Qn#(b)(4).The sample was returned to the manufacturing site for evaluation.The manufacturing site reports: "the customer returned one 004551003 rusch greenlite disp mtl mac 3 blade for investigation.The blade was returned without its original pouch.Visual examination reveals that the fragment of plastic (light guide) was cracked and detached from the blade." it was also reported that functional testing could not be performed as the light pipe was broken on the blade and could not be used for functional testing.The device history record for lot# of the sample received (2j0122) was reviewed and no issue that could have contributed to the reported failure was noted.The device was manufactured according to release specification.The manufacturer's conclusion: "the root cause of this complaint is deemed related to packaging because the customer confirmed that during pre-testing of the blade, the device was working fine and illumination was sufficient, but when the blade was used during the procedure there was a crack on the blade and the light stopped.The blade was then removed, and the doctor observed a fragment of plastic detached from the blade.This could only be possible if the light pipe will have a minor crack developed inside the packaging due to external impact during transportation, and this minor crack might have contributed to light guide breakage when the customer mounted the blade on the handle.Therefore, it seems that for some reason, it sustained unexplained physical damage." a capa has been opened to further investigate this issue.Corrected data: section d.1.-corrected to rusch greenlite disp mtl mac 3 section d.4.-cat no.Corrected to 004551003.Section d.4.-udi# corrected to (b)(4).
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