Complainant alleged that while the user was performing a 30 joule test, when pressing the shock buttons on the paddles, the user received an unintended delivery of energy.Complainant did not indicate that there was any adverse effect to the user due to the reported malfunction.
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The device, paddles, and multifunction cable were returned to zoll medical corporation.The customer's report was not replicated or confirmed.The device passed visual inspection, shock testing, and electrical safety testing without duplicating the report.Review of the device logs found no errors or any indication of a device malfunction.There are no recorded patient shocks during the reported event dates and all 30 joule self tests are within acceptable ranges.The device was recertified and returned to the customer.It is important to note that the r series operators guide warns users on hand placement during a self test: "when performing this check, use your thumbs to operate the shock buttons in order to avoid inadvertent shock.No portion of the hand should be near the paddle electrode plates." analysis of reports of this type has not identified an increase in trend.
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