JP6189845B2 - 疎水性細孔を有する減圧キャニスタ - Google Patents
疎水性細孔を有する減圧キャニスタ Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Description
本発明は、2011年9月13日にLockeらにより出願された“Reduced−Pressure Canisters Having Hydrophobic Pores”と題する米国仮特許出願第61/534,232号明細書の、35USC§119(e)に基づく利益を請求するものであり、あらゆる目的のために同仮出願を参照によって本願に援用する。
Claims (31)
- 減圧治療システムにおいて、
減圧キャニスタであって、
ボウルと、
前記ボウルに嵌合して流体貯蔵部を形成するように構成された蓋であって、当該蓋を貫通して前記流体貯蔵部と流体連通して複数の細孔を有する蓋と、
患者からの流体を受ける入口であって、前記流体貯蔵部と流体連通する入口と、
前記複数の細孔に塗布された疎水性コーティングと、
を具える減圧キャニスタと;
前記流体貯蔵部に流体連結された減圧源と;
前記入口に流体連結され、前記患者からの流体を前記減圧キャニスタへと送達する減圧送達導管と;
を具えることを特徴とする減圧治療システム。 - 請求項1に記載のシステムにおいて、
前記細孔の直径が0.5〜1マイクロメートルであることを特徴とするシステム。 - 請求項1または2に記載のシステムにおいて、
前記疎水性コーティングがフルオロカーボンを含むことを特徴とするシステム。 - 請求項1乃至3の何れか1項に記載のシステムにおいて、
前記疎水性コーティングがヘプタデカフルオロデシルアシレートを含むことを特徴とするシステム。 - 請求項1乃至4の何れか1項に記載のシステムにおいて、
前記システムが、前記複数の細孔を覆うように塗布された抗微生物コーティングをさらに含むことを特徴とするシステム。 - 請求項1乃至5の何れか1項に記載のシステムにおいて、
前記システムが、前記複数の細孔を覆うように塗布された抗菌コーティングをさらに含むことを特徴とするシステム。 - 請求項1乃至6の何れか1項に記載のシステムにおいて、
前記システムが、前記複数の細孔を覆うように塗布されたプロテアーゼコーティングをさらに含むことを特徴とするシステム。 - 請求項1乃至7の何れか1項に記載のシステムにおいて、
前記システムが、前記複数の細孔に塗布された活性炭コーティングをさらに含むことを特徴とするシステム。 - 請求項1乃至8の何れか1項に記載のシステムにおいて、
前記細孔の直径が0.5〜1マイクロメートルの範囲内であり、前記複数の細孔にわたる破過圧が等式、P(b)=4g(cos q)/Dで定義され、式中、
P(b)は前記複数の細孔にわたる破過圧であり、
gは液体の表面張力であり、
qは前記液体と前記複数の細孔にわたる表面の間の接触角であり、
Dは細孔の直径である
ことを特徴とするシステム。 - 減圧キャニスタの製造方法において、
流体貯蔵部を有するキャニスタ本体と、患者からの流体を受ける入口と、を形成するステップと、
前記キャニスタ本体に通気部を形成するステップであって、当該通気部を形成するステップは、順に、
前記キャニスタ本体の境界領域に複数の細孔を形成するステップと、
前記複数の細孔を覆うように疎水性コーティングを塗布するステップと、
を含むステップと、
を含むことを特徴とする方法。 - 請求項10に記載の方法において、
前記複数の細孔を覆う疎水性コーティングを塗布する前記ステップが、プラズマ処理工程で前記疎水性コーティングを塗布するステップを含むことを特徴とする方法。 - 請求項10または11に記載の方法において、
前記複数の細孔を覆う疎水性コーティングを塗布する前記ステップが、フルオロカーボンコーティングを塗布するステップを含むことを特徴とする方法。 - 請求項10乃至12の何れか1項に記載の方法において、
前記複数の細孔を覆う疎水性コーティングを塗布する前記ステップが、ヘプタデカフルオロデシリアシレートコーティングを塗布するステップを含むことを特徴とする方法。 - 請求項10乃至13の何れか1項に記載の方法において、
複数の細孔を形成する前記ステップが、直径0.5〜1マイクロメートルの複数の細孔を形成するステップを含むことを特徴とする方法。 - 請求項10乃至14の何れか1項に記載の方法において、
キャニスタ本体を形成する前記ステップが、PETポリマーから形成されたキャニスタ本体を提供するステップを含むことを特徴とする方法。 - 請求項10乃至15の何れか1項に記載の方法において、
プラズマ処理工程で前記複数の細孔を覆うように抗微生物コーティングを塗布するステップをさらに含むことを特徴とする方法。 - 請求項10乃至16の何れか1項に記載の方法において、
プラズマ処理工程で前記複数の細孔を覆うように抗菌コーティングを塗布するステップをさらに含むことを特徴とする方法。 - 請求項10乃至17の何れか1項に記載の方法において、
前記複数の細孔を覆うように疎水性コーティングを塗布する前記ステップが、プラズマ処理工程で前記複数の細孔を覆うようにプロテアーゼコーティングを塗布するステップを含むことを特徴とする方法。 - 請求項10乃至18の何れか1項に記載の方法において、
プラズマ処理工程で前記複数の細孔を覆うように活性炭コーティングを塗布するステップをさらに含むことを特徴とする方法。 - 減圧キャニスタであって、
ボウルと、
前記ボウルに嵌合して流体貯蔵部を形成するように構成された蓋と、
患者からの流体を受けるために前記流体貯蔵部に流体連結された入口と、
前記蓋を貫通する複数の細孔と、
前記複数の細孔に塗布された疎水性コーティングと、
を含むことを特徴とする減圧キャニスタ。 - 請求項20に記載の減圧キャニスタにおいて、
前記複数の細孔が0.5〜1マイクロメートルの実質的に均一な直径を有することを特徴とする減圧キャニスタ。 - 請求項20または21に記載の減圧キャニスタにおいて、
前記疎水性コーティングがヘプタデカフルオロデシルアシレートを含むことを特徴とする減圧キャニスタ。 - 請求項20乃至22の何れか1項に記載の減圧キャニスタにおいて、
前記減圧キャニスタが、前記複数の細孔を覆う抗微生物コーティングをさらに含むことを特徴とする減圧キャニスタ。 - 請求項20乃至23の何れか1項に記載の減圧キャニスタにおいて、
前記減圧キャニスタが、前記複数の細孔を覆う抗菌微生物コーティングをさらに含むことを特徴とする減圧キャニスタ。 - 請求項20乃至24の何れか1項に記載の減圧キャニスタにおいて、
前記減圧キャニスタが、前記複数の細孔を覆うプロテアーゼコーティングをさらに含むことを特徴とする減圧キャニスタ。 - 減圧キャニスタに疎水性通気口を形成する方法において、
キャニスタ本体に複数の開口部を形成するステップと、
前記複数の開口部に疎水性コーティングを塗布するステップと、
を含み、
疎水性コーティングを塗布する前記ステップが、プラズマ処理工程でフルオロカーボンコーティングを塗布するステップを含むことを特徴とする方法。 - 請求項26に記載の方法において、
前記複数の開口部が複数の円形の穴を含むことを特徴とする方法。 - 請求項26に記載の方法において、
前記複数の開口部が複数の平行なスリットを含むことを特徴とする方法。 - 請求項26に記載の方法において、
前記複数の開口部が第一の複数の平行なスリットを含み、前記方法がさらに、
第二の複数の平行なスリットを有する格子部材に前記疎水性コーティングを塗布するステップと、
前記格子部材を前記第一の複数の平行なスリットを覆うように取り付けて、前記第二の複数の平行なスリットが前記第一の複数の平行なスリットに実質的に重なり、それに対して垂直になるようにするステップと、
をさらに含むことを特徴とする方法。 - 請求項26乃至29の何れか1項に記載の方法において、
前記フルオロカーボンコーティングがヘプタデカフルオロデシルアシレートを含むことを特徴とする方法。 - 請求項26乃至30の何れか1項に記載の方法において、
前記複数の開口部にプロテアーゼコーティングを塗布するステップを含むことを特徴とする方法。
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| JP2014526309A JP2014526309A (ja) | 2014-10-06 |
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| JP2014529726A Expired - Fee Related JP6189845B2 (ja) | 2011-09-13 | 2012-08-10 | 疎水性細孔を有する減圧キャニスタ |
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| US (2) | US9327063B2 (ja) |
| EP (2) | EP3053609B1 (ja) |
| JP (1) | JP6189845B2 (ja) |
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2012
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- 2012-08-10 US US13/571,838 patent/US9327063B2/en active Active
- 2012-08-10 AU AU2012309115A patent/AU2012309115B2/en not_active Ceased
- 2012-08-10 JP JP2014529726A patent/JP6189845B2/ja not_active Expired - Fee Related
- 2012-08-10 CN CN201280043930.4A patent/CN103796692B/zh not_active Expired - Fee Related
- 2012-08-10 EP EP16163004.1A patent/EP3053609B1/en not_active Revoked
- 2012-08-10 CA CA2844480A patent/CA2844480C/en not_active Expired - Fee Related
- 2012-08-10 CN CN201610377561.2A patent/CN106110411B/zh not_active Expired - Fee Related
- 2012-08-10 EP EP12750944.6A patent/EP2755696B1/en active Active
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2016
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Also Published As
| Publication number | Publication date |
|---|---|
| CA2844480C (en) | 2020-10-13 |
| CN103796692A (zh) | 2014-05-14 |
| CN106110411A (zh) | 2016-11-16 |
| US20130066301A1 (en) | 2013-03-14 |
| WO2013039623A1 (en) | 2013-03-21 |
| EP3053609A1 (en) | 2016-08-10 |
| CA2844480A1 (en) | 2013-03-21 |
| CN106110411B (zh) | 2018-11-06 |
| EP2755696B1 (en) | 2016-04-06 |
| EP3053609B1 (en) | 2019-03-06 |
| AU2012309115A1 (en) | 2014-02-20 |
| EP2755696A1 (en) | 2014-07-23 |
| CN103796692B (zh) | 2016-06-22 |
| US20160213822A1 (en) | 2016-07-28 |
| US10980924B2 (en) | 2021-04-20 |
| JP2014526309A (ja) | 2014-10-06 |
| US9327063B2 (en) | 2016-05-03 |
| AU2012309115B2 (en) | 2016-10-13 |
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