JP2009045368A - 頭蓋内電極構造体およびその製造方法 - Google Patents
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- A—HUMAN NECESSITIES
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- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
- A61B5/291—Bioelectric electrodes therefor specially adapted for particular uses for electroencephalography [EEG]
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
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- A61B5/25—Bioelectric electrodes therefor
- A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
- A61B5/291—Bioelectric electrodes therefor specially adapted for particular uses for electroencephalography [EEG]
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- A—HUMAN NECESSITIES
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- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/36014—External stimulators, e.g. with patch electrodes
- A61N1/36017—External stimulators, e.g. with patch electrodes with leads or electrodes penetrating the skin
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- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/3605—Implantable neurostimulators for stimulating central or peripheral nerve system
- A61N1/3606—Implantable neurostimulators for stimulating central or peripheral nerve system adapted for a particular treatment
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Abstract
【解決手段】脳形状の3次元データを用いて、脳回もしくは脳溝の表面、または半球間裂もしくは葉間の表面の3次元形状を有するシート状の構造体を作製するための型を作製する。該型を用いて、脳回もしくは脳溝の表面、または半球間裂もしくは葉間の表面の3次元形状を有するシート状のシリコーン構造体2を作製する。シリコーン構造体2の少なくとも一方の面に電極3を配置する。これにより、脳回もしくは脳溝の表面、または半球間裂もしくは葉間の表面の3次元形状を有するシート状のシリコーン構造体2上に、電極3が配置された電極構造体1を製造することができる。
【選択図】図1
Description
本発明の一実施形態について図1、図2、および図4に基づいて説明すると以下の通りであるが、本発明はこれに限定されるものではない。
本発明の他の実施形態について、図3および図5に基づいて説明すると以下の通りである。なお、説明の便宜上、実施の形態1で用いた部材と同一の機能を有する部材には同一の部材番号を付記し、その説明を省略する。
2 シリコーン構造体(構造体)
3 電極
4 第1シリコーンシート(第1層、構造体)
5 第2シリコーンシート(第2層、構造体)
6 孔
7 孔
10 電極構造体
20 シリコーン構造体(構造体)
Claims (6)
- 頭蓋内に留置するための電極構造体であって、
生体適合性物質からなり、かつ、脳回もしくは脳溝の表面、または半球間裂もしくは葉間の表面の3次元形状を有するシート状の構造体に、電極が設けられていることを特徴とする電極構造体。 - 上記構造体は、第1層および第2層を少なくとも備え、第1層および第2層を最外層とする多層構造からなり、
上記構造体の第1層および第2層のうち、少なくとも一方には、少なくとも1つの孔が形成されており、
上記電極は、上記孔の領域に配置されていることを特徴とする請求項1に記載の電極構造体。 - 上記電極は、上記構造体の両面に配置されていることを特徴とする請求項1または2に記載の電極構造体。
- 頭蓋内に留置するための電極構造体を製造する電極構造体の製造方法であって、
脳形状の3次元データを用いて、脳回もしくは脳溝の表面、または半球間裂もしくは葉間の表面の3次元形状を有するシート状の構造体を作製するための型を作製し、
該型を用いて、生体適合性物質からなり、かつ、上記脳回もしくは脳溝の表面、または半球間裂もしくは葉間の表面の3次元形状を有するシート状の構造体を作製し、
該構造体の少なくとも一方の面に電極を配置することを特徴とする電極構造体の製造方法。 - 頭蓋内に留置するための電極構造体を製造する電極構造体の製造方法であって、
脳形状の3次元データを用いて、互いに重ね合わせが可能で、脳回もしくは脳溝の表面、または半球間裂もしくは葉間の表面の3次元形状を有する複数のシート状の構造体を作製するための型を作製し、
上記型を用いて、互いに重ね合わせが可能で、生体適合性物質からなり、かつ、上記脳回もしくは脳溝の表面、または半球間裂もしくは葉間の表面の3次元形状を有する複数のシート状の構造体を作製し、
該複数のシート状の構造体のうち、少なくとも1つのシート状の構造体に、少なくとも1つの孔を形成し、
該孔が形成されたシート状の構造体が最外層となるように、上記複数のシート状の構造体を重ね合わせ、さらに、上記孔が形成された領域に上記電極を配置したのち、上記複数のシート状の構造体を貼り合わせることを特徴とする電極構造体の製造方法。 - 上記脳形状の3次元データは、磁気共鳴撮像法により得られた脳画像に基づいて取得されたものであることを特徴とする請求項4または5に記載の電極構造体の製造方法。
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JP2007216461A JP5126710B2 (ja) | 2007-08-22 | 2007-08-22 | 頭蓋内電極構造体およびその製造方法 |
US12/378,695 US7860577B2 (en) | 2007-08-22 | 2009-02-18 | Intracranial electrode and method for producing same |
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JP2012530563A (ja) * | 2009-07-02 | 2012-12-06 | ヴェーデクス・アクティーセルスカプ | 表面電極を備えるイヤプラグ |
WO2014097450A1 (ja) | 2012-12-20 | 2014-06-26 | 東北マイクロテック株式会社 | 脳電極システム |
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JP2012530563A (ja) * | 2009-07-02 | 2012-12-06 | ヴェーデクス・アクティーセルスカプ | 表面電極を備えるイヤプラグ |
US9408552B2 (en) | 2009-07-02 | 2016-08-09 | Widex A/S | Ear plug with surface electrodes |
US11161306B2 (en) | 2009-07-02 | 2021-11-02 | T&W Engineering A/S | Ear plug with surface electrodes |
WO2014097450A1 (ja) | 2012-12-20 | 2014-06-26 | 東北マイクロテック株式会社 | 脳電極システム |
JP2014212930A (ja) * | 2013-04-25 | 2014-11-17 | 株式会社日立製作所 | 光学的脳表面計測用衝撃緩衝具、それを用いた光計測プローブおよびその保持具 |
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JPWO2015119197A1 (ja) * | 2014-02-06 | 2017-03-23 | 隆夫 染谷 | 電極および電極の製造方法 |
US10376174B2 (en) | 2014-02-06 | 2019-08-13 | Takao Someya | Electrode and method for manufacturing electrode |
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CN115956929A (zh) * | 2023-01-09 | 2023-04-14 | 华中科技大学 | 一种合并记录、光刺激的多脑区电极阵列及其制备 |
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US7860577B2 (en) | 2010-12-28 |
JP5126710B2 (ja) | 2013-01-23 |
US20090228066A1 (en) | 2009-09-10 |
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