A biomedical engineer (bme) from an in-center hemodialysis user facility reported evidence of excessive heat damage to an internal component of a 2008k2 hemodialysis (hd) machine.There was no patient connected to the machine at the time of the incident.The bme indicated that the unit was powered on after performing the cbe hardware upgrade.Upon powering up, the bme observed damage to resistor (r4) on the distribution board; the resistor was visibly burnt.The bme replaced the distribution board.The current repair status of the hd machine is not known.Although requested, no further information has been received from the user facility.
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The device was not returned to the manufacturer for physical evaluation.Additionally, no on-site evaluation of the unit was performed by a fresenius regional equipment specialist (res) and no parts were returned for failure analysis.The current repair status of the hd machine is not known.Although requested, no further information has been received from the user facility.A records review was performed on the reported serial number.An investigation of the device manufacturing records was conducted by the manufacturer.There were no deviations or non-conformances during the manufacturing process.In addition, the device history record (dhr) review confirmed the labeling, material, and process controls were within specification.A definitive conclusion regarding the complaint incident cannot be reached without a physical examination of the complaint device.
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