JPH023736U - - Google Patents

Info

Publication number
JPH023736U
JPH023736U JP1989017807U JP1780789U JPH023736U JP H023736 U JPH023736 U JP H023736U JP 1989017807 U JP1989017807 U JP 1989017807U JP 1780789 U JP1780789 U JP 1780789U JP H023736 U JPH023736 U JP H023736U
Authority
JP
Japan
Prior art keywords
catheter
drug
plug
outlet
catheter 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.)
Pending
Application number
JP1989017807U
Other languages
English (en)
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 filed Critical
Publication of JPH023736U publication Critical patent/JPH023736U/ja
Pending 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
    • 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
    • A61M25/0043—Catheters; Hollow probes characterised by structural features
    • A61M25/0045—Catheters; Hollow probes characterised by structural features multi-layered, e.g. coated
    • 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
    • A61M25/0043—Catheters; Hollow probes characterised by structural features
    • A61M25/0045—Catheters; Hollow probes characterised by structural features multi-layered, e.g. coated
    • A61M2025/0046—Coatings for improving slidability
    • A61M2025/0047—Coatings for improving slidability the inner layer having a higher lubricity
    • 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
    • A61M25/0043—Catheters; Hollow probes characterised by structural features
    • A61M25/0045—Catheters; Hollow probes characterised by structural features multi-layered, e.g. coated
    • A61M2025/0046—Coatings for improving slidability
    • A61M2025/0047—Coatings for improving slidability the inner layer having a higher lubricity
    • A61M2025/0048—Coatings for improving slidability the inner layer having a higher lubricity with an outer layer made from silicon
    • 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
    • A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
    • A61M25/007—Side holes, e.g. their profiles or arrangements; Provisions to keep side holes unblocked
    • 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
    • A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A61M25/008—Strength or flexibility characteristics of the catheter tip

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (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)
  • Media Introduction/Drainage Providing Device (AREA)
  • Materials For Medical Uses (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Description

【図面の簡単な説明】
第１図ないし第３図はそれぞれこの考案に基づ
くカテーテル先端部の異なる実施例の縦断面図、
第４図は第３図に示すカテーテルの先端の流出口
が詰まり縦スリツトが開いた状態を示す側面図で
ある。 １……心管、２……エラストマー管、４，９，
１１……流出口、５……保護層、７……プラグ、
１０……圧縮リング。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 外側の保護層が毒性に問題なく生体適合性
    がありその下側にある層に比べて柔らかく弾性の
    あるプラスチツクから成る一層又は複数層のエラ
    ストマーから作られたカテーテル管とカテーテル
    先端とを備え、植え込まれた又は体外の配量装置
    により薬剤を血管内に長期間注入するための医用
    カテーテルにおいて、薬剤のための流出口４がカ
    テーテルの末端部に対し軸方向にずらして側面に
    配置され、大量生産加工済みのカテーテル上に塗
    布された外側の保護層５がヒドロゲルから成るこ
    とを特徴とする医用カテーテル。 (2) ヒドロゲルとしてポリエチレングリコール
    又は充填材を含まないポリシロキサンが用いられ
    ることを特徴とする請求項１記載のカテーテル。 (3) カテーテルの末端部が、鋭角で斜めに切り
    落とされていることを特徴とする請求項１又は２
    記載のカテーテル。 (4) カテーテルの末端部がチタン、窒化チタン
    、炭化チタン、熱分解炭素又はこれらの材料によ
    り被覆されたプラスチツクから成り丸められた頭
    部を備えた中空円筒形のプラグ７により閉ざされ
    、側面の薬剤流出口９がプラグの中に設けられる
    ことを特徴とする請求項１又は２記載のカテーテ
    ル。 (5) 側面の流出口９が内側断面から外に向かつ
    て円錐形に広がつていることを特徴とする請求項
    ４記載のカテーテル。 (6) 側面の流出口９を含むプラグ７の外面が顕
    微鏡的に滑らかに研磨されていることを特徴とす
    る請求項４又は５記載のカテーテル。 (7) プラグ７がＸ線を透過しない材料から成る
    圧縮リング１０によりカテーテル管２に結合され
    ていることを特徴とする請求項４ないし６の一つ
    に記載のカテーテル。 (8) カテーテル先端の弾性のあるプラスチツク
    から成る部分が、主流出口４の詰まつた場合の薬
    剤流出のための応急流出口として、補助的な縦ス
    リツト状の側面の流出口１１を有することを特徴
    とする請求項１ないし７の一つに記載のカテーテ
    ル。
JP1989017807U 1988-02-22 1989-02-17 Pending JPH023736U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3805508 1988-02-22

Publications (1)

Publication Number Publication Date
JPH023736U true JPH023736U (ja) 1990-01-11

Family

ID=6347915

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989017807U Pending JPH023736U (ja) 1988-02-22 1989-02-17

Country Status (4)

Country Link
US (1) US4976703A (ja)
EP (1) EP0330012B1 (ja)
JP (1) JPH023736U (ja)
DE (2) DE8816303U1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11344681B2 (en) 2012-11-21 2022-05-31 Amgen Inc. Drug delivery device

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US5041100A (en) * 1989-04-28 1991-08-20 Cordis Corporation Catheter and hydrophilic, friction-reducing coating thereon
US5312356A (en) * 1989-05-22 1994-05-17 Target Therapeutics Catheter with low-friction distal segment
EP0412191B1 (de) * 1989-08-09 1993-02-03 Siemens Aktiengesellschaft Implantierbarer Injektionskörper
US5360402A (en) * 1990-01-10 1994-11-01 Rochester Medical Corporation Hand-actuated retention catheter
US5670111A (en) 1990-01-10 1997-09-23 Rochester Medical Corporation Method of shaping structures with an overcoat layer including female urinary catheter
US5971954A (en) 1990-01-10 1999-10-26 Rochester Medical Corporation Method of making catheter
US5269770A (en) * 1990-01-10 1993-12-14 Rochester Medical Corporation Microcidal agent releasing catheter with balloon
US6626888B1 (en) 1990-01-10 2003-09-30 Rochester Medical Corporation Method of shaping structures with an overcoat layer including female urinary catheter
US5261896A (en) * 1990-01-10 1993-11-16 Rochester Medical Corporation Sustained release bactericidal cannula
US5226899A (en) * 1990-03-26 1993-07-13 Becton, Dickinson And Company Catheter tubing of controlled in vivo softening
US5250034A (en) * 1990-09-17 1993-10-05 E-Z-Em, Inc. Pressure responsive valve catheter
US5514379A (en) * 1992-08-07 1996-05-07 The General Hospital Corporation Hydrogel compositions and methods of use
US5460618A (en) * 1994-06-20 1995-10-24 Minimed Inc. Side slit catheter
US5702372A (en) * 1995-02-08 1997-12-30 Medtronic, Inc. Lined infusion catheter
WO1996033761A1 (en) * 1995-04-28 1996-10-31 Medtronic, Inc. Intraparenchymal infusion catheter system
US7069634B1 (en) 1995-04-28 2006-07-04 Medtronic, Inc. Method for manufacturing a catheter
US5779670A (en) * 1995-05-31 1998-07-14 Bidwell; Robert E. Catheter having lubricated sheathing
US5756145A (en) * 1995-11-08 1998-05-26 Baylor College Of Medicine Durable, Resilient and effective antimicrobial coating for medical devices and method of coating therefor
US5902282A (en) * 1996-12-26 1999-05-11 Johnson & Johnson Medical, Inc. Step-down catheter
US6007521A (en) * 1997-01-07 1999-12-28 Bidwell; Robert E. Drainage catheter system
US6530899B1 (en) 2000-03-27 2003-03-11 Jomed Inc. Catheter having a spear shaped tip
US6475214B1 (en) 2000-05-01 2002-11-05 Biosense Webster, Inc. Catheter with enhanced ablation electrode
US6671561B1 (en) 2000-05-01 2003-12-30 Biosense Webster, Inc. Catheter with electrode having hydrogel layer
US6511474B1 (en) 2000-07-12 2003-01-28 Corpak, Inc. Bolus for non-occluding high flow enteral feeding tube
US6530912B2 (en) 2001-01-12 2003-03-11 Scimed Life Systems, Inc. Apparatus for connecting a compatibility liner with a source of perishable therapeutic
US20050256462A1 (en) * 2004-05-14 2005-11-17 Underwood John R Nozzle
US20060251795A1 (en) * 2005-05-05 2006-11-09 Boris Kobrin Controlled vapor deposition of biocompatible coatings for medical devices
US7931619B2 (en) * 2005-01-04 2011-04-26 C. R. Bard, Inc. Power injection catheters
US9408964B2 (en) * 2005-01-04 2016-08-09 C. R. Bard, Inc. Power injection catheters and method of injecting
US7976518B2 (en) 2005-01-13 2011-07-12 Corpak Medsystems, Inc. Tubing assembly and signal generator placement control device and method for use with catheter guidance systems
US8864730B2 (en) 2005-04-12 2014-10-21 Rochester Medical Corporation Silicone rubber male external catheter with absorbent and adhesive
WO2007120505A1 (en) 2006-03-31 2007-10-25 C. R. Bard, Inc. Catheter including arcuate transition region
US20080248263A1 (en) * 2007-04-02 2008-10-09 Applied Microstructures, Inc. Method of creating super-hydrophobic and-or super-hydrophilic surfaces on substrates, and articles created thereby
US8236379B2 (en) * 2007-04-02 2012-08-07 Applied Microstructures, Inc. Articles with super-hydrophobic and-or super-hydrophilic surfaces and method of formation
US8308674B1 (en) 2007-08-08 2012-11-13 Mathew Motroni Methods and systems for multifunction needle/catheter devices
US9707375B2 (en) 2011-03-14 2017-07-18 Rochester Medical Corporation, a subsidiary of C. R. Bard, Inc. Catheter grip and method
CA2843145A1 (en) * 2011-07-25 2013-01-31 Acclarent, Inc. Devices and methods for transnasal dilation and irrigation of the sinuses
AU2012287264A1 (en) * 2011-07-28 2014-02-13 Acclarent, Inc. Improved device and method for dilating an airway stenosis
US9554822B2 (en) * 2011-09-02 2017-01-31 Abbott Cardiovascular Systems Inc. Thrombectomy catheter with aspiration and guidewire lumens defining an asymmetrical taper and cutting edge with offset tip
US9028441B2 (en) 2011-09-08 2015-05-12 Corpak Medsystems, Inc. Apparatus and method used with guidance system for feeding and suctioning
US10092728B2 (en) 2012-11-20 2018-10-09 Rochester Medical Corporation, a subsidiary of C.R. Bard, Inc. Sheath for securing urinary catheter
US9872969B2 (en) 2012-11-20 2018-01-23 Rochester Medical Corporation, a subsidiary of C.R. Bard, Inc. Catheter in bag without additional packaging
US10252023B2 (en) 2013-01-11 2019-04-09 C. R. Bard, Inc. Curved catheter and methods for making same
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CA2957085C (en) 2014-08-26 2023-01-17 C.R. Bard, Inc. Packaging and hydrophilic coating of urinary catheter
CN109069796B (zh) * 2016-02-10 2021-07-30 微仙美国有限公司 血管内治疗部位进入
JP6768089B2 (ja) 2016-04-22 2020-10-14 イーライ リリー アンド カンパニー インスリン注入セットデバイス
EP3675779B1 (en) 2017-09-19 2025-09-10 C. R. Bard, Inc. Urinary catheter bridging device, systems and methods thereof
EP4364777B1 (en) 2020-08-03 2026-05-06 C. R. Bard, Inc. Intermittent-catheter assemblies and methods thereof
US12611519B2 (en) 2020-09-11 2026-04-28 C. R. Bard, Inc. Intermittent-catheter assembly and methods thereof

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11344681B2 (en) 2012-11-21 2022-05-31 Amgen Inc. Drug delivery device
US11439745B2 (en) 2012-11-21 2022-09-13 Amgen Inc. Drug delivery device
US11458247B2 (en) 2012-11-21 2022-10-04 Amgen Inc. Drug delivery device
US12115341B2 (en) 2012-11-21 2024-10-15 Amgen Inc. Drug delivery device
US12370304B2 (en) 2012-11-21 2025-07-29 Amgen Inc. Drug delivery device

Also Published As

Publication number Publication date
DE58900340D1 (de) 1991-11-14
EP0330012B1 (de) 1991-10-09
DE8816303U1 (de) 1989-04-06
US4976703A (en) 1990-12-11
EP0330012A1 (de) 1989-08-30

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