Prospective Real-Time Slice-by-Slice Motion Correction for fMRI in Freely Moving Subjects

Oliver Speck1, Jürgen Hennig1, Maxim Zaitsev2
1Medical Physics, Department of Diagnostic Radiology, University Hospital Freiburg, Freiburg, Germany
2University Hospital Freiburg

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Bullmore ET, Brammer MJ, Rabe-Hesketh S, Curtis VA, Morris RG, Williams SC, Sharma T, McGuire PK (1999) Methods for diagnosis and treatment of stimulus-correlated motion in generic brain activation studies using fMRI. Hum Brain Mapp 7(1):38–48

Hajnal JV, Myers R, Oatridge A, Schwieso JE, Young IR, Bydder GM (1994) Artifacts due to stimulus correlated motion in functional imaging of the brain. Magn Reson Med 31(3):283–291

Friston KJ, Ashburner J, Poline JB, Frith CD, Frackowiak RSJ (1995) Spatial realignment and normalization of images. Hum Brain Mapp 2:165–189

Thesen S, Heid O, Mueller E, (2000) Prospective acquisition correction for head motion with image-based tracking for real-time fMRI. Magn Reson Med 44(3):457–465

Friston KJ, Williams S, Howard R, Frackowiak RS, Turner R (1996) Movement-related effects in fMRI time-series. Magn Reson Med 35(3):346–355

Jezzard P, Clare S (1999) Sources of distortion in functional MRI data. Hum Brain Mapp 8(2–3):80–85

Andersson JL, Hutton C, Ashburner J, Turner R, Friston K (2001) Modeling geometric deformations in EPI time series. Neuroimage 13(5):903–919

Fu ZW, Wang Y, Grimm RC, Rossman PJ, Felmlee JP, Riederer SJ, Ehman RL (1995) Orbital navigator echoes for motion measurements in magnetic resonance imaging. Magn Reson Med 34(5):746–753

Tremblay M, Tam F, Graham SJ (2005) Retrospective coregistration of functional magnetic resonance imaging data using external monitoring. Magn Reson Med 53(1):141–149

Buhler P (2004) An accurate method for correction of head movement in PET. IEEE Trans Med Imaging 23(8):1176–1185

Beach R (2004) Feasibility of stero-infrared tracking to monitor patient motion during cardiac SPECT imaging. IEEE Trans Nucl Sci 51(5):2693–2698

Zaitsev M, Dold C, Sakas G, Hennig J, Speck O (2006) Imaging of freely moving objects: prospective real-time motion correction using an external optical motion tracking system. Neuroimage (in press)

Hillenbrand D, Lo K, Punchard W, Reese T, Starewicz P (2005) High-order MR shimming: a simulation study of the effectiveness of competing methods, using an established susceptibility model of the human head. Appl Magn Reson 29:39–64

Zaitsev M, Hennig J, Speck O (2004) Point spread function mapping with parallel imaging techniques and high acceleration factors: fast, robust, and flexible method for echo-planar imaging distortion correction. Magn Reson Med 52(5):1156–1166

Armstrong B (2002) RGR-3D: simple, cheap detection of 6-DOF Pose for tele-operation, and robot programming and calibration. IEEE Int Conf Robo Autom, Washington

Pruessmann KP, Barmet C, , De Zanche N (2005) Improving image reconstruction by magnetic field monitoring. ESMRMB; Basle. p 193