JP2015507517A - 短絡電極出力を備えた複数の電極ドライバ集積回路を有する埋込み可能刺激器デバイスのためのアーキテクチャ - Google Patents
短絡電極出力を備えた複数の電極ドライバ集積回路を有する埋込み可能刺激器デバイスのためのアーキテクチャ Download PDFInfo
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Abstract
Description
本出願は、2012年1月16日出願の米国特許出願番号第61/586,930号及び2013年1月14日出願の米国特許出願番号第13/741,116号に対する優先権を主張するものであり、これらは、両方とも引用によって本明細書に組み込まれている。
86、86’ 回復スイッチ
175、175’ 刺激回路
305 マイクロコントローラ
C1、C2、Cc コンデンサ
Claims (31)
- 埋込み可能刺激器デバイスであって、
各々が複数の電極出力を含み、各々が該電極出力で電流を供給するように構成された刺激回路を更に含む複数の集積回路、
を含み、
前記複数の集積回路の各々の対応する電極出力が互いに短絡される、
ことを特徴とするデバイス。 - 前記複数の集積回路は、単一パッケージに収容され、
前記対応する電極出力は、前記パッケージ内で短絡される、
ことを特徴とする請求項1に記載のデバイス。 - 前記複数の集積回路は、前記単一パッケージ内に垂直に積み重ねられることを特徴とする請求項2に記載のデバイス。
- 前記複数の集積回路の第1のものが、マスター集積回路を含み、該複数の集積回路の第2のものが、該マスター集積回路に対するスレーブ集積回路を含むことを特徴とする請求項1に記載のデバイス。
- 前記マスター及びスレーブ集積回路は、プログラム可能に結合されることを特徴とする請求項4に記載のデバイス。
- マイクロコントローラを更に含み、
前記マイクロコントローラ、前記マスター集積回路、及び前記スレーブ集積回路は、バスプロトコルに従ってバスによって通信する、
ことを特徴とする請求項4に記載のデバイス。 - 前記複数の集積回路の各々の前記刺激回路は、それがいつ前記電極出力で電流を供給するように構成されるかに関するタイミング情報を用いてプログラムされることを特徴とする請求項1に記載のデバイス。
- 前記複数の集積回路の各々の前記刺激回路は、他の集積回路の全てからの前記タイミング情報を用いて更にプログラムされることを特徴とする請求項7に記載のデバイス。
- 前記タイミング情報は、電流パルス周波数及びパルス幅を含むことを特徴とする請求項8に記載のデバイス。
- 前記刺激回路は、前記複数の集積回路の各々において異なる周波数で前記電極出力で前記電流を供給するように構成されることを特徴とする請求項1に記載のデバイス。
- 前記電極出力は、各刺激回路によって供給される前記電流を患者の組織に送出するための電極に結合されることを特徴とする請求項1に記載のデバイス。
- 前記電極出力は、減結合コンデンサを通して前記電極に結合されることを特徴とする請求項11に記載のデバイス。
- 前記複数の集積回路は、同一であることを特徴とする請求項1に記載のデバイス。
- 埋込み可能刺激器デバイスであって、
複数の電極ノードと、
第1の周波数の第1の電流パルスを供給し、かつ該第1の電流パルスを受け入れる前記複数の電極ノードのうちの第1の複数のものを選択するようにプログラムされた第1の刺激回路と、
第2の周波数の第2の電流パルスを供給し、かつ該第2の電流パルスを受け入れる前記複数の電極ノードのうちの第2の複数のものを選択するようにプログラムされた第2の刺激回路と、
を含み、
電極ノードが、前記選択された第1の複数の電極ノード及び前記第2の複数の電極ノードの両方に共通する場合に、前記第1及び第2の電流パルスは、それらが重なる時に該共通の電極ノードで足し合わされる、
ことを特徴とするデバイス。 - 前記第1の刺激回路は、第1の集積回路を含み、
前記第2の刺激回路は、第2の集積回路を含む、
ことを特徴とする請求項14に記載のデバイス。 - 前記第1及び第2の集積回路は、単一パッケージに収容されることを特徴とする請求項15に記載のデバイス。
- 前記第1の刺激回路は、前記第2の電流パルスのタイミング情報を用いてプログラムされ、
前記第2の刺激回路は、前記第1の電流パルスのタイミング情報を用いてプログラムされる、
ことを特徴とする請求項14に記載のデバイス。 - 前記第1の刺激回路は、前記第1の電流パルスの供給後に電荷を回復するための第1の回復回路を更に含み、
前記第2の刺激回路は、前記第2の電流パルスの供給後に電荷を回復するための第2の回復回路を更に含む、
ことを特徴とする請求項14に記載のデバイス。 - 前記第1の回復回路は、前記第2の電流パルス中に非アクティブ化されるように構成され、
前記第2の回復回路は、前記第1の電流パルス中に非アクティブ化されるように構成される、
ことを特徴とする請求項18に記載のデバイス。 - 前記電極ノードは、各刺激回路によって供給される電流を患者の組織に送出するための電極に結合されることを特徴とする請求項14に記載のデバイス。
- 前記電極出力は、減結合コンデンサを通して前記電極に結合されることを特徴とする請求項20に記載のデバイス。
- 前記電極ノードと前記第1及び第2の刺激回路とを収容するためのケースと、
患者の組織を刺激するための電極を含む少なくとも1つのアレイと、
を更に含み、
1つの電極ノードが、前記ケースに結合され、
前記複数の電極ノードの他のものが、前記少なくとも1つの電極アレイの上の電極に結合される、
ことを特徴とする請求項14に記載のデバイス。 - 埋込み可能刺激器デバイスであって、
導電性ケースと、
第1の電極アレイと、
第2の電極アレイと、
前記導電性ケース内にあり、第1の周波数で第1の電流パルスを供給して前記第1の電極アレイと該ケースの間に第1の電流を流すように構成された第1の集積回路と、
前記導電性ケース内にあり、第2の周波数で第2の電流パルスを供給して前記第2の電極アレイと該ケースの間に第2の電流を流すように構成された第2の集積回路と、
を含み、
前記第1及び第2の電流パルスは、時間的に共に重なり得る、
ことを特徴とするデバイス。 - 前記第1及び第2の電流は、前記第1及び第2のパルスが時間的に重なる時に前記導電性ケースにおいて足し合わされることを特徴とする請求項23に記載のデバイス。
- 前記第1及び第2の集積回路は、単一パッケージに収容されることを特徴とする請求項23に記載のデバイス。
- 前記第1及び第2の集積回路は、前記単一パッケージ内に垂直に積み重ねられることを特徴とする請求項25に記載のデバイス。
- マイクロコントローラを更に含み、
前記マイクロコントローラ、前記第1の集積回路、及び前記第2の集積回路は、バスプロトコルに従ってバスによって通信する、
ことを特徴とする請求項23に記載のデバイス。 - 前記第1の集積回路は、それがいつ前記第1の電流パルスを供給するように構成されるかに関する第1のタイミング情報を用いてプログラムされ、
前記第2の集積回路は、それがいつ前記第2の電流パルスを供給するように構成されるかに関する第2のタイミング情報を用いてプログラムされる、
ことを特徴とする請求項23に記載のデバイス。 - 前記第1の集積回路は、前記第2のタイミング情報を用いて更にプログラムされ、
前記第2の集積回路は、前記第1のタイミング情報を用いて更にプログラムされる、
ことを特徴とする請求項28に記載のデバイス。 - 前記第1及び第2のタイミング情報は、電流パルス周波数及びパルス幅を含むことを特徴とする請求項29に記載のデバイス。
- 前記複数の集積回路は、同一であることを特徴とする請求項23に記載のデバイス。
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US13/741,116 | 2013-01-14 | ||
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EP (3) | EP4218918A1 (ja) |
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US20160184591A1 (en) | 2016-06-30 |
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