MUSAIK

Key Features

• 3-D analysis of array coil SNR and g-factor performance
• Complex noise correlation matrix calculation
• Explore channel compression by combining multiple array elements into a single channel
• Export complex composite datasets for dedicated postprocessing
• Analyze ratio images to assess regional SNR or g-factor gains
• Assess 3-D average or maximum SNR gain for localized ROI
• SNR/g-factor displays to help gauge image quality limitations
• Data converters for Bruker Biospin, GE Healthcare, Philips Healthcare, Siemens Healthcare and Toshiba Medical

Applications

• Troubleshoot defective Rx channels and coil isolation
• Troubleshoot simulation model accuracy or experimental outputs by comparing equivalent systems
• Compare different image reconstruction algorithms
• Verify performance of realized coil designs
• Study anatomy effects on g-factor

Key Features 

• Calculates k-space, signal & noise (SNR), time-average SAR distribution and resulting MRI images for user-defined reconstruction techniques based on B1+/- and E fields (RF coils), gradient fields, and Bo field distributions from Sim4Life
• Tissue geometry with electrical properties and MR properties (T1, T2, proton density, chemical shift,...etc.) including IT’IS ViP models
• MR pulse sequences (GRE, SE, EPI) and sequence parameters (pulse shape, duration, flip angles, TE, TR, etc.)

Applications 

• Optimization of pulse sequences to overcome or compensate for imperfections in the field distributions due to field/tissue interactions (e.g. implants or tumors) or design constrains
• Enables engineers, physicists or radiologists without an MRI scanner to simulate the scanner for TX, RX and imaging performance.

Key Features 

• Compression of simulation results: Reduces multi-channel parallel transmit coil array data into a compact set of VOPs
• Rapid SAR predictions with guaranteed conservativeness and tuneable, a priori known over-estimation for all possible shimming configurations
• Worst-case SAR identification
• Q-Matrix computation and mass-averaged Q-Matrices
• Export of Q-Matrix and VOP data to MATLAB for further analysis

Applications 

• Optimization and design of multi-channel parallel transmit coil arrays
• Safety assesment of high-field MRI coils

Key Features 

• Generate optimized gradient coil geometry
• Take into account uniform or realistic B0 distribution
• Optimize current density and field homogeneity, minimize power and inductance

Applications 

• Design arbitrary shaped gradient coils
• Calculate interaction (Eddy currents) in between gradient fields and other elements like gradient shielding, RF coil and shield, implanted devices inside the patient
• Gradient coil safety evaluation with and without implant (nerve stimulation, vibration …)

Key Features 

• Generate coil geometry
• Placement and calculation of lumped elements for tunning
• Create template simulation with proper settings, materials and grid

Applications 

• Birdcage coil design for Tx and Rx
• Easy design of generic volume Tx coil for implant compatibility