JP6877421B2 - 人間工学的なivシステムおよび方法 - Google Patents
人間工学的なivシステムおよび方法 Download PDFInfo
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- A61M25/0625—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 with a permanent connection to the needle hub, e.g. a guiding rail, a locking mechanism or a guard advancement mechanism
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Description
これは、上述したように、ニードルコンポーネント104の引っ張り面およびカテーテルコンポーネント102の押圧面に手の形状を接触させることを含むことができる。注目すべきことに、引っ張り面および押圧面として機能する表面は、利用される特定の実施形態に応じて変化し得る。さらに、カテーテルの挿入は、主に押圧することを伴い得る。従って、臨床医は、この段階で引っ張り面と接触するのではなく、IVカテーテルシステム100が流体送達形態に移動されるときに接触するように選択することができる。
Claims (20)
- 挿入構成及び流体送達構成を含む静脈内(IV)カテーテルシステムであって、
カテーテルコンポーネントであって、
カテーテルハブ遠位端とカテーテルハブ近位端を含むカテーテルハブであって、前記カテーテルハブ遠位端と前記カテーテルハブ近位端の間に延びるチャンバを備え、前記チャンバへのアクセスを提供するニードルポートを前記カテーテルハブ近位端に備えているカテーテルハブ、
前記カテーテルハブ遠位端から遠位に延びるカニューレ、及び、
前記カテーテルハブに接続されており、該カテーテルコンポーネントの押圧面を画定する押圧機構
を備えるカテーテルコンポーネント、並びに、
ニードルコンポーネントであって、
ニードルハブ遠位端を含むニードルハブ、
前記ニードルハブ遠位端から遠位側に延びる針、及び、
前記ニードルハブに接続されており、該ニードルコンポーネントの引っ張り面を画定する引っ張り機構
を備えたニードルコンポーネント
を備え、
前記カテーテルコンポーネントの前記押圧面は、前記IVカテーテルシステムが前記挿入構成にあるとき、近位に向けられ、臨床医の手による接触を受けて前記カテーテルコンポーネントを遠位方向に前進させ得るように配置される面であり、
前記挿入構成において、前記針が前記カニューレ内に配置され、前記ニードルハブ遠位端が前記ニードルポート内に着座し、前記引っ張り面が前記カテーテルハブ近位端の遠位側に配置され、
前記流体送達構成において、前記針は、前記カテーテルハブの外側に配置され、
前記IVカテーテルシステムが前記挿入構成から前記流体送達構成に移動されるときに、前記押圧機構および前記引っ張り機構は、前記IVカテーテルシステムの前記挿入構成から前記流体送達構成への移動を促進するために前記臨床医の片手の指から接触を受け得るように互いに関して配置され、及び
前記押圧機構は、前記カテーテルハブに接続されており前記カテーテルハブから外向きに延びているウイングであって、前記カテーテルコンポーネントの前記押圧面を備えているウイングを含むことを特徴とするIVカテーテルシステム。 - 前記IVカテーテルシステムが前記挿入構成にあるとき、前記引っ張り面が前記押圧面の遠位側に配置される、請求項1のIVカテーテルシステム。
- 前記カテーテルハブに固定されたウイングであって前記カニューレの軸線に略平行なウイングのトレーリングエッジ、
前記カテーテルハブに固定されたグリップ機構であって前記カニューレの軸線に略平行なウイングの主表面上に適合され、または形成されるグリップ機構、
前記カテーテルハブに固定されたウイングの主表面上に適合され、または形成される一連のナッブ、
前記カテーテルハブに固定され、前記カニューレの軸線に略平行なウイングに固定されたタブであって、前記ウイングに対し平行でない方向に前記ウイングから延びているタブ、及び
前記カテーテルハブに固定され、前記カニューレの軸線に略平行なウイングに固定されたタブであって、前記ウイングから略垂直に延びているタブ
からなる群のうちから選択された機構を、前記押圧機構が備えている、請求項1のIVカテーテルシステム。 - カニューレ軸であってそれに沿って前記カニューレが延びているカニューレ軸に対して略平行に前記カテーテルハブから延びているウイングを備えた固定プラットフォーム内に前記押圧機構が一体化されており、その結果として、前記流体送達構成において、前記IVカテーテルシステムを通じて流体を受ける患者の皮膚上に前記ウイングが載置される、請求項3のIVカテーテルシステム。
- 前記ウイングは、前記カテーテルハブ遠位端と前記カテーテルハブ近位端の中間の位置において前記カテーテルハブから外向きに延びている延長チューブ接合部と一体化されている、請求項4のIVカテーテルシステム。
- 前記ウイングは、前記カニューレを含むカニューレ軸と同一平面上にない、請求項4のIVカテーテルシステム。
- 前記カテーテルコンポーネントは、さらに、チャンバであって前記挿入構成において前記針が其処を通過するチャンバ内に隔壁を備えており、前記隔壁は、前記隔壁を通じて前記針を引き抜くために十分に低い抵抗を備え、臨床医が片手で、前記臨床医の別の手の助けなしで、前記IVカテーテルシステムを前記挿入構成から前記流体送達構成に移動させることを可能にするように構成されている、請求項1のIVカテーテルシステム。
- 前記ニードルハブに固定されたグリップのリーディングエッジであって、前記ニードルハブから外向きに、概して遠位に延びているリーディングエッジ、
前記ニードルハブに固定されたグリップの主表面上に適合され、または形成されるグリップ機構であって、前記ニードルハブから外向きに、概して遠位に延びているグリップ機構、
前記ニードルハブに固定されたグリップの主表面上に適合され、または形成される一連のナッブであって、前記ニードルハブから外向きに、概して遠位に延びている一連のナッブ、
前記ニードルハブに固定されており、前記ニードルハブから外向きに及び概して遠位に、前記針の軸線に概して平行に延びているグリップに固定されたタブであって、前記グリップから前記グリップに対し平行でない方向に延びているタブ、及び、
前記ニードルハブに固定されており、前記ニードルハブから外向きに及び概して遠位に、前記針の軸線に概して平行に延びているグリップに固定されたタブであって、前記グリップから実質的に垂直に延びているタブ
からなる群のうちから選択された機構を、前記引っ張り機構が備えている、請求項1のIVカテーテルシステム。 - 前記カテーテルコンポーネントは、カニューレ軸に略平行な前記カテーテルハブから外向きに延びるウイングを備え、
前記ニードルコンポーネントは、カニューレ軸に概ね平行な前記ニードルハブから外向きにおよび遠位に延びるグリップを備え、
前記挿入構成において、ウイングとグリップは互いに略平行であり、お互いに当接する関係で配置されており、
前記挿入構成から前記流体送達構成への前記IVカテーテルシステムの移動の間、前記グリップは前記ウイングに沿ってスライドする、請求項1のIVカテーテルシステム。 - 前記ニードルコンポーネントは前記ニードルハブ遠位端に近接して形成された回転停止機構を備え、前記回転停止機構は、前記カテーテルコンポーネント上の対応する機構と係合して、前記カテーテルコンポーネントに対する前記ニードルコンポーネントの相対的な回転を制限するように構成されている、請求項1のIVカテーテルシステム。
- 前記カテーテルコンポーネントは、カニューレ軸に略平行な前記カテーテルハブから外向きに延びるウイングを備え、
前記ニードルコンポーネントは、カニューレ軸に概ね平行な前記ニードルハブから外向きにおよび遠位に延びるグリップを備え、
前記回転停止機構は前記ニードルハブ遠位端から遠位に延びており、
前記挿入構成において、前記ニードルコンポーネントが前記カテーテルコンポーネントに対し相対的に回転され、その結果として、前記回転停止機構が前記カテーテルコンポーネントの前記ウイングに接触し、及び、前記グリップが前記ウイングと実質的に同一平面になる、請求項10のIVカテーテルシステム。 - 前記カテーテルハブの周りに延在する円周リング、
前記カテーテルハブ内に配置された低抵抗隔壁、
前記ニードルハブの向き合っている側に配置された対向するサイドグリップ、及び、
前記ニードルハブの近位端に取り付けられたフラッシュ収容部に取り外し可能に取り付けられた少容積で高視認性のフラッシュチャンバ
をさらに備える請求項11のIVカテーテルシステム。 - 前記ニードルコンポーネントは、フラッシュチャンバを収容するフラッシュ収容部を有するニードルハブ近位端を備える、請求項1のIVカテーテルシステム。
- 前記フラッシュ収容部は、前記フラッシュチャンバから空気を排出するための1つまたはより多くのサイドベントを含む、請求項13のIVカテーテルシステム。
- 前記引っ張り機構は、前記ニードルハブに接続され、前記ニードルハブから外向きに及び遠位に延びているグリップであって、前記ニードルコンポーネントの前記引っ張り面を備えているグリップを含む、請求項1のIVカテーテルシステム。
- 前記IVカテーテルシステムが前記挿入構成にあるとき、前記引っ張り面は前記押圧面の遠位に配置される、請求項15のIVカテーテルシステム。
- 前記ウイングのトレーリングエッジ、
前記ウイングの主表面上に適合され、または形成されるグリップ機構、
前記ウイングの主表面上に適合され、または形成される一連のナッブ、
前記ウイングに固定されたタブであって、前記ウイングに対し平行でない方向に前記ウイングから延びているタブ、
前記ウイングに固定されたタブであって、前記ウイングから略垂直に延びているタブ、及び、
拡張チューブ接合部の近位面であって、前記カテーテルハブから延びており、前記ウイングと統合された拡張チューブ接合部の近位面
からなる群のうちから選択された面を、前記押圧面が備えている、請求項15のIVカテーテルシステム。 - 前記グリップのリーディングエッジ、
グリップ機構であって、前記グリップの主表面上に適合され、または形成されるグリップ機構、
前記グリップの主表面上に適合され、または形成される一連のナッブ、
前記グリップに固定されたタブであって、前記グリップに対し平行でない方向に前記グリップから延びているタブ、及び、
前記グリップに固定されたタブであって、前記グリップから略垂直に延びているタブ
からなる群のうちから選択された面を、前記引っ張り面が備えている、請求項15のIVカテーテルシステム。 - 前記カテーテルハブの近位端に結合される前記ニードルハブの遠位端に形成された回転停止機構であって、前記針が前記カニューレ内に完全に挿入された場合に前記カテーテルコンポーネントの前記ウイングと接触して前記カテーテルコンポーネントに対する前記ニードルコンポーネントの回転を制限するように適合されている回転停止機構を備える、請求項15のIVカテーテルシステム。
- 前記回転停止機構は前記ニードルハブの前記遠位端から遠位に延びており、及び、
前記回転停止機構が前記ウイングに接触したときに、前記グリップの平面は前記ウイングの平面と実質的に平行である、請求項19のIVカテーテルシステム。
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US11786703B2 (en) | 2015-10-28 | 2023-10-17 | Becton, Dickinson And Company | Closed IV access device with paddle grip needle hub and flash chamber |
US11904114B2 (en) | 2015-10-28 | 2024-02-20 | Becton, Dickinson And Company | Extension tubing strain relief |
US11964117B2 (en) | 2015-10-28 | 2024-04-23 | Becton, Dickinson And Company | Soft push tabs for catheter adapter |
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