Heart Valve Prostheses and Annuloplasty Rings Many heart valve prostheses and annuloplasty rings have been evaluated for MR safety, especially with regard to the presence of magnetic field interactions associated with exposure to MR systems operating at field strengths of as high as 3-Tesla.2.35-Tesla.
http://howstuffworks.com/mri.htm The magnetic field used in MRI could suck a metal watch right off your wrist and into the machine. Learn what MRI is, what it's used for and just how powerful those magnets are.
SAR - Specific Absorption Rate Test Systems - R. A. Mayes Company The TDK RF Solutions Specific absorption rate (SAR) Measurement System is designed to measure electromagnetic fields and calculated SAR over a customer-specified frequency range. All tests are conducted in a shielded test room. [Keywords: ... dosimetric evaluation, human exposure to electromagnetic fields, human exposure test system ...]
MR:comp - Safety and Compatibility Testing Services for Magnetic Resonance- Imaging and Therapy MR:comp GmbH is a testing laboratory that has spezialised in testing implants, instruments, devices and accessories with regard to MR safety and compatibility. We are using standardized test methods according to ASTM, for the measurement of magnetically induced displacement force and torque, RF-heating, image artifacts. We have MRI scanners available from 0.2 to 7.0 Tesla.
EMF Overview - FMS General information about EMF( electromagnetic fields), including physics, sources of magnetic field interference, MFI, equipment interference in hospitals, assessment and mitigation strategies. [Keywords: ... MFI, magnetic field interference, ...]
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