A review of the device history record traceable to the reported lot number indicates that the product was processed and released according to the product¿s acceptance criteria.Water leakage from the cassette was reported.A turbid combined pak was visually inspected and no obvious defects were found.One white non-alcon stopcock was connected between the auto stopcock and infusion cannula line; the other was connected to the probe manifold.The ball in the drip chamber¿s check valve moved freely per specification.The non-invasive flow sensor (nifs) on the cassette housing was in good condition.The led rings on the console turned green as the probe connectors were engaged to the console indicating the proper communication between the probe and the console.7500 cut rate displayed on the screen when the rfid was connected to the console.The submerge leak test was performed on the cassette.No leakage was observed.The sample was tested using a console.The sample failed to prime and generated a system message code 3471.After removing the non-alcon stopcock, the sample was tested again.The sample could prime, tune with the ultrasonic handpiece, the 0.9mm abs tip and infusion sleeve from the lab stock, and passed iop calibration successfully.Fluid flowed from the balanced salt solution (bss) bottle to the drain bag without any interfering.No air leak was detected from the infusion air line during priming process.No message code appeared on the screen.No leakage was found from the drip chamber, the connectors, the cassette, the drain bag, the manifolds, the pump elastomer or onto the pump area of the fluidics module.The cleaning process was able to be performed after functional testing was completed.The sample passed functionality.The root cause of the customer's complaint could not be established; the returned sample functioned per specifications.After an investigation of this complaint, it has been determined that this sample functioned per specifications; therefore, no corrective action is required at this time.Quality assurance has reviewed this complaint and will continue to monitor data for evidence of adverse trending and take further action, as appropriate.The manufacturer internal reference number is: (b)(4).
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