(b)(4).Received one (1) 8880 dispogrip su conv laryngoscope handle for investigation.Upon receipt a visual inspection was performed to determine if the light handle had been subjected to any abuse/misuse/damage.At first glance the heavy corrosion residue is visible.Very heavy deposits of corrosion are visible on the connection end of the handle.Heavy, white powdery corrosion has completely encroached the electrical contact pin area.Lighter deposits of corrosion have migrated down the handle toward the bottom cap.A functional inspection could not be performed due to the corroded electrical contact points.Based on the physical evidence discovered during the investigation, the very heavy corrosion is the result of leaking batteries.It is not known why the batteries leaked.The manufacturing date code dates the release of the handle batch, october 2016.This puts approximately 2.5 years on this handle in storage, or on a crash cart.This handle is disposable.The complaint has been confirmed, however the actual cause for battery leakage, which may be age, cannot be definitively assigned.
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