Dexcom was made aware on (b)(4) 2018, that the display device showed a transmitter failed error on (b)(6) 2018.The complaint device was returned for evaluation.The device was visually inspected and no defect was found.Voltage testing was performed and resulted in 0 voltage.There was no data log available to confirm the reported event of a failed transmitter error.The complaint confirmation was unable to be determined.A probable cause could not be determined.No additional patient or event information is available.
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