Investigation completed on a smiths tracheostomy|silicone - bivona tubes adult tts.Visually inspected from 12? -16? with normal lighting revealed big split and cut in cuff.Relevant documents which were reviewed and correct for testing and inspection activities.Pwi-10007254 rev.101 clean/position/adhesive cuff.Pwi-10007269 rev.100 symmetry and leak test method.Pwi-10015937 rev.100 spray of teflon and insert valve.Av-10006853 rev.101 leak testing and cuff symmetry visual aid.10018857-001 rev.100 ifu-adult tts cuff tracheostomy.Rmd-10001843 rev.100 pfmea for bivona tracheostomy tubes.The caused and theory and consideration were revealed as: bad assembly, not follow the instructions.? manufacturing defect from the molder.No corrective actions were taken.However, as part of containment, production personnel were notified by quality engineer on 10/nov/2020 as awareness of the defect reported by the customer.
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