JP2015109972A - 非侵襲性診断システム及び方法 - Google Patents
非侵襲性診断システム及び方法 Download PDFInfo
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- JP2015109972A JP2015109972A JP2014256357A JP2014256357A JP2015109972A JP 2015109972 A JP2015109972 A JP 2015109972A JP 2014256357 A JP2014256357 A JP 2014256357A JP 2014256357 A JP2014256357 A JP 2014256357A JP 2015109972 A JP2015109972 A JP 2015109972A
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Abstract
Description
本出願は、2009年2月2日に出願した「NONINVASIVE DIAGNOSTIC SYSTEM」と題された米国特許出願第12/364,267号の優先権を主張するものであり、その開示の全体が参照により本明細書に組み込まれている。
(1) v(n+1)=v(n)+a(n)dt
(2) s(n+1)=s(n)+v(n)dt-0.5a(n)dt2
が4つの加速度計の位置を使用して計算され、
式中、s(n+1)は現在状態の位置であり、s(n)は前の状態からの位置であり、v(n+1)は現在状態の瞬間速度であり、v(n)は前の状態からの速度であり、a(n)は加速度計からの加速度であり、dtはサンプリング時間間隔である。前の式は、三次元ユークリッド空間内の1つの点の動的運動および測位を記述したものである。三次元物体の配向および運動を記述するためには、さらに情報が必要である。
102 振動関節造影モジュール(VM)
104 運動様式モジュール
104 接触力モジュール(CFM)
106 運動様式モジュール(KM)
108 コンピュータ
110 ニューラルネットワーク
112 画像表示ディスプレイ
102 振動関節造影モジュール(VM)
120 加速度計
120A 加速度計
120B 第2の加速度計
120C 第3の加速度計
122 信号調整回路
124 無線送信機
130 圧力センサー
132 中敷き
134 靴
140 超音波発生および測位サブモジュール
142 超音波位置合わせサブモジュール
144 超音波動的移動サブモジュール
150 Aモード超音波トランスデューサ
152 超音波ワンド
158 Aモード超音波トランスデューサ
158A,158B トランスデューサグループ
170 測位デバイス
170 送信機
171 無線送信機
172 UWB受信機
190 膝装具
200 測位デバイス
202 UWB受信機
210 超広帯域(UWB)送信機
Claims (20)
- 筋骨格損傷のコンピュータ制御された診断の方法であって、
コンピュータが、患者の筋骨格系の所定部分の三次元仮想モデルを生成する段階と、
前記部分が関節運動を行う際に、前記コンピュータが、前記筋骨格系の前記部分に近接配置されたセンサーから特徴データを取得する段階と、
コンピュータ制御されたニューラルネットワーク側で自律的かつ自動的に、取得した前記特徴データを特徴データのデータベースと比較する段階と、
前記コンピュータ制御されたニューラルネットワークによる自律的かつ自動的な前記比較結果に基づく診断結果を、前記コンピュータから自動的に返す段階と
を有し、
前記特徴データのデータベースは、前記筋骨格損傷を表すデータセットを含むことを特徴とする方法。 - 前記筋骨格系の前記部分の近くに前記センサーを配置する段階と、
前記センサーを動作させて、前記特徴データを取得する段階と、
取得した前記特徴データを前記コンピュータ制御されたニューラルネットワークに転送する段階と
をさらに有することを特徴とする請求項1に記載の方法。 - 前記センサーが超音波トランスデューサであり、
前記特徴データが骨の表面を表す超音波信号を含み、
前記コンピュータを用いて、前記筋骨格系の前記部分に対する超音波トランスデューサの位置を追跡する段階をさらに有することを特徴とする請求項2に記載の方法。 - 三次元仮想モデルを生成する前記段階が、
前記筋骨格系の前記部分内の骨の表面を表す構造データを取得する段階と、
前記構造データに従って、汎用骨モデルのモーフィングを行う段階と
含むことを特徴とする請求項1に記載の方法。 - 前記構造データが、超音波信号、コンピュータ断層撮影データ、蛍光透視データ、またはそれらの組合せを含むことを特徴とする請求項4に記載の方法。
- 前記特徴データが、振動データ、運動力学データ、接触力データ、またはそれらの組合せを含むことを特徴とする請求項1に記載の方法。
- 前記特徴データが、前記振動データおよび前記運動力学データを含み、
前記振動データが、前記運動力学データと時間同期化されていることを特徴とする請求項6に記載の方法。 - 取得した前記特徴データを比較する前記段階が、複数のデータセットを用いて、前記コンピュータ制御されたニューラルネットワークの学習を行う段階を含み、
前記複数のデータセットのうちの少なくとも1つは、前記筋骨格損傷を表す前記データセットであることを特徴とする請求項1に記載の方法。 - 前記特徴データが、剪断測定値、少なくとも1つのオイラー角、並進運動成分、力データ、またはそれらの組合せを含むことを特徴とする請求項1に記載の方法。
- 返される前記診断結果、前記三次元仮想モデル、取得した前記特徴データ、またはそれらの組合せをユーザインタフェースに表示する段階をさらに有することを特徴とする請求項1に記載の方法。
- 筋骨格損傷を診断するためのコンピュータの作動方法であって、
前記コンピュータに設けられた三次元モデル再構築モジュールが、患者の筋骨格系の所定部分の三次元モデルを生成する段階と、
前記コンピュータに設けられた運動力学追跡モジュール及び振動関節造影モジュールが、前記筋骨格系の前記部分に近接配置されたセンサーを用いて、前記部分が関節運動を行う際の特徴データを取得する段階と、
前記コンピュータに設けられたインテリジェント診断モジュールが、ニューラルネットワークを用いて、取得した前記特徴データを特徴データのデータベースと比較する段階と、
前記インテリジェント診断モジュールが、比較結果に基づく診断結果を返す段階と
を有し、
前記特徴データのデータベースは、前記筋骨格損傷を表すデータセットを含むことを特徴とするコンピュータの作動方法。 - 前記筋骨格系の前記部分の近くに前記センサーを配置する段階と、
前記センサーを動作させて、前記特徴データを取得する段階と、
取得した前記特徴データを前記コンピュータ制御されたニューラルネットワークに転送する段階と
をさらに有することを特徴とする請求項11に記載の方法。 - 前記センサーが超音波トランスデューサであり、
前記特徴データが骨の表面を表す超音波信号を含み、
前記コンピュータを用いて、前記筋骨格系の前記部分に対する超音波トランスデューサの位置を追跡する段階をさらに有することを特徴とする請求項12に記載の方法。 - 三次元仮想モデルを生成する前記段階が、
前記筋骨格系の前記部分内の骨の表面を表す構造データを取得する段階と、
前記構造データに従って、汎用骨モデルのモーフィングを行う段階と
含むことを特徴とする請求項11に記載の方法。 - 前記構造データが、超音波信号、コンピュータ断層撮影データ、蛍光透視データ、またはそれらの組合せを含むことを特徴とする請求項14に記載の方法。
- 前記特徴データが、振動データ、運動力学データ、接触力データ、またはそれらの組合せを含むことを特徴とする請求項11に記載の方法。
- 前記特徴データが、前記振動データおよび前記運動力学データを含み、
前記振動データが、前記運動力学データと時間同期化されていることを特徴とする請求項16に記載の方法。 - 取得した前記特徴データを比較する前記段階が、複数のデータセットを用いて、前記コンピュータ制御されたニューラルネットワークの学習を行う段階を含み、
前記複数のデータセットのうちの少なくとも1つは、前記筋骨格損傷を表す前記データセットであることを特徴とする請求項11に記載の方法。 - 前記特徴データが、剪断測定値、少なくとも1つのオイラー角、並進運動成分、力データ、またはそれらの組合せを含むことを特徴とする請求項11に記載の方法。
- 返される前記診断結果、前記三次元仮想モデル、取得した前記特徴データ、またはそれらの組合せをユーザインタフェースに表示する段階をさらに有することを特徴とする請求項11に記載の方法。
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KR102251925B1 (ko) * | 2019-07-18 | 2021-05-13 | 경상국립대학교 산학협력단 | 근골격계 이상예측장치 및 어플리케이션 |
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CA2751422C (en) | 2017-10-17 |
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US20130253379A1 (en) | 2013-09-26 |
CA3170396A1 (en) | 2010-08-05 |
JP6005715B2 (ja) | 2016-10-12 |
CA3170396C (en) | 2023-04-18 |
US11004561B2 (en) | 2021-05-11 |
JP6404286B2 (ja) | 2018-10-10 |
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WO2010088696A1 (en) | 2010-08-05 |
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CA2977574A1 (en) | 2010-08-05 |
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JP2016202974A (ja) | 2016-12-08 |
EP2391971A1 (en) | 2011-12-07 |
US9642572B2 (en) | 2017-05-09 |
JP5723788B2 (ja) | 2015-05-27 |
US20210193313A1 (en) | 2021-06-24 |
US20100198067A1 (en) | 2010-08-05 |
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