JP5774601B2 - 耳組織を麻酔するためのシステム及び方法 - Google Patents
耳組織を麻酔するためのシステム及び方法 Download PDFInfo
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Description
本出願は、2009年7月27日に出願された米国特許出願第12/510,217号の一部継続出願であり、この特許出願は、2008年7月31日に出願された米国特許仮出願第61/085,360号に基づく利益を主張するものであり、その全体は参照により、あらゆる目的において本明細書に組み込まれる。
本発明は、イオントフォレシスによる薬物送達方法及びシステムに関する。本発明は具体的には、耳組織を麻酔するための新規かつ有用なイオントフォレシス薬物送達方法及びシステムに関する。
(1) イオントフォレシス物質をヒト又は動物患者の耳の鼓膜に送達する方法であって、
イヤープラグを患者の外耳道に挿入することと、
前記イヤープラグの可撓性シール要素の一部を前記外耳道内に液密にシールして(fluidly sealing)、前記イヤープラグと前記鼓膜との間に空間を作ることと、
イオントフォレシス物質を前記イヤープラグに注入して、前記イヤープラグと前記鼓膜との間の前記空間を充填することと、
を含み、
前記空間が、注入中、前記イオントフォレシス物質で加圧されることになり、前記空間内の流体を前記可撓性シール要素の微小孔を通じて排出して、前記圧力を抜く、方法。
(2) 前記微小孔が、圧力閾値を超えたら前記流体を排出するように構成されている、実施態様1に記載の方法。
(3) 前記微小孔が、静水条件下では前記流体を排出しないように構成されている、実施態様2に記載の方法。
(4) 前記流体を前記イヤープラグのプレナムに排出する、実施態様1に記載の方法。
(5) 電極装置を前記イヤープラグに挿入して、前記電極装置の電極先端部を前記イオントフォレシス物質と接触させることと、
前記電極装置に電圧を印加して、前記イオントフォレシス物質を用いて前記鼓膜を麻酔することと、
を更に含む、実施態様1に記載の方法。
(6) 前記電極先端部が前記イヤープラグの電極と電気的に接続され、前記イヤープラグの前記電極に前記電極装置によって電圧を印加する、実施態様5に記載の方法。
(7) イヤープラグを挿入することが、前記イヤープラグに連結されたヘッドセットを前記患者の首の後ろに配置することを含む、実施態様1に記載の方法。
(8) 前記ヘッドセットが左イヤーフック及び右イヤーフックを含み、前記ヘッドセットを配置することが、前記左イヤーフックの対応する部分を前記患者の左側頭骨の上に、前記右イヤーフックの対応する部分を前記患者の右側頭骨の上に配置することを含む、実施態様7に記載の方法。
(9) 前記ヘッドセットが第2のイヤープラグに連結されており、前記第2のイヤープラグが前記イヤープラグと同一に構成されており、前記ヘッドセットが前記イヤープラグに独立した力を印加して、前記イヤープラグを、対応する外耳道内に保持する、実施態様7に記載の方法。
(10) 前記ヘッドセットが、それぞれ前記イヤープラグ及び前記第2のイヤープラグに流体連結されている流体チャネルを含み、前記イオントフォレシス物質を注入することが、前記ヘッドセットの前記流体チャネルを低圧力下で充填することを含む、実施態様9に記載の方法。
(12) イオントフォレシス物質をヒト又は動物患者の耳の鼓膜に送達するためのシステムであって、
イヤープラグであって、
可撓性シール要素から近位に延びている細長い管を含む可撓性シール要素であって、前記可撓性シール要素が、複数の微小孔を有する遠位シール表面を有し、前記微小孔が、圧力閾値を超えたら流体を排出するように構成されている、可撓性シール要素を含む、イヤープラグと、
内管内で移動可能な電極装置であって、電極先端部に連結された細長いシャフトを含む電極装置と、
を含む、システム。
(13) 前記微小孔が、静水条件下では前記流体を排出しないように構成されている、実施態様12に記載のシステム。
(14) 前記可撓性シール要素が内部プレナムを含み、前記微小孔が前記内部プレナムに流体連結している、実施態様12に記載のシステム。
(15) 前記内部プレナムが、前記細長い管の排出チャネルに流体連結されている、実施態様14に記載のシステム。
(16) 前記細長い管が、細長い内管の上に細長い外管を含み、それらの間に前記排出チャネルが配置されている、実施態様15に記載のシステム。
(17) 前記細長い管が、前記細長い管に一体化された少なくとも1つの電極を含み、前記少なくとも1つの電極が、前記電極先端部と電気的に接続可能である、実施態様12に記載のシステム。
(18) 前記電極が、円筒形ケージとして形成された導線を含む、実施態様17に記載のシステム。
(19) 前記円筒形ケージがコイルを含む、実施態様18に記載のシステム。
(20) 前記円筒形ケージが、軸方向に配列された複数のループを含む、実施態様18に記載のシステム。
(22) 前記可撓性シール要素が傘状の形状をしている、実施態様12に記載のシステム。
(23) 第2のイヤープラグ及び第2の電極装置を更に含み、前記第2のイヤープラグが前記イヤープラグと、前記第2の電極装置が前記電極装置と同一に構成されている、実施態様12に記載のシステム。
(24) 前記イヤープラグと前記第2のイヤープラグとを連結するヘッドセットを更に含む、実施態様23に記載のシステム。
(25) 前記ヘッドセットが、左及び右イヤーフックに連結されたネックループを含み、前記左及び右イヤーフックがそれぞれ、耳甲介の後ろを包むように構成されている、実施態様24に記載のシステム。
(26) 前記左イヤーフックが前記患者の左側頭骨上に、前記右イヤーフックが前記患者の右側頭骨上に、前記ネックループからの圧縮力を印加するように構成されている、実施態様25に記載のシステム。
(27) 前記ヘッドセットが、左低圧力流体チャネル及び右低圧力流体チャネルを更に含み、前記左低圧力流体チャネルが前記イヤープラグの内管に、前記右低圧力流体チャネルが前記第2のイヤープラグの内管に流体連結されている、実施態様25に記載のシステム。
(28) 前記ヘッドセットが、ばね式左スイングアーム及びばね式右スイングアームを更に含み、前記ばね式左スイングアームが前記左イヤーフックに、前記ばね式右スイングアームが前記右イヤーフックに、旋回する形で連結されているとともに、前記ばね式左スイングアームが前記イヤープラグに、前記ばね式右スイングアームが前記第2のイヤープラグに連結している、実施態様25に記載のシステム。
Claims (17)
- イオントフォレシス物質をヒト又は動物患者の耳の鼓膜に送達するためのシステムであって、
イヤープラグであって、
可撓性シール要素から近位に延びている細長い管を含む可撓性シール要素であって、前記可撓性シール要素が、複数の微小孔を有する遠位シール表面を有し、前記微小孔が、圧力閾値を超えたら流体を排出するように構成されている、可撓性シール要素を含む、イヤープラグと、
前記細長い管内で移動可能な電極装置であって、電極先端部に連結された細長いシャフトを含む電極装置と、
を含み、
前記電極装置は、前記電極先端部が前記細長い管内の比較的近位位置にあり、流体が前記電極装置の周りを通って、前記細長い管内を通過できる第1の位置、及び、前記電極先端部が前記細長い管内の比較的遠位位置にあり、前記電極先端部が前記細長い管の内面と接触しており、流体が前記細長い管内を通過できない第2の位置の間で移動できる、システム。 - 前記微小孔が、静水条件下では前記流体を排出しないように構成されている、請求項1に記載のシステム。
- 前記可撓性シール要素が内部プレナムを含み、前記微小孔が前記内部プレナムに流体連結している、請求項1に記載のシステム。
- 前記内部プレナムが、前記細長い管の排出チャネルに流体連結されている、請求項3に記載のシステム。
- 前記細長い管が、細長い内管の上に細長い外管を含み、それらの間に前記排出チャネルが配置されている、請求項4に記載のシステム。
- 前記細長い管が、前記細長い管に一体化された少なくとも1つの電極を含み、前記少なくとも1つの電極が、前記電極先端部と電気的に接続可能である、請求項1に記載のシステム。
- 前記電極が、円筒形ケージとして形成された導線を含む、請求項6に記載のシステム。
- 前記円筒形ケージがコイルを含む、請求項7に記載のシステム。
- 前記円筒形ケージが、軸方向に配列された複数のループを含む、請求項7に記載のシステム。
- 前記円筒形ケージが、前記電極先端部を圧縮するように構成されている、請求項7に記載のシステム。
- 前記可撓性シール要素が傘状の形状をしている、請求項1に記載のシステム。
- 第2のイヤープラグ及び第2の電極装置を更に含み、前記第2のイヤープラグが前記イヤープラグと、前記第2の電極装置が前記電極装置と同一に構成されている、請求項1に記載のシステム。
- 前記イヤープラグと前記第2のイヤープラグとを連結するヘッドセットを更に含む、請求項12に記載のシステム。
- 前記ヘッドセットが、左及び右イヤーフックに連結されたネックループを含み、前記左及び右イヤーフックがそれぞれ、耳甲介の後ろを包むように構成されている、請求項13に記載のシステム。
- 前記左イヤーフックが前記患者の左側頭骨上に、前記右イヤーフックが前記患者の右側頭骨上に、前記ネックループからの圧縮力を印加するように構成されている、請求項14に記載のシステム。
- 前記ヘッドセットが、左低圧力流体チャネル及び右低圧力流体チャネルを更に含み、前記左低圧力流体チャネルが前記イヤープラグの内管に、前記右低圧力流体チャネルが前記第2のイヤープラグの内管に流体連結されている、請求項14に記載のシステム。
- 前記ヘッドセットが、ばね式左スイングアーム及びばね式右スイングアームを更に含み、前記ばね式左スイングアームが前記左イヤーフックに、前記ばね式右スイングアームが前記右イヤーフックに、旋回する形で連結されているとともに、前記ばね式左スイングアームが前記イヤープラグに、前記ばね式右スイングアームが前記第2のイヤープラグに連結している、請求項14に記載のシステム。
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| US12/650,469 US8840602B2 (en) | 2008-07-31 | 2009-12-30 | Systems and methods for anesthetizing ear tissue |
| US12/650,469 | 2009-12-30 | ||
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| JP2013516226A JP2013516226A (ja) | 2013-05-13 |
| JP5774601B2 true JP5774601B2 (ja) | 2015-09-09 |
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| JP2012547088A Expired - Fee Related JP5774601B2 (ja) | 2009-12-30 | 2010-12-02 | 耳組織を麻酔するためのシステム及び方法 |
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| US (3) | US8840602B2 (ja) |
| EP (1) | EP2519199B1 (ja) |
| JP (1) | JP5774601B2 (ja) |
| KR (1) | KR20120099146A (ja) |
| CN (1) | CN102892392A (ja) |
| AU (2) | AU2010337214B2 (ja) |
| BR (1) | BR112012016303A2 (ja) |
| CA (1) | CA2786551C (ja) |
| MX (1) | MX2012007726A (ja) |
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| CN102892392A (zh) | 2013-01-23 |
| KR20120099146A (ko) | 2012-09-06 |
| AU2010337214A1 (en) | 2012-07-26 |
| US20150068539A1 (en) | 2015-03-12 |
| JP2013516226A (ja) | 2013-05-13 |
| US20100198135A1 (en) | 2010-08-05 |
| EP2519199A1 (en) | 2012-11-07 |
| US20180256894A1 (en) | 2018-09-13 |
| US8840602B2 (en) | 2014-09-23 |
| RU2012132458A (ru) | 2014-02-10 |
| AU2016203658B2 (en) | 2018-03-29 |
| RU2578365C2 (ru) | 2016-03-27 |
| US9950157B2 (en) | 2018-04-24 |
| AU2016203658A1 (en) | 2016-06-23 |
| WO2011081772A1 (en) | 2011-07-07 |
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