Updated d9, h6.H10: the device, intended for use in treatment, has been returned and evaluated with photographic evidence.This reported event has been assessed in detail.On cross examination with another device where internal combustion was evident; the battery tops had vented showing evidence of defective batteries, the circuit board was mostly intact with residue of battery vent/discharge and evidence of smoke which exited from within a contained environment, and reducing external damage with no single burn points.In regard to this reported event, the battery tops were intact, the circuit board had disintegrated showing evidence that the fire was not contained within the device.There is a single burn point to the outer casing, with evidence of extensive external burning, possibly due to the device burning for a longer period of time.No evidence of battery venting was found.Conclusion: a visual inspection reported extensive external and internal burn damage to multiple components, establishing a relationship between the reported event.All evidence suggests that the probable root cause is due to misuse of the device.The ifu provides safe use and handling and storage.Keep the device away from direct heat sources during charging.The associated risk files have been reviewed and require no updates.A review of the manufacturing records found that there was no evidence that the product didn¿t meet specifications at the time of manufacture.A complaint history review found a further instance of this event type.This investigation is now complete with no further action deemed necessary.Smith + nephew will continue to monitor for any adverse trends relating to this product range.
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