Device evaluation: one bivona tracheostomy sample was received in used condition without its original packaging for evaluation.The sample was visually inspected and no discrepancies were found.A leak test was performed and when inflating the unit with air, it was seen that the cuff inflated, but a part was not uniformly.The cuff was then manipulated and the whole cuff inflated.After the whole cuff inflated, it was deflated and inflated 4 times, all the times the cuff inflated completely.Then air cuff symmetry test was performed and the percentage result was found to be over the minimum acceptable, but the unit was still found to be within specification.To further investigate the issue, documents were reviewed and deemed adequate.The device history record was reviewed and showed that this device met all manufacturing specification for product released for distribution.No issues were identified that would have impacted this event.Air cuff symmetry tests were also audited during thirty two (32) units finding no discrepancies.A review of the manufacturing process was conducted and was considered adequate and correct.Based on the evidence and testing, the complaint was not confirmed.
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