(b)(4).Common device name: apparatus, suction, ward use, portable, ac-powered.Pma/510k number: k081047; k123188; k133786.Once the investigation is complete, a follow up/final report will be submitted.
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This event has been recorded by zimmer biomet under (b)(4).The previous repair record for ultra duo flex fluid cart serial number 132957 was reviewed and noted no related non-conformances, requests for deviation (rfd) or any other issues with the repair.The previous repair record review found no issues with the device after repair and all verifications, inspections and tests were successfully completed.Using crm to query for serial number (b)(4), the device was noted to have been previously repaired by zimmer biomet surgical 2 times.The last repair for this cart was done for valve pack issue and it is not related to the current repair.On 14 august 2018, it was reported from university of iowa that unit was not reading fluid level properly on either side.The service technician from day mechanical systems arrived at the site on 16 august 2018, evaluated the unit for reported event and confirmed that the fluid levels on both cylinder #1 and #2 were not reading correctly.After that service technician replaced level sensors on both the cylinders and confirmed that unit was functioning as intended.The service technician then returned the unit back to service without any further concerns.The unit was tested, inspected, and repaired.The root cause for the unit issuing level sensor error was due to a malfunctioning level sensor.The level sensor is responsible for measuring the fluid levels in the cart, and a malfunctioning level sensor would cause the reported event.The reported event was confirmed during inspection of the device and the device was noted to be functioning as intended after the level sensor was replaced.The investigation was based on the information that was provided initially and any information that was obtained throughout the follow-up process.
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