JP2022502106A - 脈管内デバイス移動速度ガイダンス、並びに、関係するデバイス、システム、及び方法 - Google Patents
脈管内デバイス移動速度ガイダンス、並びに、関係するデバイス、システム、及び方法 Download PDFInfo
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Abstract
Description
Claims (20)
- 体管腔内において長手方向に動かされるように構成された脈管内器具と通信し、前記脈管内器具が前記体管腔内において長手方向に動かされる間に、前記脈管内器具の放射線画像を取得する放射線イメージング源と更に通信する医療処理ユニットを備える、医療システムであって、
前記医療処理ユニットは、前記放射線イメージング源により取得された前記放射線画像を受信し、前記脈管内器具が前記体管腔内において長手方向に動かされる間に、前記放射線画像内の前記脈管内器具を追跡し、前記追跡に基づいて移動速度を計算し、計算された前記移動速度を既定の目標移動速度と比較し、前記比較に基づいて速度調節提案を生成し、ユーザによる確認のためにディスプレイに前記速度調節提案を出力する、
医療システム。 - 既定の前記目標移動速度は1秒当たり1ミリメートル以上3ミリメートル以下である、請求項1に記載の医療システム。
- 前記移動速度を計算することは、心拍の運動を補償することを有する、請求項1に記載の医療システム。
- 前記脈管内器具は、脈管内超音波カテーテルを備える、請求項1に記載の医療システム。
- 前記脈管内器具は、圧力検出ガイドワイヤを備える、請求項1に記載の医療システム。
- 前記脈管内器具は、放射線不透過性マーカを備え、前記放射線画像内の前記脈管内器具を追跡することは、前記放射線画像内の前記放射線不透過性マーカを追跡することを有する、請求項1に記載の医療システム。
- 前記速度調節提案は、計算された前記移動速度が前記目標移動速度未満である場合、前記脈管内器具が前記体管腔内において動かされる速度を上げることの提案を含む、請求項1に記載の医療システム。
- 前記速度調節提案は、計算された前記移動速度が前記目標移動速度より高い場合、前記脈管内器具が前記体管腔内において動かされる速度を下げることの提案を含む、請求項1に記載の医療システム。
- 前記速度調節提案は、計算された前記移動速度が前記目標移動速度に一致している場合、前記脈管内器具が前記体管腔内において動かされる速度を維持することの提案を含む、請求項1に記載の医療システム。
- 前記移動速度を計算することは、Z面内における前記体管腔を通る前記脈管内器具の動きを考慮することを有する、請求項1に記載の医療システム。
- Z面内における体管腔を通る脈管内器具の動きを考慮することは、バイプレイン脈管造影中に取得された放射線画像の分析に基づく、請求項10に記載の医療システム。
- 前記Z面内における前記体管腔を通る前記脈管内器具の動きを考慮することは、前記体管腔の構造物に関連した解剖学的データの分析に基づく、請求項10に記載の医療システム。
- 体管腔内における脈管内器具の放射線画像を、放射線イメージング源と通信する医療処理ユニットにより受信するステップであって、前記放射線画像が、前記放射線イメージング源により取得された、受信するステップと、
前記脈管内器具が前記体管腔内において長手方向に動かされる間に、前記放射線画像内の前記脈管内器具を前記医療処理ユニットにより追跡するステップと、
前記追跡に基づいて移動速度を前記医療処理ユニットにより計算するステップと、
計算された前記移動速度と既定の目標移動速度とを前記医療処理ユニットにより比較するステップと、
前記比較に基づいて速度調節提案を前記医療処理ユニットにより生成するステップと、
ユーザによる確認のためにディスプレイに前記速度調節提案を前記医療処理ユニットにより出力するステップと
を有する、方法。 - 既定の前記目標移動速度は、1秒当たり1ミリメートル以上3ミリメートル以下の目標範囲を含む、請求項13に記載の方法。
- 前記速度調節提案は、前記脈管内器具が前記体管腔内において動かされる速度を上げる、下げる、又は維持するようにユーザに指示するように構成されたグラフィック画像を含む、請求項13に記載の方法。
- 前記速度調節提案は、前記脈管内器具が前記体管腔内において動かされる速度を上げる、下げる、又は維持することのテキストによる指示を含む、請求項13に記載の方法。
- 前記速度調節提案は、引き戻し動作を繰り返すことの提案を含む、請求項13に記載の方法。
- 前記脈管内器具は、脈管内超音波カテーテルを備える、請求項13に記載の方法。
- 前記脈管内器具は、圧力検出ガイドワイヤを備える、請求項13に記載の方法。
- 前記移動速度を計算することは、心拍の運動を補償することを有する、請求項13に記載の方法。
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