The reported handpiece was returned to conmed for evaluation.Functional testing was performed and the device issue was verified.Within 10-seconds, the device reached over 200f at the tip of the nose.The thrust bearing was broken and the bearing balls were missing.When the lever is pulled to make the unit run, friction was generated due to the rotation between the nose and sleeve which resulted in an excessive amount of heat.A review of the manufacturing documents has verified the devices were produced per current and approved procedures and material specifications.Non-conformances regarding the product's identity, quality, safety, effectiveness or performance were not identified during manufacture that would contribute to this issue.This device, manufactured in 2014, has no record of service.Per the manufacturer's instructions for use, this device has a recommended service interval of 12 months.A two-year review of historical complaint data revealed no prior similar issues have been reported.In that same timeframe, (b)(4) devices have been manufactured.The instructions for use advise the user of the following.Continually inspect the device for overheating during use.Overheating may cause damage to the bur, bit or blade.This may cause thermal necrosis.Overheating may cause burn injury to the patient or medical personnel.Recommended service schedule for this device is every 12 months.This incident type will continue to be monitored through the complaint system to assure patient and user safety.
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