JP6138921B2 - カテーテル組立体 - Google Patents
カテーテル組立体 Download PDFInfo
- Publication number
- JP6138921B2 JP6138921B2 JP2015509615A JP2015509615A JP6138921B2 JP 6138921 B2 JP6138921 B2 JP 6138921B2 JP 2015509615 A JP2015509615 A JP 2015509615A JP 2015509615 A JP2015509615 A JP 2015509615A JP 6138921 B2 JP6138921 B2 JP 6138921B2
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- Prior art keywords
- needle
- inner needle
- proximal end
- distal end
- lumen
- 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.)
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- 238000003780 insertion Methods 0.000 claims description 13
- 230000037431 insertion Effects 0.000 claims description 13
- 230000004308 accommodation Effects 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000001012 protector Effects 0.000 description 35
- 238000000034 method Methods 0.000 description 15
- 238000001802 infusion Methods 0.000 description 13
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- 230000023597 hemostasis Effects 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
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- 229910045601 alloy Inorganic materials 0.000 description 3
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- 230000000149 penetrating effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
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- 229920005672 polyolefin resin Polymers 0.000 description 2
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- 238000003825 pressing Methods 0.000 description 2
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- 229910000838 Al alloy Inorganic materials 0.000 description 1
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- 229910000531 Co alloy Inorganic materials 0.000 description 1
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- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000002439 hemostatic effect Effects 0.000 description 1
- KHYBPSFKEHXSLX-UHFFFAOYSA-N iminotitanium Chemical compound [Ti]=N KHYBPSFKEHXSLX-UHFFFAOYSA-N 0.000 description 1
- 239000003978 infusion fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008155 medical solution Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920001230 polyarylate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
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- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
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
- A61M25/01—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
- 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
- A61M25/0618—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders having means for protecting only the distal tip of the needle, e.g. a needle guard
-
- 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
- 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
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/3245—Constructional features thereof, e.g. to improve manipulation or functioning
- A61M2005/3247—Means to impede repositioning of protection sleeve from needle covering to needle uncovering position
- A61M2005/325—Means obstructing the needle passage at distal end of a needle protection sleeve
-
- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M2039/1016—Unlocking means providing a secure or comfortable disconnection
-
- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M39/1011—Locking means for securing connection; Additional tamper safeties
-
- 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
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
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)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (7)
- 先端に鋭利な針先(17)を有する内針(16)と、
前記内針(16)が挿通されるカテーテルと、
前記内針(16)が挿通可能な挿通孔(55)が形成され、前記内針(16)の抜去時に前記内針(16)の少なくとも前記針先(17)を覆う針先保護部材(42)と、
前記針先保護部材(42)に設けられたシャッタ収容部(50)内に配置され、前記内針(16)が前記針先保護部材(42)に対して所定位置まで後退した際に変形して前記シャッタ収容部(50)内の前記内針(16)の移動経路を遮断するシャッタ部材(48)と、を備え、
前記シャッタ収容部(50)は、前記内針(16)の前記移動経路の側方に前記内針(16)の移動を案内する針ガイド(110)を有し、
前記シャッタ収容部(50)における前記針ガイド(110)に対向する内側壁(51)と、前記針ガイド(110)との間に、前記シャッタ部材(48)の先端部(48a)が配置され、
前記シャッタ部材(48)は、頂点を有し、前記シャッタ部材(48)の前記先端部(48a)を構成し、
前記針ガイド(110)の側方には、先端方向に凹む先端凹部が設けられ、
前記シャッタ部材(48)の前記頂点が前記先端凹部に配置されており、
前記挿通孔(55)は、前記シャッタ収容部(50)内の収容空間(50a)と、前記収容空間(50a)の先端から延出した先端側内腔(52a)と、を有し、
前記針ガイド(110)は、前記先端側内腔(52a)の基端から連なるガイド面(112)を有する、ことを特徴とするカテーテル組立体。 - 請求項1記載のカテーテル組立体(10)において、
前記シャッタ部材(48)は、V字状に形成され、前記V字状の頂点が、前記シャッタ部材(48)の前記先端部(48a)を構成する、
ことを特徴とするカテーテル組立体(10)。 - 請求項2記載のカテーテル組立体(10)において、
前記針ガイド(110)の基端側に隣接して、前記内針(16)の前記移動経路の側方に凹むとともに前記シャッタ部材(48)の前記V字状を構成する一方のアーム部を収容可能な側方凹部が設けられている、
ことを特徴とするカテーテル組立体(10)。 - 請求項1記載のカテーテル組立体(10)において、
前記挿通孔(55)は、前記収容空間(50a)の基端から延出した基端側内腔(54a)を有する、
ことを特徴とするカテーテル組立体(10)。 - 請求項4記載のカテーテル組立体(10)において、
前記基端側内腔(54a)の先端部は、先端方向に向かうに従って内径が拡大するテーパ内面(116)を有し、
前記基端側内腔(54a)の前記テーパ内面(116)における先端開口の半径(r)は、前記先端側内腔(52a)及び前記基端側内腔(54a)の共通の中心線(a)と前記ガイド面(112)との距離(L3)よりも大きい、
ことを特徴とするカテーテル組立体(10)。 - 請求項4記載のカテーテル組立体(10)において、
前記基端側内腔(54a)の先端部は、先端方向に向かうに従って内径が拡大するテーパ内面(116)を有し、
前記先端側内腔(52a)の先端から前記ガイド面(112)の基端までの距離(L1)は、前記ガイド面(112)の基端から前記テーパ内面(116)の基端までの距離(L2)よりも大きい、
ことを特徴とするカテーテル組立体(10)。 - 請求項4記載のカテーテル組立体(10)において、
前記基端側内腔(54a)の先端部は、先端方向に向かうに従って内径が拡大するテーパ内面(116)を有し、
前記先端側内腔(52a)の基端の直径(R1)は、前記基端側内腔(54a)における前記テーパ内面(116)よりも基端側の部分の直径(R2)よりも小さい、
ことを特徴とするカテーテル組立体(10)。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2013/059811 WO2014162377A1 (ja) | 2013-04-01 | 2013-04-01 | カテーテル組立体 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2014162377A1 JPWO2014162377A1 (ja) | 2017-02-16 |
JP6138921B2 true JP6138921B2 (ja) | 2017-05-31 |
Family
ID=51657711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015509615A Active JP6138921B2 (ja) | 2013-04-01 | 2013-04-01 | カテーテル組立体 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20160015941A1 (ja) |
JP (1) | JP6138921B2 (ja) |
CN (1) | CN105102053B (ja) |
WO (1) | WO2014162377A1 (ja) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10500376B2 (en) | 2013-06-07 | 2019-12-10 | Becton, Dickinson And Company | IV catheter having external needle shield and internal blood control septum |
CN106488781B (zh) | 2014-04-18 | 2022-11-25 | 贝克顿·迪金森公司 | 多用途血液控制安全导管组件 |
CA3208226A1 (en) * | 2014-11-10 | 2016-05-19 | Becton, Dickinson And Company | Safety iv catheter with v-clip interlock and needle tip capture |
US11511052B2 (en) | 2014-11-10 | 2022-11-29 | Becton, Dickinson And Company | Safety IV catheter with V-clip interlock and needle tip capture |
US20160220805A1 (en) | 2015-01-30 | 2016-08-04 | Smiths Medical Asd, Inc. | Intravenous catheter assembly design |
CN114176588B (zh) * | 2015-01-30 | 2024-09-10 | 施曼信医疗Asd公司 | 可释放导管座保持器 |
JP6594034B2 (ja) * | 2015-05-15 | 2019-10-23 | テルモ株式会社 | カテーテル組立体 |
DE102015009190A1 (de) * | 2015-07-16 | 2017-01-19 | B. Braun Avitum Ag | Dialysekanüle |
CN108697877B (zh) * | 2016-02-18 | 2021-12-28 | 泰尔茂株式会社 | 导管组装体 |
CN115282461A (zh) * | 2016-08-04 | 2022-11-04 | 尼普洛株式会社 | 带有阀的针组件以及留置针组件 |
JP6972108B2 (ja) * | 2017-03-23 | 2021-11-24 | テルモ株式会社 | カテーテル組立体 |
EP3854439B1 (en) | 2017-03-23 | 2022-04-06 | Smiths Medical ASD, Inc. | Safety catheter with passive release |
CN111447966B (zh) * | 2017-12-20 | 2022-06-17 | 泰尔茂株式会社 | 导管组装体 |
EP4427675A2 (en) | 2018-06-08 | 2024-09-11 | Smiths Medical ASD, Inc. | Blood sequestration device |
CN108744146B (zh) * | 2018-07-04 | 2023-09-19 | 江苏苏云医疗器材有限公司 | 防针刺留置针 |
JP7383905B2 (ja) * | 2019-05-20 | 2023-11-21 | ニプロ株式会社 | 留置針組立体 |
JP7533459B2 (ja) | 2019-06-18 | 2024-08-14 | ニプロ株式会社 | 留置針組立体 |
US11344704B2 (en) * | 2019-07-11 | 2022-05-31 | Becton, Dickinson And Company | Catheter system facilitating reduced drag force |
JPWO2021166961A1 (ja) * | 2020-02-20 | 2021-08-26 | ||
DE102022133756A1 (de) * | 2022-12-16 | 2024-06-27 | Qatna Medical GmbH | Verbindungsmechanismus zur lösbaren fluiddichten Verbindung von zwei medizinischen Geräten |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2584597B2 (ja) * | 1993-09-29 | 1997-02-26 | ベクトン・ディッキンソン・アンド・カンパニー | 血液シールを備えたカテーテル導入装置 |
US6616630B1 (en) * | 1997-08-20 | 2003-09-09 | B. Braun Melsungen A.G. | Spring clip safety IV catheter |
US6117108A (en) * | 1997-08-20 | 2000-09-12 | Braun Melsungen Ag | Spring clip safety IV catheter |
US6004294A (en) * | 1998-04-09 | 1999-12-21 | Becton, Dickinson And Company | Catheter and introducer needle assembly with needle shield |
US6224569B1 (en) * | 1999-09-24 | 2001-05-01 | Becton, Dickinson And Company | Compact needle point shield |
JP4942256B2 (ja) * | 2000-06-12 | 2012-05-30 | テルモ株式会社 | 穿刺具および留置針組立体 |
US20040049155A1 (en) * | 2002-06-06 | 2004-03-11 | Schramm John B. | Needle tip protector |
US20070038183A1 (en) * | 2005-08-08 | 2007-02-15 | Bialecki Dennis M | Needle guard clip with stylus |
JP5322023B2 (ja) * | 2008-10-03 | 2013-10-23 | ニプロ株式会社 | 針先保護用プロテクタ及び留置針組立体 |
WO2010038471A1 (ja) * | 2008-10-03 | 2010-04-08 | 二プロ株式会社 | 針先保護用プロテクタ及び留置針組立体 |
CN202777289U (zh) * | 2011-12-29 | 2013-03-13 | 泰尔茂株式会社 | 留置针 |
-
2013
- 2013-04-01 CN CN201380075387.0A patent/CN105102053B/zh active Active
- 2013-04-01 JP JP2015509615A patent/JP6138921B2/ja active Active
- 2013-04-01 WO PCT/JP2013/059811 patent/WO2014162377A1/ja active Application Filing
-
2015
- 2015-09-30 US US14/871,082 patent/US20160015941A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN105102053A (zh) | 2015-11-25 |
JPWO2014162377A1 (ja) | 2017-02-16 |
US20160015941A1 (en) | 2016-01-21 |
WO2014162377A1 (ja) | 2014-10-09 |
CN105102053B (zh) | 2019-08-30 |
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