The complaint device was returned.Device evaluation identified that the unit had been heavily physically abused.The front case was cracked, there were missing parts, there was damage to the battery door, the watermark was compromised, and the case was melted.Due to the contact with fluid the battery terminals had become corroded.The case had melted due to the contact of fluid which caused the batteries in the device to short circuit and become hot.Additionally, the location of the physical damage of the device broke critical parts which intensified the short circuit issue.The battery terminal, battery door, and front case/housing were replaced.The circuit boards were inspected.The device set to factory reset and tested on a simulator.The case was checked for damage.The reported event was confirmed; however, the root cause is determined to be user handling.This type of event will continue to be monitored.Note: this mdr filing is part of a retrospective review.
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Reportedly, post repair, the plastic piece that separates the battery contacts becomes out of place, the contacts are touching and melting case.Additionally, there was note of corrosion.There was no report of patient involvement.No additional information is available.
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