ALCON RESEARCH, LLC - IRVINE TECHNOLOGY CENTER CENTURION VISION SYSTEM; UNIT, PHACOFRAGMENTATION
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Catalog Number 8065751763 |
Device Problem
Complete Blockage (1094)
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Patient Problem
No Consequences Or Impact To Patient (2199)
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Event Date 05/07/2019 |
Event Type
malfunction
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Manufacturer Narrative
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Investigation including root cause analysis is in progress.A supplemental mdr will be filed as necessary in accordance with 21 cfr 803.56 when additional reportable information becomes available.The manufacturer internal reference number is: (b)(4).
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Event Description
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A customer reported that the tubing clogged during a procedure.Product replaced and procedure completed with no patient harm.
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Manufacturer Narrative
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The returned sample was visually and functionally evaluated on a calibrated centurion console.Inspection of the sample found no obvious defects that would have contributed to the reported event(clogging).The fluid management system (fms) cassette was tested on a centurion console, primed and tuned with the ultrasonic hand piece successfully and could achieve maximum vacuum.No system message was generated during functional testing.No fluid or air leaks, and no cracks were observed from the connectors.The irrigation and aspiration flow rates were measured and found to be within specifications.Fluid flowed from the bss bottle through the irrigation path continuously, no fluidic anomalies were observed.No occlusion or obstruction was identified during inspection and functional testing.The root cause of the customer's complaint could not be established as the returned fms cassette was evaluated and met specifications.After 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.Consumables manufacturing management has been made aware of this complaint through the consumer affairs review meeting.The manufacturer internal reference number is: (b)(4).
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Manufacturer Narrative
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The lot complaint history was reviewed, this is the fifth complaint for the finish goods lot; however, the third for this issue for this lot.The device history record shows the product was released per specifications.No sample has been returned for evaluation; therefore, the condition of the product could not be verified.Visual inspection or functional testing could not be conducted in order to ascertain the failure mode for the consumable device.The root cause of the customer's complaint could not be established as a sample has not been received and the condition of the product could not be verified.Without analysis of the sample, it is not possible to isolate the root cause.As the root cause is unknown, the relationship, if any, of the device to the reported incident cannot be determined.After an investigation of this complaint, it has been determined that no action will be taken at this time as a sample was not returned and a root cause evaluation could not be performed.Quality assurance has reviewed this complaint and will continue to monitor data for evidence of adverse trending and take further action, as appropriate.Consumables manufacturing management has been made aware of this complaint through the consumer affairs review meeting.The manufacturer internal reference number is: (b)(4).
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