Philips—SENSE Body Coil 1.5T Used with ACS NT, Achieva 1.5T, and Intera 1.5T Magnetic Resonance Systems: Incorrect Placement of Coils May Lead to Unintended Resonances

July 1, 2015 | Strategic Insights for Health System


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In a June 2015 Urgent Medical Device Correction letter submitted by an ECRI Institute member hospital, Philips states that the body coils below work in conjunction with the Quadrature Body Coil (QBC). The QBC acts as the radio frequency (RF) transmitter and the body coils below act as the receiver. The instructions for use (IFU) state how and how not to position the above body coils and cables in relation to the patient and the above systems to avoid a hazardous situation. When these instructions are not followed during an examination, the positioning of the coil cables may create unintended resonances by the patient or elevated coil cable temperature because of RF coupling to the QBC. Philips states that the problem may occur when cables are placed in...

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