JP2018507024A - 解放可能なカテーテルハブ保持具 - Google Patents
解放可能なカテーテルハブ保持具 Download PDFInfo
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- JP2018507024A JP2018507024A JP2017540112A JP2017540112A JP2018507024A JP 2018507024 A JP2018507024 A JP 2018507024A JP 2017540112 A JP2017540112 A JP 2017540112A JP 2017540112 A JP2017540112 A JP 2017540112A JP 2018507024 A JP2018507024 A JP 2018507024A
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Abstract
【選択図】図1
Description
本出願は、米国仮特許出願第62/109,673号;同第62/109,710号;同第62/109,715号;同第62/109,722号;同第62/109,735号;同第62/109,742号;同第62/109,745号;同第62/109,750号;同第62/109,755号;同第62/109,759号;同第62/109,766号の利益を主張し、これらは全て2015年1月30日に出願され、参照することにより本明細書に組み込まれる。
図1〜9を参照すると、本開示の第1の実施形態による安全カテーテルアセンブリ100が描かれている。図1〜8は、安全カテーテルアセンブリ100の第1のバージョンを描いており、図9a〜bは、安全カテーテルアセンブリ100の代替のバージョンを描いている。
図10a〜14bを参照すると、本開示の第2の実施形態による安全カテーテルアセンブリ200が描かれている。図10a、10b、及び11aは、第1の使用準備完了位置における安全カテーテルアセンブリ200を描いている。図10c及び11bは、第2の安全位置における安全カテーテルアセンブリ200を描いている。図12a〜14bは、安全カテーテルアセンブリ200の様々な構成要素をより詳細に描いている。
図15a〜25bを参照すると、本開示の第3の実施形態による安全カテーテルアセンブリ300が描かれている。図15a〜18bは、安全カテーテルアセンブリ300の第1のバージョンを描いており、図19〜22は、安全カテーテルアセンブリ400の第2のバージョンを描いており、図23〜25bは、安全カテーテルアセンブリ500の第3のバージョンを描いている。
図27a〜33bを参照すると、本開示の第4の実施形態による安全カテーテルアセンブリ600が描かれている。図27a、27b、28a及び29bは、使用準備完了位置における安全カテーテルアセンブリ600を描いており、アクチュエータ604は、係合位置に遠位にシフトされている。カテーテル104は、安全結合部601の他の特徴が見えるように、図27bでは省略されている。図27c、28b、及び29bは、安全位置における安全カテーテルアセンブリ600を描いており、アクチュエータ604は、解除位置まで近位にシフトされている。図31a〜32bは、安全カテーテルアセンブリ600の様々な構成要素をより詳細に描いている。
図34a〜40を参照すると、本開示の第5の実施形態による安全カテーテルアセンブリ700が描かれている。図34a、34b、35a、及び36aは、第1の使用準備完了位置における安全カテーテルアセンブリ700を描いており、安全結合部701のアクチュエータ704は遠位にシフトされ、外部ハブ接触部706は、カテーテル104と係合している。図34c、35b、及び36bは、第2の安全位置における安全カテーテルアセンブリ700を描いており、安全結合部701は、針アセンブリ128に関連した解除位置まで近位にシフトされている。図34b及び34cは、内部構成要素がより良く見えるように、カラー708が安全カテーテルアセンブリ700から省略された状態を描いている。図35a〜40は、安全カテーテルアセンブリ700の様々な構成要素をより詳細に描いている。
図41a〜46bを参照すると、本開示の第6の実施形態による安全カテーテルアセンブリ800が描かれている。図41a、42a、及び44は、使用準備完了位置における安全カテーテルアセンブリ800を描いており、針アセンブリ804は、遠位にシフトされ、安全棒808のカテーテルハブ係合位置806は、カテーテル104と係合している。図41b及び42bは、安全位置における安全カテーテルアセンブリ800を描いており、針アセンブリ804は、近位にシフトされ、安全棒808のカテーテルハブ係合位置806は、カテーテル104からの解除位置にある。図43は及び45〜46bは、安全カテーテルアセンブリ800の様々な構成要素をより詳細に描いている。
Claims (15)
- 安全カテーテル挿入アセンブリであって、
対象上の挿入部位への挿入用の遠位端、近位端、及びその間に延在するルーメンを画定する壁を有するカテーテル管と
前記カテーテル管の前記近位端に動作可能に結合されたカテーテルハブと
針筐体と
鋭い遠位先端及び近位端を有する挿入針と
前記挿入針の前記近位端に固定結合され、前記針筐体に摺動可能に結合された針ハブであって、前記挿入針が前記針筐体から延在し、前記カテーテルの前記ルーメン内の同軸上に位置する第1の位置と、前記挿入針が前記カテーテル管から引き込まれ、前記鋭い遠位先端が前記針筐体内に収納される第2の位置との間で移動可能な針ハブとを備え;
前記針筐体は、前記カテーテルハブを前記第1の位置で前記針筐体に結合するため、及び前記カテーテルハブを前記第2の位置で前記針筐体から解放するためのカテーテルハブ結合手段と、前記針ハブを前記第2の位置で前記針筐体に連結するための針ハブ連結手段とを含む、安全カテーテル挿入アセンブリ。 - 前記カテーテルハブ結合手段は、前記カテーテルハブの外側表面を把持する、請求項1に記載の安全カテーテル挿入アセンブリ。
- 前記カテーテルハブは、前記カテーテルハブの前記外側表面上に位置するルアーねじ山を含み、前記カテーテルハブ結合手段は、前記ルアーねじ山を把持する、請求項2に記載の安全カテーテル挿入アセンブリ。
- 前記カテーテルハブは、内側空洞を画定する壁を含み、前記針筐体の一部は、前記内側空洞内に挿入され、前記針筐体が前記第1の位置にあるときに、前記カテーテルハブの内側空洞壁との接触の補助を提供するように構成される、請求項3に記載の安全カテーテル挿入アセンブリ。
- 前記カテーテルハブ結合手段は、前記針ハブの前記針筐体への連結前に前記カテーテルハブを解放する、請求項1に記載の安全カテーテル挿入アセンブリ。
- 前記カテーテルハブ結合手段による前記カテーテルハブの解放は、前記挿入針及び前記針ハブを前記針筐体と相対的に摺動させることにより作用される、請求項1に記載の安全カテーテル挿入アセンブリ。
- 前記針ハブは、前記針ハブが前記針筐体から容易に分離するのを阻止しながらも、前記針ハブ及び針筐体が前記第1の位置と前記第2の位置との間で互いに相対的に最小抵抗で摺動するのを可能にする様式で、前記針筐体の外表面の回りに嵌合するように適合された「C」字形状断面を有する、請求項1に記載の安全カテーテル挿入アセンブリ。
- 前記針筐体は、溝を画定する壁を含み、前記針ハブは、溝内に摺動可能に嵌合し、それによって前記針ハブが前記針筐体の長手方向軸の周りに回転するのを阻止するように構成された突起を含む、請求項1に記載の安全カテーテル挿入アセンブリ。
- 前記溝を画定する前記壁は、前記溝の残りの部分より概して幅が狭い、前記溝の狭窄部をさらに画定する、請求項8に記載の安全カテーテル挿入アセンブリ。
- 前記針ハブの前記突起は、楔形状を有し、前記楔の頂点は、前記第1の位置で狭窄部の方を向き、前記第2の位置で前記狭窄部から離れる方を向き、それによって前記第2の位置において前記針ハブを前記針筐体に連結する、請求項8に記載の安全カテーテル挿入アセンブリ。
- 前記第1の位置で、前記鋭い遠位先端は、カテーテルの前記遠位端を若干超えて突出する、請求項1に記載の安全カテーテル挿入アセンブリ。
- 前記第2の位置で、前記鋭い遠位先端は、不慮の針刺しのリスクを低減するための安全位置に連結される、請求項1に記載の安全カテーテル挿入アセンブリ。
- 前記針ハブは、フラッシュチャンバを含む、請求項1に記載の安全カテーテル挿入アセンブリ。
- フラッシュバックチャンバは、臨床医学者が、流体が前記フラッシュチャンバに進入したときに観察することができるように構成された、透明及び半透明材料の少なくとも1つで構築される、請求項1に記載の安全カテーテル挿入アセンブリ。
- フラッシュバックチャンバは、流体が前記フラッシュチャンバに進入したときに空気が抜けることができるように構成された、微孔性フラッシュプラグを含む、請求項1に記載の安全カテーテル挿入アセンブリ。
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JP7475355B2 (ja) | 2019-01-07 | 2024-04-26 | ベクトン・ディキンソン・アンド・カンパニー | 血液露出防止付きの伸縮ニードルシールド |
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JP6640861B2 (ja) | 2020-02-05 |
AU2016211195A1 (en) | 2017-09-21 |
CN114176588A (zh) | 2022-03-15 |
CN107205704B (zh) | 2021-12-07 |
EP3250280A1 (en) | 2017-12-06 |
CN114176588B (zh) | 2024-09-10 |
CN107205704A (zh) | 2017-09-26 |
AU2016211195B2 (en) | 2019-07-11 |
EP3250280A4 (en) | 2018-09-05 |
WO2016123612A1 (en) | 2016-08-04 |
CA2975414A1 (en) | 2016-08-04 |
US20160220791A1 (en) | 2016-08-04 |
US10548522B2 (en) | 2020-02-04 |
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