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The electrosurgical unit (esu) was returned to olympus for evaluation.The evaluation did not duplicate the user¿s report as the device passed the safety check inspection.Based on the visual inspection of the esu interior and exterior found no anomaly.The esu was checked for functionality using a test metron electrosurgical analyzer and a footswitch.The generator passed the display function check, power output, valid resistance range, and high frequency leakage current.
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This report is being supplemented to provide additional information based on the legal manufacturer¿s investigation.Since the product was not returned to legal manufacturer, this investigation is based solely on the information provided by the customer.The product was sold on: 23.07.2013.According to the event description, there was an output malfunction of the affected celonlab and the patient felt an electric shock.During the investigation of the s-bc, no malfunction could be identified.Consequently, the device is evaluated to be in standard.Furthermore, the s-bc found scratches on the housing of the device.These are signs of wear and tear during use.As long as the function of the device is not affected by this finding, such visual damage can be evaluated to be not critical.Therefore, oste will not investigate this finding in the following.The cause for the reported cannot be definitely determined.The affected device is evaluated to be in standard.Our investigator assumes that the reported electric shocks were possibly be caused due to improper handling by the customer.It is possible that the patient was not correctly positioned.The patient, as well as all users that may be in touch with the patient, may not be grounded.Since the device is evaluated to be in standard, it is very unlikely that an increased risk associated with the reported issue is posed.A manufacturing and quality control review was performed for the affected lot number without showing any non-conformities or deviations regarding the described issue.There is no capa associated with this product with respect to the described issue.There are no countermeasures necessary, because the device is evaluated to be in standard.Oste will monitor the occurrence rate in the context of our quality management system.If necessary.There are no containment actions necessary, because the device is evaluated to be in standard.
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