(b)(4), the customer returned one rusch mri set (005852300) containing 6 varying blades (mil 1, mil 2, mil 3 , mac 2, mac 3, mac 4) and one handle.The components were visually inspected for signs of abuse/misuse/damage and nothing was found.The mac 2 blade was returned on the handle.The blades in the kit were functionally tested per ifu l07085 rev.01 which states, "attach blade to handle.Click in place.To switch on, pull blade up.To switch off, move blade down." the mac 2 blade was not able to be removed from the returned handle.The other five other blades were able to be connected to a lab inventory rusch mri handle, engaged, and disengaged with no issues.R and d was consulted about the mac 2 blade stuck on the mri handle.They were able to remove the blade from the handle and found that both components passed the relevant dimensional inspections.They also found that the handle had sharp edges and deformation where the blade's ball bearings would engage.It is unknown what caused this damage.The device history record of lot 200801 was reviewed and no issue that could have contributed to the reported failure was noted.The device was manufactured according to release specification.The instructions for use (ifu) provided with this kit instructs the user, "attach blade to handle.Click in place.To switch on, pull blade up.To switch off, move blade down." the complaint was confirmed via functional inspection.The returned mac 2 blade was found to be stuck on the mri handle.Once the handle was removed from the blade, the handle was found to have sharp edges and deformation where the blade's ball bearings would engage.The root cause of this failure is unknown.Teleflex will continue to monitor and trend on complaints of this nature.
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