Motion correction in MRI of the brain
F Godenschweger, U Kägebein, D Stucht… - Physics in medicine …, 2016 - iopscience.iop.org
Subject motion in MRI is a relevant problem in the daily clinical routine as well as in scientific
studies. Since the beginning of clinical use of MRI, many research groups have developed …
studies. Since the beginning of clinical use of MRI, many research groups have developed …
[HTML][HTML] Deep learning-based rigid motion correction for magnetic resonance imaging: a survey
Physiological and physical motions of the subjects, eg, patients, are the primary sources of
image artifacts in magnetic resonance imaging (MRI), causing geometric distortion, blurring …
image artifacts in magnetic resonance imaging (MRI), causing geometric distortion, blurring …
An MRI-powered and controlled actuator technology for tetherless robotic interventions
This paper presents a novel actuation technology for robotically assisted MRI-guided
interventional procedures. In the proposed approach, the MRI scanner is used to deliver …
interventional procedures. In the proposed approach, the MRI scanner is used to deliver …
An MR-conditional high-torque pneumatic stepper motor for MRI-guided and robot-assisted intervention
Magnetic resonance imaging allows for visualizing detailed pathological and morphological
changes of soft tissue. MR-conditional actuations have been widely investigated for …
changes of soft tissue. MR-conditional actuations have been widely investigated for …
Prospective motion correction using inductively coupled wireless RF coils
Purpose A novel prospective motion correction technique for brain MRI is presented that
uses miniature wireless radio‐frequency coils, or “wireless markers,” for position tracking …
uses miniature wireless radio‐frequency coils, or “wireless markers,” for position tracking …
Prospective motion correction with NMR markers using only native sequence elements
A Aranovitch, M Haeberlin, S Gross… - Magnetic resonance …, 2018 - Wiley Online Library
Purpose To develop a method of tracking active NMR markers that requires no alterations of
common imaging sequences and can be used for prospective motion correction (PMC) in …
common imaging sequences and can be used for prospective motion correction (PMC) in …
Statistical estimation of physiological brain age as a descriptor of senescence rate during adulthood
Mapping aging-related brain structure and connectivity changes can be helpful for
assessing physiological brain age (PBA), which is distinct from chronological age (CA) …
assessing physiological brain age (PBA), which is distinct from chronological age (CA) …
Servo navigators: linear regression and feedback control for rigid‐body motion correction
T Ulrich, M Riedel… - Magnetic Resonance in …, 2024 - Wiley Online Library
Purpose Navigator‐based correction of rigid‐body motion reconciling high precision with
minimal acquisition, minimal calibration and simple, fast processing. Methods A short orbital …
minimal acquisition, minimal calibration and simple, fast processing. Methods A short orbital …
Design and fabrication of MR-tracked metallic stylet for gynecologic brachytherapy
Active magnetic resonance (MR) tracking for gynecologic brachytherapy was made possible
by attaching the microradiofrequency coils to the brachytherapy applicator. The rectangular …
by attaching the microradiofrequency coils to the brachytherapy applicator. The rectangular …
Feasibility of tracking involuntary head movement for MRI using a coil as a magnetic dipole in a time-varying gradient
EH Bhuiyan, MEH Chowdhury, PM Glover - Magnetic Resonance Imaging, 2023 - Elsevier
Accurate tracking involuntary head movements is fairly a challenging problem in MR
imaging of the brain. Though there are few techniques available to monitor the head …
imaging of the brain. Though there are few techniques available to monitor the head …