This report is being supplemented to provide additional information based on the legal manufacturer's investigation and to correct information provided on the initial report.A review of the device history record confirms the subject device was shipped to specifications.The aware date initially identified within the initial report should have been 09dec2020.Based on the results of the investigation, the phenomenon likely occurred since reprocessing was performed with grease adhering to the inside of the reprocessing basin, the grease was mixed with the disinfectant and appeared black.In addition, it is also likely the inner surface of the hose peeled off due to deterioration, and when the disinfectant was pumped up, it came out as a foreign substance.
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