JP2023024464A - 静脈内カテーテル組立体内の器具の案内を改善するためのシステム及び方法 - Google Patents
静脈内カテーテル組立体内の器具の案内を改善するためのシステム及び方法 Download PDFInfo
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- 238000001990 intravenous administration Methods 0.000 title description 3
- 239000000523 sample Substances 0.000 claims abstract description 23
- 239000012530 fluid Substances 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 19
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 239000004599 antimicrobial Substances 0.000 claims description 5
- 230000004044 response Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000008280 blood Substances 0.000 abstract description 18
- 210000004369 blood Anatomy 0.000 abstract description 18
- 210000005166 vasculature Anatomy 0.000 abstract description 11
- 230000007246 mechanism Effects 0.000 description 16
- 230000008878 coupling Effects 0.000 description 12
- 238000010168 coupling process Methods 0.000 description 12
- 238000005859 coupling reaction Methods 0.000 description 12
- 238000012544 monitoring process Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000011109 contamination Methods 0.000 description 3
- 238000001802 infusion Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 208000012266 Needlestick injury Diseases 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000000845 anti-microbial effect Effects 0.000 description 2
- 238000010241 blood sampling Methods 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000000463 material Substances 0.000 description 2
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- 102000009123 Fibrin Human genes 0.000 description 1
- 108010073385 Fibrin Proteins 0.000 description 1
- BWGVNKXGVNDBDI-UHFFFAOYSA-N Fibrin monomer Chemical compound CNC(=O)CNC(=O)CN BWGVNKXGVNDBDI-UHFFFAOYSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
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- 230000006641 stabilisation Effects 0.000 description 1
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Abstract
Description
本出願は、一般に、カテーテルシステム内の器具案内であって、抹消IVカテーテルシステムを含みうるものに関する。幾つかの実施形態では、カテーテルシステムはカテーテル組立体を含みうる。幾つかの実施形態では、以下のもの:カテーテル組立体は、カテーテル、カテーテルアダプター、隔壁ハウジング、及び隔壁の1つ以上を含みうる。
Claims (16)
- カテーテル組立体であって、
遠位端、近位端、及びこれらの間に伸びる管腔を含むカテーテルアダプター、並びに
前記管腔内に配置される隔壁であって、前記隔壁は遠位方向に内側に先細った近位表面を含み、前記近位表面が前記隔壁を通って遠位側にプローブ又はカテーテルを案内するように構成された隔壁
を含む、カテーテル組立体。 - 前記隔壁が空洞を含み、前記空洞の遠位端が環状突出部を含み、環状突出部が前記近位表面を形成する、請求項1に記載のカテーテル組立体。
- 前記隔壁が、前記環状突出部の中心に配置されたスリットを更に含む、請求項2に記載のカテーテル組立体。
- 延長チューブを更に含み、前記カテーテルアダプターの近位端が第1のポート及び第2のポートを含み、前記管腔が、第1の管腔、第2の管腔、及び共通の管腔含み、前記第1のポートが前記第1の管腔を形成し、前記第2ポートが前記第2の管腔を形成し、前記第1の管腔及び第2の管腔が前記共通の管腔で接続され、前記第1の管腔が前記共通の管腔と概ね整列され、前記隔壁は第1の管腔に配置されて液体が第1のポートを通ってカテーテルアダプターから出ていくのを防止し、前記第2のポートは前記延長チューブに連結される、請求項1に記載のカテーテル組立体。
- 隔壁ハウジングを更に含み、前記隔壁は前記隔壁ハウジング内に少なくとも部分的に配置され、前記隔壁ハウジングは遠位方向に内側に先細った近位表面を含み、前記近位表面が前記隔壁を通って前記プローブ又は前記カテーテルを遠位側に案内するように構成される、請求項1に記載のカテーテル組立体。
- 前記隔壁ハウジングは遠位端及び近位端を含み、前記隔壁は前記隔壁ハウジングの前記遠位端内に少なくとも部分的に配置され、前記隔壁ハウジングの前記近位端は前記近位表面を含む、請求項5に記載のカテーテル組立体。
- 導入要素であって、
遠位開口部を含み、カテーテルアダプター内に挿入するように構成されたブラントチューブ(blunt tube)であって、前記ブラントチューブが第1の外側直径を有するもの、
前記カテーテルアダプター内に挿入するように構成されたベースであって、前記ベースが、略円筒状であり、前記第1の外側直径より大きな第2の外側直径を含み、前記ブラントチューブは、階段状表面が前記ブラントチューブと前記ベースの間に形成されるように前記ベースから遠位方向に伸びるもの、
前記ベースと前記遠位開口部を通って伸びる通路、
を含む導入要素、及び
遠位端及び近位端を含む圧縮可能なスリーブ、
グリップであって、前記圧縮可能なスリーブの遠位端が前記導入要素の近位端に連結され、前記圧縮可能なスリーブの近位端が前記グリップに連結されるグリップ、及び
遠位開口部を含み、前記導入要素及び前記カテーテルアダプターを通って挿入するように構成されたカテーテルであって、前記圧縮可能なスリーブの遠位方向での圧縮に応じて、前記カテーテルの遠位開口部が、前記圧縮可能なスリーブの遠位端の近くの第1の位置から、導入要素に対して遠位にある第2の位置まで進む、カテーテル
を含む導入器。 - 前記導入要素の近位端は、前記ベースに連結されたコネクターを更に含み、前記カテーテルアダプターへ前記導入器を連結するように構成される、請求項7に記載の導入器。
- 前記導入要素は、液体が前記チューブの遠位端から入り込むのを防止するように構成される液体シールを更に含み、前記液体シールは、前記チューブを越えて延び、段状表面に接触する、請求項7に記載の導入器。
- 前記液体シールは弾性カバーを含む、請求項9に記載の導入器。
- 前記液体シールは抗微生物剤を含む、請求項9に記載の導入器。
- 前記導入要素は、前記通路内に配置されたバルブを更に含む、請求項9に記載の導入器。
- 前記ブラントチューブの前記遠位開口部の内側表面は遠位方向に内側に先細っており、前記内側表面が前記ブラントチューブを通って遠位側に、前記カテーテルを前記カテーテルアダプター内に案内するように構成される、請求項7に記載の導入器。
- 前記液体シールはスリットを含み、前記液体シールは前記スリットにより貫通されうる、請求項9に記載の導入器。
- 前記コネクターは、前記カテーテルアダプターのポートに連結されるように構成される、請求項8に記載の導入器。
- 前記カテーテルの前記遠位開口部は、前記スリーブ内に配置される、請求項7に記載の導入器。
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US16/037,274 US11147957B2 (en) | 2017-07-19 | 2018-07-17 | Systems and methods to improve instrument guidance within an intravenous catheter assembly |
US16/037,274 | 2018-07-17 | ||
JP2020502637A JP7184872B2 (ja) | 2017-07-19 | 2018-07-18 | 静脈内カテーテル組立体内の器具の案内を改善するためのシステム及び方法 |
PCT/US2018/042614 WO2019018479A1 (en) | 2017-07-19 | 2018-07-18 | SYSTEMS AND METHODS FOR IMPROVING INSTRUMENT GUIDANCE IN AN INTRAVENOUS CATHETER ASSEMBLY |
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SG11202000408UA (en) | 2020-02-27 |
BR112020001013A2 (pt) | 2020-07-14 |
CN111050833B (zh) | 2022-09-13 |
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