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Date of event: unknown.The date received by manufacturer has been used for this field.(b)(4).Investigation summary: one photo of a lever lock cannula attached to an unknown adapter was received and evaluated.It was observed the cannula contained multiple reddish embedded foreign matter particles throughout the body.The particles appeared to burnt plastic, which were rejectable per product specification.Furthermore, a device history record review showed no rejected inspections or quality issues during the production of the provided lot number that could have contributed to the reported defect.Investigation conclusion: complaints received for this device and reported condition will continue to be tracked and trended.Information will be captured on trend reports and monitored monthly.Our business team regularly reviews the collected data for identification of emerging trends.Root cause description: potential root cause for the embedded foreign matter defect is associated with the molding process.The embedded foreign matter is most likely degraded plastic.This occurs when the resin is exposed to prolonged high temperatures inside the molding machine, such as during start up.Per procedure, after start up, all molded parts are scrapped until no degraded plastic is observed.If this is not performed thoroughly a piece with this condition can get through.This type of defect is cosmetic and does not pose risk to the customer.Rationale: no corrective actions are necessary based on the defective rate identified.Batch 8270716 is considered in compliance with our product specification requirements.
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