JP5702791B2 - 分娩中の膣裂傷を防止する方法及び装置 - Google Patents
分娩中の膣裂傷を防止する方法及び装置 Download PDFInfo
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Description
Claims (15)
- 膣拡張装置であって、
把持部と、
前記把持部に結合された複数のアーム及び、前記各アーム上に各々配置され、膣に適合するように形成されかつ構成されたパッドと、
前記複数のアームにそれぞれ結合され、該アーム及び前記パッドを、前記装置から半径方向外向きに一定の力で変位させるように構成された展開機構とを含むことを特徴とする膣拡張装置。 - 前記把持部及び前記各アームにそれぞれ結合された中心ロッドをさらに含み、前記展開機構が前記中心ロッドに結合されており、該中心ロッドを軸方向に変位させることにより、前記アーム及び前記パッドを前記中心ロッドから半径方向外向きに変位させるようにしたことを特徴とする請求項1に記載の膣拡張装置。
- 前記アーム及び前記パッドが半径方向外向きに変位したとき、前記複数のパッドが互いに実質的に平行に整列されているようにしたことを特徴とする請求項2に記載の膣拡張装置。
- 展開形態において前記複数のパッドのなす外径が、8〜10cmであることを特徴とする請求項1に記載の膣拡張装置。
- 前記装置の外径を急速に減少させるように構成されたクイックリリース機構をさらに含むことを特徴とする請求項1に記載の膣拡張装置。
- 前記クイックリリース機構を作動させるように構成された作動機構が、前記把持部に設けられていることを特徴とする請求項5に記載の膣拡張装置。
- 前記クイックリリース機構を作動させるように構成されたバンプリリースが、前記装置の遠位部分に設けられていることを特徴とする請求項5に記載の膣拡張装置。
- 前記膣の拡張直径を特定するように構成された直径センサをさらに含むことを特徴とする請求項1に記載の膣拡張装置。
- 前記展開機構に結合されたコントローラをさらに含み、該コントローラが、前記一定の力で前記アーム及び前記パッドを自動的に半径方向外向きに変位させるように構成されていることを特徴とする請求項1に記載の膣拡張装置。
- 前記中心ロッドに結合されたモータと、前記パッドに加えられた力を測定するように構成された力センサと、前記力センサ及び前記モータにそれぞれ結合されたコントローラとをさらに含み、該コントローラが、前記力センサによって測定された力に基づいて、前記中心ロッドを自動的に軸方向に変位させ、それにより前記アーム及び前記パッドを自動的に半径方向外向きに変位させるように構成されていることを特徴とする請求項2に記載の膣拡張装置。
- 前記展開機構が、前記中心ロッドに結合されたばねを含み、該ばねが、前記一定の力で前記中心ロッドを押すことにより、前記アーム及び前記パッドを前記中心ロッドから半径方向外向きに変位させるようにしたことを特徴とする請求項2に記載の膣拡張装置。
- 前記ばねの前記一定の力がユーザにより調整可能であることを特徴とする請求項11に記載の膣拡張装置。
- 前記複数のアーム及びパッドの過度の展開を防止するように構成されたクラッチ機構をさらに含むことを特徴とする請求項1に記載の膣拡張装置。
- 前記展開機構が、前記アームに対して離間して配置されかつフレキシブルアセンブリを介して結合されていることを特徴とする請求項1に記載の膣拡張装置。
- 前記パッドから前記膣に加えられる力を測定するように構成された力センサを更に含むことを特徴とする請求項1に記載の膣拡張装置。
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US27868709P | 2009-10-13 | 2009-10-13 | |
US61/278,687 | 2009-10-13 | ||
PCT/US2010/052528 WO2011047066A2 (en) | 2009-10-13 | 2010-10-13 | Methods and apparatus for preventing vaginal lacerations during childbirth |
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JP2015030743A Division JP5996015B2 (ja) | 2009-10-13 | 2015-02-19 | 分娩中の膣裂傷を防止する方法及び装置 |
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JP2015030743A Active JP5996015B2 (ja) | 2009-10-13 | 2015-02-19 | 分娩中の膣裂傷を防止する方法及び装置 |
JP2016162622A Active JP6441862B2 (ja) | 2009-10-13 | 2016-08-23 | 分娩中の膣裂傷を防止する方法及び装置 |
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JP2016162622A Active JP6441862B2 (ja) | 2009-10-13 | 2016-08-23 | 分娩中の膣裂傷を防止する方法及び装置 |
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US (5) | US9492197B2 (ja) |
EP (3) | EP3053626B1 (ja) |
JP (3) | JP5702791B2 (ja) |
CN (2) | CN104689459B (ja) |
AU (3) | AU2010306841B2 (ja) |
BR (1) | BR112012008679B1 (ja) |
CA (2) | CA3011931C (ja) |
WO (1) | WO2011047066A2 (ja) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
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US8728013B2 (en) * | 2009-03-18 | 2014-05-20 | Contipi Medical Ltd. | Device and method for fitting a pessary |
WO2011047066A2 (en) * | 2009-10-13 | 2011-04-21 | Materna Medical, Inc. | Methods and apparatus for preventing vaginal lacerations during childbirth |
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