Cardiac activity detection with the noise variance of a receive coil
Robin Navest 1 , Cornelis van den Berg 1 , Alexander Raaijmakers 1 , Peter Luijten 1 , Jan Lagendijk 1 , and Anna Andreychenko 1
Imaging Division, UMC Utrecht, Utrecht,
The standard sensor in MRI to detect cardiac activity is
ECG, but this becomes unstable at higher magnetic field
strength. Therefore it is investigated whether thermal
noise variance is sensitive to cardiac activity.
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