(b)(4).Date sent: 8/12/2020.D4: batch # t9493e.Investigation summary: the analysis results found that b12lt device was returned with no damage in the external components.In an attempt to replicate the reported incident, the device was tested for functionality.Upon testing, attempted to introduce the obturator into the sleeve assembly, however, it could not be introduced due to a closed duckbill.This condition is most likely related to the manufacturing process.A manufacturing record evaluation was performed for the finished device batch number, and no non-conformances were identified.
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