Trackwise (b)(4).Analysis of production: (3331/213/67) the device history records review concluded that there were no ncmrs, rework, or deviations documented for the reported lot number.Based on the dhr/lhr review results, it was determined that there is no relation between the manufacturing process and the reported failure mode.Historical data analysis: (4109/213/67)the review of the historical data indicates that no other similar complaints was reported for the same lot number and reported failure mode.Trend analysis: (4110/213/67) the overall 24 month product complaint trend data for the period feb 2020 through jan 2022 was reviewed.There were no triggers identified for the review period.Communication/interviews: (4111/213/67) communication/interviews were performed to obtain all possible information.Testing of actual/suspected device : (10 /213/67).The device was returned to the factory for evaluation on 02/24/2022.An investigation was conduced on 03/02/2022.A visual inspection was conducted.Signs of clinical use and evidence of blood was observed on the btt.There were no visual defects observed on the btt.A mechanical evaluation was conducted.A 5cc syringe, filled with saline was attached to the co2 line on the btt and squeezed the syringe to spray the saline.No leaks were observed on the silicone balloon.The btt was able to be inflated.Based on the returned condition of the device, and the investigation results, the reported failure "inflation problem" was not confirmed.
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