Medical device expiration date: unknown.Device manufacture date: unknown.Investigation summary: (b)(4) photos were returned for investigation.Fm was observed in the returned photos.One actual sample without packaging was returned for investigation.Figure 1: actual sample.The actual sample was subjected to visual inspection.Fm was observed on the catheter of the returned sample.Cellulose is commonly used in paper and fabric industry.Figure 2: fm on catheter.The fm was subjected to fourier transform infrared spectroscopy test.The ftir results showed that the spectrum of the fm matched the spectrum of cellulose.Investigation conclusion: fm was observed on the catheter of the returned sample.Root cause description: fm was observed on the catheter of the returned sample.Upon further investigation, the white particle and fiber fm could have been transferred from the manufacturing environment during handling or the assembly process.Job aid for housekeeping standard in insyte assembly and packaging process had been established.A communication will be conducted to all manufacturing associates to raise awareness on the nonconformance, proper gmp and housekeeping procedures.The trend of the nonconformance will be continually monitored.
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