JP6486103B2 - 弁を用いたアクセス装置 - Google Patents
弁を用いたアクセス装置 Download PDFInfo
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- JP6486103B2 JP6486103B2 JP2014526266A JP2014526266A JP6486103B2 JP 6486103 B2 JP6486103 B2 JP 6486103B2 JP 2014526266 A JP2014526266 A JP 2014526266A JP 2014526266 A JP2014526266 A JP 2014526266A JP 6486103 B2 JP6486103 B2 JP 6486103B2
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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
-
- 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
- A61M25/0662—Guide tubes
- A61M25/0668—Guide tubes splittable, tear apart
-
- 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
-
- 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
- A61M2025/0098—Catheters; Hollow probes having a strain relief at the proximal end, e.g. 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
- A61M39/22—Valves or arrangement of valves
- A61M39/24—Check- or non-return valves
- A61M2039/2433—Valve comprising a resilient or deformable element, e.g. flap valve, deformable disc
- A61M2039/244—Hinged closure member, e.g. flap 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0097—Catheters; Hollow probes characterised by the hub
-
- 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
- A61M25/0693—Flashback chambers
-
- 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
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Pulmonology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Surgical Instruments (AREA)
Description
Claims (17)
- シースであって、
長手方向に延びるハブ壁を含む分割可能なシースハブであって、前記長手方向に延びるハブ壁が、長手方向軸を規定し、内部空洞を形成し、前記内部空洞に沿って前記長手方向軸が延びるシースハブを含むシースと、
弁要素であって、
前記長手方向に延びるハブ壁に前記長手方向軸に直角に延びる面に対して第1傾斜角度である1〜20度で支持されるとともに、前記長手方向に延びるハブ壁の長手方向に延びる面から内側に延びている取り付け部位と、前記内部空洞内に延びている密封部位と、を含む弾性プレートと、
第1の密封面を含み、前記弾性プレートによって支持された密封要素であって、前記第1傾斜角度によって前記分割可能なシースハブの上の第2の密封面に対する位置に向かって付勢されて前記内部空洞の少なくとも一部を実質的に密閉する密封要素と、を含む弁要素と、
を有する医療物品。 - 前記第1の密封面および第2の密封面のうち少なくとも1つは、前記内部空洞の内部外周の実質的な全体の周囲に延びる、請求項1の医療物品。
- 前記長手方向に延びるハブ壁から内側に延びるフランジをさらに含み、前記フランジは前記第2の密封面のうち少なくとも一部を形成する、請求項1の医療物品。
- 近位端部、遠位端部およびその間に延びる可撓性の環状構造を含む分割可能なシース本体であって、長手方向軸を規定し、前記長手方向軸に対して平行な2つの所定の分割線に沿って2つの部位に分割することが可能であるシース本体をさらに含み、前記分割可能なシースハブは、前記分割可能なシース本体の近位端部から延び、前記内部空洞は、前記シース本体の長手方向軸に沿って延びる、請求項1の医療物品。
- 前記密封要素は前記第1の密封面に対して隆起部位をさらに含み、前記隆起部位は前記シース本体から離れて突出する、請求項4の医療物品。
- 前記隆起部位は実質的にドーム状の形状を含む、請求項5の医療物品。
- 前記隆起部位は前記第1の密封面と前記内部空洞を通じて延びる装置との間の接触を阻害するのに充分な高さを有する、請求項5の医療物品。
- 前記第1の密封面は前記隆起部位を包囲する外周を形成する、請求項5の医療物品。
- 前記シースハブは前記2つの所定の分割線に沿って2つのシースハブ部位に分割可能であり、前記弾性プレートの前記取り付け部位は前記2つの部位のうち第1の部位によって支持されることにより前記弁要素が前記2つのシースハブ部位のうち第2の部位に対して分離可能かつ移動可能となり、前記2つの所定の分割線は、前記シースハブの前記長手方向軸に平行である、請求項4の医療物品。
- 前記シースハブは、前記弾性プレートの取り付け部位と結合する遠位部位および近位部位を含み、前記弾性プレートの取り付け部位は前記シースハブの前記遠位部位と前記近位部位との間において支持される、請求項9の医療物品。
- 前記シースハブおよび前記弾性プレートは前記長手方向軸に対して前記弾性プレートの前記シースハブに対するラジアル移動および回転移動のうち少なくとも1つを制限するように構成された一対の対応する取り付け要素を含む、請求項10の医療物品。
- 前記弾性プレートは、前記密封部位が前記取り付け部位に対して移動するように弾性プレートが屈曲できる弱い部分を有し、前記弾性プレートは、前記第2の密封面に対して前記第1の密封面に予圧を加えるために、実質的に非平面となるように前記弱い部分で屈曲する、請求項9の医療物品。
- 前記取り付け部位は、前記長手方向軸に直角に延びる面に対して前記第1傾斜角度で、前記シースハブの前記遠位部位と前記近位部位との間において支持され、前記第2の密封面は、前記長手方向軸に直角に延びる面に対して第2傾斜角度である1〜15度で前記内部空洞の周囲に延びる、請求項10の医療物品。
- 前記弾性プレートは屈曲された位置で長時間保持された場合に低温硬化を阻害する特性を有する可撓性の材料を含む、請求項1の医療物品。
- 前記シースハブおよび前記シース本体内に配置される拡張器と、前記拡張器内に配置される針をさらに含む、請求項4の医療物品。
- 前記弾性プレートは、前記密封要素よりも高剛性である、請求項1の医療物品。
- 前記弁要素は、第1の位置と第2の位置との間を移動するようになっており、前記弁要素は前記第1の位置にあるときに前記内部空洞を通る少なくとも1方向の流体の流れを遮断し、前記第2の位置にあるときに前記長手方向軸に対して屈曲し、装置が前記内部空洞を通過するのを可能にし、前記分割可能なシースハブは前記弁要素が前記第1の位置または前記第2の位置にあるときに分割可能である、請求項1の医療物品。
Applications Claiming Priority (3)
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EP2744557A1 (en) | 2014-06-25 |
EP2744557A4 (en) | 2015-04-29 |
US9884169B2 (en) | 2018-02-06 |
EP2744557B1 (en) | 2021-11-10 |
US20140207069A1 (en) | 2014-07-24 |
US11697000B2 (en) | 2023-07-11 |
US20210060304A1 (en) | 2021-03-04 |
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US10864353B2 (en) | 2020-12-15 |
EP3970779A1 (en) | 2022-03-23 |
US20180221628A1 (en) | 2018-08-09 |
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