Udi information is unknown.Operator of device is unknown.No information has been provided to date.Manufacturing site address is unknown.Premarket (510k) number is unknown.A device history record (dhr) review was conducted which indicated all inspections were completed and no issues were noted during manufacture.A product sample was received for evaluation.Visual and functional testing were performed.It was found that the sample did not have an elbow connector.The most probable root cause is: the elbow fell after it was assembled, and production personnel did not detect the missing component.This remediation mdr was generated under protocol (b)(4), as a result of warning letter cms# (b)(4).
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