The customer reported that this gz transmitter shut down without any warnings or alarms of a weak battery.Technical support (ts) asked the customer for the gz and central nurse's station (cns) logs.There was no patient injury reported.Nihon kohden continues to investigate the reported event.Nihon kohden will submit a supplemental report in accordance with 21 cfr section 803.56 when additional information becomes available.The following fields contain no information (ni), as attempts to obtain information were made, but not provided: a2 - a6.Attempt # 1: 02/06/2024 emailed the customer via microsoft outlook for patient information: no reply was received.Attempt # 2: 02/13/2024 emailed the customer via microsoft outlook for patient information: no reply was received.Attempt # 3 02/26/2024 emailed the customer via microsoft outlook for patient information: no reply was received.B6 attempt # 1: 02/06/2024 emailed the customer via microsoft outlook for patient information: no reply was received.Attempt # 2: 02/13/2024 emailed the customer via microsoft outlook for patient information: no reply was received.Attempt # 3 02/26/2024 emailed the customer via microsoft outlook for patient information: no reply was received.B7 attempt # 1: 02/06/2024 emailed the customer via microsoft outlook for patient information: no reply was received.Attempt # 2: 02/13/2024 emailed the customer via microsoft outlook for patient information: no reply was received.Attempt # 3 02/26/2024 emailed the customer via microsoft outlook for patient information: no reply was received.D10 concomitant medical device: the following device was used in conjunction with the gz transmitter: cns: model #: ni.Serial #: ni.Device manufacturer date: ni.Unique identifier (udi) #: ni.Returned to nihon kohden: no.
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