Philips investigated this complaint and came to the following conclusion: a philips remote service engineer looked into the log files and found that the problem was located in the filter area.A likely cause of problem: mechanical range check failed; collimator filter hardware or mechanics defect.A philips field service engineer (fse) confirmed the issue, replaced the faulty collimator and tested the system.The system is now functioning correctly.Replacement rates for this particular collimator (nicol v3 cv fd).2015: 3%.2016: 2%.2017: 3%.The philips upper control limit for this cllimator is: 5%.Although the patient received 2.5 times the intended dose, the cumulative air kerma was 443.48 mgy.No harm other than the increased dose was reported.Based on trending analysis there is no exceptional replacement rate for this item, therefore we take no further action in this matter.Conclusion of the analysis: collimator filter hardware or mechanics defect.The fse replaced the faulty collimator and tested the system.The system is now functioning correctly.The date the manufacturer was informed has been changed in to 13-jul-2017.
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