The user reported in a post market clinical follow up study that when using a diego elite during soft tissue drilling, a patient experienced mucosal injury within or equal to an hour post procedurally.The mucosal injury was managed with re-hospitalization.It was also reported that the device did not drill adequately due to technical issues, which was described as "nessuno" without other details.The physician proceeded without use of the device or any other device for drilling.The event occurred during a therapeutic procedure (adenoidectomy/tonsillectomy) and was completed without using this device.The patient fully recovered to baseline at time of hospital discharge.
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This report is being supplemented to provide additional information based on the legal manufacturer's final investigation.The device history record was unable to be reviewed for this device since the serial/lot number was not provided.However, olympus only releases products to market that meet all manufacturing specifications and final product release criteria.Based on the results of the investigation, since the device was not returned to olympus, a physical device evaluation was not performed.Therefore, the root cause of the reported event could not be determined.This supplemental report includes a correction to g2 to provide information that was inadvertently not included in the initial medwatch.Olympus will continue to monitor field performance for this device.
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