The customer stated that the bvi 9600 was inaccurate in aortascan mode, and did not detect a known abdominal aortic aneurysm.No adverse effect to the pt was reported.According to the user's manual the pt must fast at least 12 hours prior to the procedure.The pt did not fast the specified 12 hours prior to the procedure, thus the customer indicated signs of bowel gas impacted the reading.The device was returned to verathon for eval.
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Device eval summary: the device eval did not confirm the report of inaccurate readings.No problem was found with accuracy.All aorta phantom scans were within 0.1 cm on a 3.7 phantom measurement, which is within published range.Ultrasound images all look correct.Additional system component: 0570-0212/b6002524.A letter dated on 05/29/2014, has been sent to all customers, informing them of enhancements to the warnings in the user's manual which provide additional guidance and awareness on the proper use of the aortascan.The operations and maintenance manual states that the aortascan is not a diagnostic device and is only intended as an initial screening tool.If clinically indicated, appropriate pts should be referred for a diagnostic standard (confirmatory) test, regardless of test results.Concomitant product: not applicable, no pt adverse event.
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