(b)(4).A visual, functional and dimensional inspection of the product involved in the complaint could not be conducted since the product was not returned.The device history record of batch number (b)(4) that belong to catalog number 1750 has been reviewed and no issues or discrepancies were found which could potentially be related to this complaint.No non conformance reports were originated for the lot in question that can be associated to the complaint reported.Dhr shows that the product was assembled and inspected according to our specifications.No corrective action can be established at this moment since the device sample and/or picture are not available for evaluation.Customer complaint cannot be confirmed based only on the information provided, to perform an investigation and determine the source of defect reported it is necessary to evaluate the sample involved in this complaint.If the device sample becomes available at a later date this complaint will be re-opened.
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(b)(4).One unit of catalog number 1750 (incentive spirometer) was received for analysis.A visual exam was performed and it was observed that the valve was incorrectly assembled.Functional testing was also performed and the sample failed due to the incorrect valve assembly.Based on the investigation performed, the reported complaint was confirmed.It was found that the valve on the sample was assembled incorrectly at the manufacturing facility.As a corrective action, new equipment will be implemented in the assembly process line to help to assure the correct assembly of the valve.This corrective action will be performed and implemented on july 22th, 2016.Also, as an immediate action, personnel involved in the manufacturing process was notified about this complaint.
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