CARDIOVASCULAR MAGNETIC RESONANCE IMAGING USING REMOTE PHOTO PLETHYSMOGRAPHY

Disclosed herein is a medical system (100, 300) comprising a memory (110) storing machine executable instructions (120) and a computational system (104). Execution of the machine executable instructions causes the computational system to: receive (200) cardiovascular k-space data (122) acquired acco...

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Bibliographische Detailangaben
Hauptverfasser: BLOM, Krelis, SMINK, Jouke, WUELBERN, Jan Hendrik, SPRINGORUM, Rudolf Theodoor
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:Disclosed herein is a medical system (100, 300) comprising a memory (110) storing machine executable instructions (120) and a computational system (104). Execution of the machine executable instructions causes the computational system to: receive (200) cardiovascular k-space data (122) acquired according to a cardiovascular imaging magnetic resonance imaging protocol and descriptive of a cardiovascular region (326) of a subject (318), wherein the cardiovascular k-space data comprises multiple k-space data portions (126); receive (202) remote photo plethysmograph data (128), wherein the remote photo plethysmograph data is synchronized to an acquisition time of the multiple k-space data portions; determine (204) a recalculated cardiac phase (130) using the remote photo plethysmograph data; map (206) the multiple k-space data portions to a predetermined number of cardiac phases using the recalculated cardiac phase; and reconstruct (208) a cardiovascular image (134) for each of the predetermined number of cardiac phases.