The following were reviewed as part of this investigation: patient severity, applicable previous investigation(s), sample (if available), applicable fmea documents, labeling, and applicable manufacture records.Based on a review of this information, the following was concluded: during evaluation for a different reported issue (see related complaints), the system was found to have interference in the bottom of the image box.Interference increases when probe cable is flexed.The root cause was identified as an internal failure in the probe.The device was serviced, tested, and retuned to the customer.A lot history review (lhr) review is not possible, as the device is manufactured using a unique serial number and not by lot number.A history review of serial number dycnah542 showed no other similar product complaint(s) from this serial number.
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