JP2018534957A - 解剖学的シェル編集用のシステムおよび方法 - Google Patents
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Abstract
Description
態様例5において、前記第1の編集深さにおいて感知された電圧の少なくとも1つの徴は、血液プールに対応する電圧の大きさを表わす態様例3または4に記載の方法。
態様例11において、前記測定量は、心臓帯域外インピーダンス測定量、単極の電極活性電圧測定量、マッピング・プローブの接触力測定量、および、位置ベースの心臓運動測定量のうちの少なくとも1つを備える態様例7乃至10のいずれか1つに記載の方法。
態様例18において、第2の編集深さにおいて感知された電圧の少なくとも1つの徴は、心臓組織に対応する電圧の大きさを表わす態様例16の方法。
態様例20において、第2の目標深さは、第1の目標深さよりも小さい態様例19の方法。
態様例26において、前記テスト隣地は、2ミリメートルの半径を有する球体である態様例23の方法。
態様例31において、プログラムコードを含有する非一時的コンピュータ可読記憶媒体を備えるコンピュータ・プログラム製品であって、コンピュータ・プログラム・コードは、処理装置によって実行されるときに、それぞれが少なくとも1つのおのおのの感知された電気信号を含む複数の信号に対応する複数の第1のメッシュ・ポイントに交差する第1の表面を備える第1の解剖学的シェルを生成する工程と、前記第1の表面が交差しておらず、かつ、第1のメッシュ・ポイントの位置のテスト隣地内に位置するテスト・ポイントを選択する工程と、前記第1のメッシュ・ポイントに対応する測定量の第1の値を判定し、前記テスト・ポイントに対応する測定量の第2の値を判定し、前記第1の値および前記第2の値に基づいて前記測定量の勾配構造を演算し、前記勾配構造が条件を満たすか否かを判定し、複数の第2のメッシュ・ポイントと交差する第2の表面を備える第2の解剖学的シェルであって、前記勾配構造が条件を満たす場合には、前記複数の第2のメッシュ・ポイントがテスト・ポイントを含む第2の解剖学的シェルを、前記勾配構造が条件を満たさない場合には、前記複数の第2のメッシュ・ポイントがテスト・ポイントを含まない第2の解剖学的シェルを生成する、テスト・ポイントについてのテストを実施する工程と、処理装置に実行させるコンピュータ・プログラム製品。
Claims (15)
- 電圧ガイド式の解剖学的シェル編集用に処理装置に実装された方法であって、この処理装置ベースの方法は、
表示装置に、マッピング・プローブによって感知され、それぞれがおのおのの感知された電圧を含む複数の信号に基づく心臓の構造の解剖学的シェルを出力する工程と、
ユーザ入力装置から編集用の第1の目標深さを特定するユーザ入力を受信する工程と、
ユーザ入力装置から前記解剖学的シェルの第1の領域の選択を受信する工程と、
表面の選択された第1の領域を備える、前記解剖学的シェルの第1の部分であって、前記第1の目標深さに基づく少なくとも1つの有限の深さを備える第1の編集深さへ内方に延びる前記第1の部分を除去し、かつ、
前記第1の編集深さに設けられた第1の新規表面領域であって、当該第1の編集深さにおいて感知された電圧の少なくとも1つの特徴を含むとともに選択された前記第1の領域に対応する前記第1の新規表面領域を、第1の修正された解剖学的シェルに生成することによって、
当該第1の修正された解剖学的シェルを生成する工程と、
前記表示装置に前記第1の修正された解剖学的シェルを出力する工程と、を備える方法。 - 前記ユーザ入力装置から前記第1の修正された解剖学的シェルの生成を元に戻すための命令を受信する工程と、
解剖学的シェルを再生成する工程と、
再生成された解剖学的シェルを前記表示装置に出力する工程と、をさらに備える請求項1に記載の方法。 - 前記ユーザ入力装置から編集用の第2の目標深さを特定するユーザ入力を受信する工程と、
前記ユーザ入力装置から前記第1の領域の少なくとも一部分を含む、解剖学的シェルの第2の領域の選択を受信する工程と、
表面の選択された第2の領域を備える、前記解剖学的シェルの第2の部分であって、前記第2の目標深さに基づく少なくとも1つの有限深さを備える第2の編集深さへ内方に延びる前記第2の部分を除去し、かつ、
前記第2の編集深さに設けられた第2の新規表面領域であって、当該第2の編集深さにおいて感知された電圧の少なくとも1つの特徴を含むとともに選択された前記第2の領域に対応する、前記第2の新規表面領域を、第2の修正された解剖学的シェルに生成することによって、
当該第2の修正された解剖学的シェルを生成する工程と、
前記表示装置に前記第2の修正された解剖学的シェルを出力する工程と、をさらに備える請求項1または2に記載の方法。 - 前記第2の目標深さは、1ミリメートル以上5ミリメートル以下である請求項3に記載の方法。
- 前記第1の編集深さにおいて感知された電圧の少なくとも1つの特徴は、血液プールに対応する電圧の大きさを表わす請求項3または4に記載の方法。
- 前記第2の編集深さにおいて感知された電圧の少なくとも1つの特徴は、心臓組織に対応する電圧の大きさを表わす、請求項3乃至5のいずれか一項に記載の方法。
- 解剖学的シェル編集用の処理装置ベースの方法であって、
少なくとも1つのおのおのの感知された電気信号をそれぞれが含む複数の信号に対応する複数の第1のメッシュ・ポイントと交差する第1の表面を備える第1の解剖学的シェルを生成する工程と、
前記第1の表面が交差しておらず、かつ、第1のメッシュ・ポイントの位置のテスト隣地内に位置するテスト・ポイントを選択する工程と、
第1のメッシュ・ポイントに対応する測定量の第1の値を判定し、
前記テスト・ポイントに対応する前記測定量の第2の値を判定し、
前記第1の値と前記第2の値とに基づいて前記測定量の勾配構造を演算し、
前記勾配構造が条件を満たしているか否かを判定し、
複数の第2のメッシュ・ポイントと交差する第2の表面を備える第2の解剖学的シェルであって、
前記勾配構造が条件を満たしている場合には、前記第2のメッシュ・ポイントが前記テスト・ポイントを含んでいる前記第2の解剖学的シェルを、
前記勾配構造が条件を満たしていない場合には、前記第2のメッシュ・ポイントが前記テスト・ポイントを含んでいない前記第2の解剖学的シェルを生成すること、
を備え、前記テスト・ポイントについてのテストを実施する工程と、を備える方法。 - 前記勾配構造が条件を満たさない場合、
前記第1のメッシュ・ポイントの位置のテスト隣地内に位置する追加的なテスト・ポイントを選択する工程と、
前記追加的なテスト・ポイントに関連する前記テストを実施する工程と、をさらに備える請求項7に記載の方法。 - 前記テスト・ポイントの位置は、前記第1のメッシュ・ポイントにおける前記第1の表面に対する法線方向の反対側に配置される請求項7または8に記載の方法。
- 前記テスト隣地は、2ミリメートルの半径を有する球体を備える請求項7乃至9のいずれか一項に記載の方法。
- 前記測定量は、心臓帯域外インピーダンス測定量、単極の電極活性電圧測定量、マッピング・プローブの接触力測定量、および、位置ベースの心臓運動測定量のうちの少なくとも1つを備える請求項7乃至10のいずれか一項に記載の方法。
- 前記テストを実施する工程は、当該テスト・ポイントに対応する感知された電圧値を判定する工程と、
前記感知された電圧値が電圧閾値を超えるか否かを判定する工程と、をさらに備える請求項7乃至11のいずれか一項に記載の方法。 - 前記勾配構造が条件を満たす場合であって、感知された電圧値が前記電圧閾値を超えているときには、前記複数の第2のメッシュ・ポイントは、前記テスト・ポイントを含む一方、前記勾配構造が条件を満たさない場合、または、感知された電圧値が前記電圧閾値を超えていない場合には、前記複数の第2のメッシュ・ポイントは、前記テスト・ポイントを含まない請求項12に記載の方法。
- 前記勾配構造が条件を満たすか否かを判定する工程は、当該勾配構造の絶対値が勾配閾値を超えているか否かを判定する工程を備える請求項7乃至13のいずれか一項に記載の方法。
- 心臓の構造に関連する複数の信号を感知するマッピング・プローブと、
それぞれが少なくとも1つのおのおのの感知された電気信号を含む複数の信号に対応する複数の第1のメッシュ・ポイントに交差する第1の表面を備える第1の解剖学的シェルを生成し、
前記第1の表面が交差しておらず、かつ、第1のメッシュ・ポイントの位置のテスト隣地内に位置するテスト・ポイントを選択し、
前記第1のメッシュ・ポイントに対応する測定量の第1の値を判定し、
前記テスト・ポイントに対応する測定量の第2の値を判定し、
前記第1の値および前記第2の値に基づいて前記測定量の勾配構造を演算し、
前記勾配構造が条件を満たすか否かを判定し、
複数の第2のメッシュ・ポイントと交差する第2の表面を備える第2の解剖学的シェルであって、
前記勾配構造が条件を満たす場合には、前記複数の第2のメッシュ・ポイントが前記テスト・ポイントを含む第2の解剖学的シェルを、
前記勾配構造が条件を満たさない場合には、前記複数の第2のメッシュ・ポイントが前記テスト・ポイントを含まない第2の解剖学的シェルを生成する処理装置と、
前記第2の解剖学的シェルを表示する表示装置と、を備えるシステム。
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