FDA Adverse Event Other Summary report: N

*

MDR report key: 1286924 · Received January 5, 2009

Report

Report Number
3003768277-2009-00001
Event Type
Other
Date Received
January 5, 2009
Manufacturer
PHILIPS MEDICAL SYSTEMS NEDERLAND B.V.
Product Code
LNH
PMA / PMN Number
k001796
Report Source
Manufacturer report

Narratives

Additional Manufacturer Narrative · 1

THE CONCLUSION IS THAT THESE BURNS WERE CAUSED BY SKIN-TO-SKIN CONTACT BETWEEN THE LEFT MIDDLE FINGER AND LEFT THIGH. SKIN-TO-SKIN BURNS ARE A WELL KNOWN CAUSE FOR RF BURNS DURING AN MRI SCAN. IF THE CONTACTING SURFACE AREA IS EXTREMELY SMALL AND THUS THE CURRENT DENSITY IS HIGH, THE PT'S TISSUE CAN BE HEATED UP ENOUGH TO CREATE AN RF BURN. THE BEST WAY TO PREVENT SKIN-TO-SKIN RF BURNS IS TO CREATE ENOUGH ISOLATION BETWEEN THE TWO SKIN SURFACES EITHER BY DISTANCE OR BY AN ISOLATING MATERIAL BETWEEN THE SKINS. ALSO HIGH SAR LEVELS WERE USED RESULTING IN WARNING MESSAGES FOR THE OPERATOR. THESE MESSAGES WERE ACCEPTED BY THE OPERATOR AND THE SCANS WITH HIGH SAR WERE CONTINUED ON THE PT. THE INSTRUCTIONS FOR USE ALREADY CONTAIN EXTENSIVE WARNINGS TO PREVENT PT HEATING. NOTE THE INDICATED IMPORTER HAS REC'D FDA EXEMPTION #, TO SUBMIT ONE FDA FORM 3500A TO SATISFY BOTH THE IMPORTER (803.42) AND MFR (803.52) FOR THE SAME EVENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 * * LNH PHILIPS MEDICAL SYSTEMS NEDERLAND B.V. * *

Patients

Seq Age Sex Outcome Treatment
1