The following fields were updated due to additional information: d10: device available for eval yes, d10: returned to manufacturer on: 2021-01-11.H6: investigation summary: four samples were returned to our quality team for investigation, two closed containers of reference 405260 20ga1.25in lot 1902014 and two closed containers of reference 405133 24ga x3.50in lot 7163898.The product was visually inspected, no damage or defects were observed on any of the product.Functional evaluations were performed and verified the 24ga x3.50in gauge needle does not fit into the 20ga1.25in gauge introducer.Five retained samples were used for additional evaluation.In all cases, the spinal needle was properly advanced through the introducer and no friction was observed.A device history review was performed for reported lot, no deviations or non-conformances were identified during the manufacturing process that could have contributed to this issue.Product is visually and functionally inspected throughout the manufacturing process according to procedure, verifying all critical dimensions are within specification and there is no damage or defects with the product.All records were reviewed and no issues were identified during inspections for the reported lot.According to product specifications, the needle gauge must be a 25g or smaller to be used with this product.Based on our investigation it was determined the incorrect gauge size was used, not allowing for proper advancement.
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