It was reported that, during a npwt, sparks were generated from the cord of a renasys tch class 2 power sply when the ac adapter was connected.The procedure was completed, without delay, using a s+n back-up device.Patient was not harmed.
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H3, h6: the device was returned for evaluation.A visual inspection was performed, the strain relief was found to be damaged as described.A documentation review was performed.The image supplied clearly shows that the strain relief has been damaged.The manufacturing records and processes for the reported batch contain no contributory factors, records confirm that this batch was manufactured, meeting the required specifications.All inspection and testing requirement was met the prior to release.Historical review details previous cases of this nature, which are considered isolated in scope and there are no open nor closed escalation actions.Related to this event type.The risk management files adequately captures both of the reported concerns, with no updates required.The probable cause is deemed to be that excess stress has been applied against the strain relief, by a user.No manufacturing, packaging, labelling, design, concerns nor adverse trend have been observed, therefore no corrective actions are deemed necessary.
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