennium Medical Hk Limited Safety syringe and safety mechanism for use in the same
HUE061426T2 (hu) 2018-02-27 2023-06-28 Bayer Healthcare Llc Fecskendõ dugattyú kapcsoló szerkezet
IL299061A (en) 2020-06-18 2023-02-01 Bayer Healthcare Llc A system and method for connecting an injector piston with an injector

Citations (15)

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Publication number Priority date Publication date Assignee Title
US4747831A (en) * 1987-04-29 1988-05-31 Phase Medical, Inc. Cannula insertion set with safety retracting needle
US4772265A (en) * 1987-03-16 1988-09-20 Walter Gregory W Safety catheter
CN1024756C (zh) * 1987-09-08 1994-06-01 翟财钧 具有自动闭锁装置或兼有真空压力指示装置之抽吸式注射器
US5407431A (en) * 1989-07-11 1995-04-18 Med-Design Inc. Intravenous catheter insertion device with retractable needle
JPH1028739A (ja) * 1996-07-16 1998-02-03 Togo Medikit Kk 医療用穿刺具
US6086563A (en) * 1999-01-13 2000-07-11 Becton, Dickinson And Company Needle retraction mechanism with push start retraction
TW200409661A (en) * 2002-12-02 2004-06-16 ming-zheng Xu Safety device for injection and blood-drawing
US20040116853A1 (en) * 1999-12-07 2004-06-17 Halseth Thor R Safety needle medical bearing devices
TWM265056U (en) * 2004-10-26 2005-05-21 Ji-Shiung Yang Push-back safe syringe with atmospheric pressure
JP2006288449A (ja) * 2005-04-06 2006-10-26 Top:Kk 収納筒付留置針
TW200704415A (en) * 2005-07-26 2007-02-01 ming-zheng Xu Venous catheter with backflow draw
US20070255221A1 (en) * 2006-04-28 2007-11-01 Hiroaki Nakajima Indwelling needle assembly
TW200800319A (en) * 2006-06-16 2008-01-01 ming-zheng Xu Apparatus for setting catheter inside vein with drawing force
US20090247949A1 (en) * 2008-03-31 2009-10-01 Tyco Healthcare Group Lp Single-Use Syringe Assembly
JP2009233007A (ja) * 2008-03-26 2009-10-15 Terumo Corp 留置針

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CN101856529B (zh) * 2009-04-07 2012-07-11 曾锡勋 安全针筒
CN201855472U (zh) * 2010-11-04 2011-06-08 陈永曦 防血液污染的封闭型留置针导管组件

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4772265A (en) * 1987-03-16 1988-09-20 Walter Gregory W Safety catheter
US4747831A (en) * 1987-04-29 1988-05-31 Phase Medical, Inc. Cannula insertion set with safety retracting needle
CN1024756C (zh) * 1987-09-08 1994-06-01 翟财钧 具有自动闭锁装置或兼有真空压力指示装置之抽吸式注射器
US5407431A (en) * 1989-07-11 1995-04-18 Med-Design Inc. Intravenous catheter insertion device with retractable needle
JPH1028739A (ja) * 1996-07-16 1998-02-03 Togo Medikit Kk 医療用穿刺具
US6086563A (en) * 1999-01-13 2000-07-11 Becton, Dickinson And Company Needle retraction mechanism with push start retraction
US20040116853A1 (en) * 1999-12-07 2004-06-17 Halseth Thor R Safety needle medical bearing devices
TW200409661A (en) * 2002-12-02 2004-06-16 ming-zheng Xu Safety device for injection and blood-drawing
TWM265056U (en) * 2004-10-26 2005-05-21 Ji-Shiung Yang Push-back safe syringe with atmospheric pressure
JP2006288449A (ja) * 2005-04-06 2006-10-26 Top:Kk 収納筒付留置針
TW200704415A (en) * 2005-07-26 2007-02-01 ming-zheng Xu Venous catheter with backflow draw
US20070255221A1 (en) * 2006-04-28 2007-11-01 Hiroaki Nakajima Indwelling needle assembly
TW200800319A (en) * 2006-06-16 2008-01-01 ming-zheng Xu Apparatus for setting catheter inside vein with drawing force
JP2009233007A (ja) * 2008-03-26 2009-10-15 Terumo Corp 留置針
US20090247949A1 (en) * 2008-03-31 2009-10-01 Tyco Healthcare Group Lp Single-Use Syringe Assembly

Also Published As

Publication number Publication date
CN103239775B (zh) 2016-05-25
TW201332601A (zh) 2013-08-16
US20130211325A1 (en) 2013-08-15
CN103239775A (zh) 2013-08-14
US8845585B2 (en) 2014-09-30

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