The device was not returned to zoll medical corporation for evaluation.Instead, the electrode pads were returned.Evaluation of the electrodes after removing the gel on both pads did reveal evidence that the pads were discharged during use.However, a heavy presence of hair and scaly skin was found on the foam adhesive of the electrodes.Retained samples were tested and yielded no discrepancies.The clinical data was not available as part of this investigation.Based on the evaluation of the electrode pads, the evidence suggests that this incident was related to poor coupling to the patient which is likely related to patient preparation.Zoll medical corporation instructs users to treat the patient's skin by clipping any excessive body hair that may compromise skin coupling.Analysis of reports of this type has not identified an increase in trend.
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