JP4484518B2 - 展開型弁機構及び流体流動制御方法を備えた針なし医療用コネクタ - Google Patents
展開型弁機構及び流体流動制御方法を備えた針なし医療用コネクタ Download PDFInfo
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- JP4484518B2 JP4484518B2 JP2003548933A JP2003548933A JP4484518B2 JP 4484518 B2 JP4484518 B2 JP 4484518B2 JP 2003548933 A JP2003548933 A JP 2003548933A JP 2003548933 A JP2003548933 A JP 2003548933A JP 4484518 B2 JP4484518 B2 JP 4484518B2
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- 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
- A61M39/22—Valves or arrangement of valves
- A61M39/26—Valves closing automatically on disconnecting the line and opening on reconnection thereof
-
- 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
- A61M39/22—Valves or arrangement of valves
- A61M39/26—Valves closing automatically on disconnecting the line and opening on reconnection thereof
- A61M2039/262—Valves closing automatically on disconnecting the line and opening on reconnection thereof having a fluid space within the valve remaining the same upon connection and disconnection, i.e. neutral-drawback valve
-
- 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
- A61M39/22—Valves or arrangement of valves
- A61M39/26—Valves closing automatically on disconnecting the line and opening on reconnection thereof
- A61M2039/263—Valves closing automatically on disconnecting the line and opening on reconnection thereof where the fluid space within the valve is decreasing upon 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
- A61M39/22—Valves or arrangement of valves
- A61M39/26—Valves closing automatically on disconnecting the line and opening on reconnection thereof
- A61M2039/266—Valves closing automatically on disconnecting the line and opening on reconnection thereof where the valve comprises venting channels, e.g. to insure better connection, to help decreasing the fluid space upon disconnection, or to help the fluid space to remain the same during 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
- A61M39/22—Valves or arrangement of valves
- A61M39/26—Valves closing automatically on disconnecting the line and opening on reconnection thereof
- A61M2039/267—Valves closing automatically on disconnecting the line and opening on reconnection thereof having a sealing sleeve around a tubular or solid stem portion of the connector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S604/00—Surgery
- Y10S604/905—Aseptic connectors or couplings, e.g. frangible, piercable
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (16)
- 流体がコネクタを貫通して流動させられる内部流体経路を有する、流体の流動を制御するためのコネクタであって、
先の丸いカニューレを収容するようにされた第1のポートと、流体導管と流体連通するようにされた第2のポートとを有する筐体と、
前記筐体内に配置されており、前記筐体内への流体流入を遮断する第1の位置と、前記筐体を貫通して流体を流動させられる第2の位置とに移動する可動式構成要素であって、
前記コネクタ内を貫通する前記流体経路の一部となる常開内腔を画成する頭部であって、前記可動式構成要素が前記第2の位置に来ると、前記内腔を自動的に開口させてその開構成が流体を流動させ、前記可動式構成要素が前記第1の位置に来ると、前記内腔を閉じた構造に変えて流体の流動を防止するように構成された頭部と、
前記コネクタの長手方向に配置され前記コネクタ内を貫通する前記流体経路の一部となり、第1の幅と第2の幅との間で幅を変化させることのできる内部導管を画成する圧縮可能部分であって、前記可動式構成要素が前記第2の位置に来ると、自動的に展開して前記内部導管を前記第2の幅にし、前記可動式構成要素が前記第1の位置に来ると、前記内部導管が、前記第2の幅より狭い前記第1の幅まで移動されるように構成されている圧縮可能部分と、
を含む可動式構成要素と
を含み、前記圧縮可能部分が長手方向に垂直な第1の方向に互いに面しそして前記可動式構成要素が前記第1位置にあるときに内半径方向に折るように構成され複数の比較的可撓性である膜構成要素及び前記長手方向及び前記第1方向に垂直な第2方向に互いに面する複数の比較的硬質な壁構成要素を有し、前記膜構成要素が実質的に前記第2方向にある前記壁構成要素の端部近くに共に接続されているコネクタ。 - 前記圧縮可能部分に含まれる前記内部導管の前記第1及び前記第2の幅が、前記可動式構成要素が前記第1の位置に来ると前記流体経路の容積が第1の容積となり、前記可動式構成要素が前記第2の位置に来ると前記流体経路の容積が、前記第1の容積より大きい第2の容積になるように選択される、請求項1に記載のコネクタ。
- 前記圧縮可能部分に含まれる前記内部導管の前記第1及び前記第2の幅が、前記可動式構成要素が前記第1の位置に来ると前記流体経路の容積が第1の容積となり、前記可動式構成要素が前記第2の位置に来ると前記流体経路の容積が、前記第1の容積とほぼ同じ大きさである第2の容積になるように選択される、請求項1に記載のコネクタ。
- 前記圧縮可能部分の前記内部導管が、前記可動式構成要素が前記第2の位置に来ると前記内部導管全体を貫通して流体が連続的に流動させられるように構成されている、請求項1に記載のコネクタ。
- 対向する両端部を有し、前記対向端部間に延在する管腔を画成している支持チューブをさらに含み、その一方の端部が前記第2のポートと流体連通し、前記管腔が前記コネクタ内の前記内部流体経路の一部となっている、請求項1に記載のコネクタ。
- 前記支持チューブが、前記チューブの外部と前記管腔との間の流体路となるスロットを画成している壁を含む、請求項5に記載のコネクタ。
- 前記支持チューブが前記可動式構成要素に対して、前記可動式構成要素が前記第2の位置に来ると、前記支持チューブの前記管腔及びスロットが少なくとも部分的に前記圧縮可能部分の前記内部導管内に位置付けられ、これにより、流体を、前記圧縮可能部分の前記内部導管、前記スロット、前記支持チューブの前記管腔、及び前記筐体の前記第2のポートを貫通して流動させられるように構成されている、請求項6に記載のコネクタ。
- 前記圧縮可能部分の前記内部導管が、前記頭部の前記内腔に隣接する第1の端部及びこれに対向する第2の端部を有し、
前記可動式構成要素が、前記内部導管の前記第2の端部に位置するオリフィスを画成し、前記オリフィスが、前記内腔から前記内部導管を通過して前記内部導管を出る流路の出口となっている、請求項7に記載のコネクタ。 - 前記支持チューブの前記管腔及びスロットが、前記可動式構成要素が前記第2の位置に来ると、少なくとも部分的に、前記圧縮可能部分の前記内部導管外の位置まで延在し、
前記流路がさらに、前記オリフィスから、前記スロットを通過し、前記内部導管外に位置する前記管腔内まで延在する、請求項8に記載のコネクタ。 - 前記可動式構成要素がさらに、前記圧縮可能部分に連結されたばね部を含み、
前記流路がさらに、前記オリフィスから前記ばね部内まで延在して、前記ばね部を前記内部流体経路の一部としている、請求項8に記載のコネクタ。 - 前記可動式構成要素が前記第1の位置に来ると、前記ばね部が延長されて、前記ばね部の容積が第1の内部容積となり、
前記可動式構成要素が前記第2の位置に来ると、前記ばね部が圧縮されて、前記ばね部の容積が、前記第1の内部容積より大きい第2の内部容積となるため、
前記ばね部が圧縮されると、ばね部により提供される前記流路部分の前記内部容積が増加する、請求項10に記載のコネクタ。 - 前記筐体が、前記第1のポートに隣接する狭窄領域を含み、前記可動式構成要素の前記頭部が、前記可動式構成要素が前記第1の位置に来ると、前記頭部の前記内腔を閉じる寸法となっている前記狭窄領域内に配置される、請求項1に記載のコネクタ。
- 前記筐体が収縮領域を含み、前記圧縮可能部分が、前記可動式構成要素が前記第1の位置に来ると、前記圧縮可能部分の内部導管を第1の幅まで変化させる寸法となっている前記収縮領域内に配置される、請求項1に記載のコネクタ。
- 前記圧縮可能部分が前記頭部に連結されており、
前記可動式構成要素がさらに、前記圧縮可能部分に連結されたばね部を含み、前記ばね部が、前記圧縮可能部分が前記収縮領域内に配置される前記第1の位置まで前記可動式構成要素を駆立てるようにされている、請求項13に記載のコネクタ。 - 前記頭部と、前記圧縮可能部分と、前記ばね部とが、一体型可動式構成要素として成形されている、請求項14に記載のコネクタ。
- 前記膜構成要素が、前記内部導管が前記第1の幅になると、径方向内向きに折れ曲がるようにされている、請求項1に記載のコネクタ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/998,383 US6802490B2 (en) | 2001-11-29 | 2001-11-29 | Needle free medical connector with expanded valve mechanism and method of fluid flow control |
PCT/US2002/037064 WO2003047681A1 (en) | 2001-11-29 | 2002-11-20 | Needle free medical connector with expanded valve mechanism and method of fluid flow control |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005511162A JP2005511162A (ja) | 2005-04-28 |
JP4484518B2 true JP4484518B2 (ja) | 2010-06-16 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003548933A Expired - Lifetime JP4484518B2 (ja) | 2001-11-29 | 2002-11-20 | 展開型弁機構及び流体流動制御方法を備えた針なし医療用コネクタ |
Country Status (14)
Country | Link |
---|---|
US (3) | US6802490B2 (ja) |
EP (2) | EP1450893B1 (ja) |
JP (1) | JP4484518B2 (ja) |
CN (1) | CN100361718C (ja) |
AU (1) | AU2002350208B2 (ja) |
CA (1) | CA2473904C (ja) |
ES (1) | ES2562767T3 (ja) |
IL (2) | IL162215A0 (ja) |
NO (1) | NO20042720D0 (ja) |
NZ (1) | NZ533216A (ja) |
RU (1) | RU2312684C2 (ja) |
SG (1) | SG162612A1 (ja) |
WO (1) | WO2003047681A1 (ja) |
ZA (1) | ZA200404171B (ja) |
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- 2002-11-20 SG SG200603535-6A patent/SG162612A1/en unknown
- 2002-11-20 CN CNB028238311A patent/CN100361718C/zh not_active Expired - Fee Related
- 2002-11-20 CA CA002473904A patent/CA2473904C/en not_active Expired - Lifetime
- 2002-11-20 WO PCT/US2002/037064 patent/WO2003047681A1/en active Application Filing
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CA2473904A1 (en) | 2003-06-12 |
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EP2269687A2 (en) | 2011-01-05 |
JP2005511162A (ja) | 2005-04-28 |
CN1596139A (zh) | 2005-03-16 |
RU2312684C2 (ru) | 2007-12-20 |
CN100361718C (zh) | 2008-01-16 |
US20030098430A1 (en) | 2003-05-29 |
NZ533216A (en) | 2006-02-24 |
ES2562767T3 (es) | 2016-03-08 |
US7306199B2 (en) | 2007-12-11 |
ZA200404171B (en) | 2006-07-26 |
NO20042720L (no) | 2004-06-28 |
AU2002350208B2 (en) | 2007-09-20 |
EP1450893B1 (en) | 2015-11-18 |
AU2002350208A1 (en) | 2003-06-17 |
RU2004119559A (ru) | 2005-04-10 |
IL162215A (en) | 2008-08-07 |
WO2003047681A1 (en) | 2003-06-12 |
NO20042720D0 (no) | 2004-06-28 |
US7104520B2 (en) | 2006-09-12 |
SG162612A1 (en) | 2010-07-29 |
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