Investigation summary: this memo is to summarize findings on your recent complaint (b)(4) against plate schaedler agar / schaedler kv agar with 5% sheep blood (biplate) catalog number 257589, lot number 1104468.It was reported that one box of plates would show contaminaton.The complaint trends were reviewed for a period covering 12 months.For this product, several complaints were reported for contamination issues.Therefore, a trend was identified, and further investigation was performed.The batch history review was performed.As part of the investigation, the ingredients of this medium were reviewed.During this review, no deviation was detected.Picture sample was provided for evaluation.Based on the picture, the schaedler agar side was found to be contaminated.Retain samples were reviewed for this lot.During this review, contamination could be detected.At this stage of our investigation, we have excluded any systemic failure in our manufacturing process.A material review board (mrb) was conducted which led to a situation analysis (sa) which eventually resulted in a recall.The performed investigation showed that the origin of the contamination was associated with an anaerobic microorganism growing at lower temperatures (<22°c).This microorganism was detected for the first time at the production site.Therefore, and as no contamination complaints were received in conjunction with the respective product within the past year this event was concluded to be a single incident.However, regarding the reported contamination, please note that this product does not have an sal (sterility assurance level) claim.It is filled aseptically, therefore an occurrence of a contamination event cannot be entirely ruled out.H3 other text : see h10.
|