It was reported a patient underwent a revision with removal of existing ventriculoperitoneal shunt and replacement of a completely new ventriculoperitoneal shunt on (b)(6) 2019.There is no record of the type of catheter used at the time.The valve placed is a codman certas plus (ref.(b)(4)).On (b)(6) 2021, a miethke shunt assistant 2.0 (art no (b)(4), ref.(b)(4), serial no.(b)(4)) was additionally placed on the shunt pathway.The patient developed an allergy (details not provided).No additional information is available.
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The certas valve was not returned for evaluation; therefore, an evaluation of the device could not be performed.Lot number information has been provided; therefore, manufacturing records were reviewed and found no anomalies.The cause(s) of the difficulty reported by the customer could not be determined.If additional relevant information becomes available in the future, this complaint will be reopened, and the respective evaluation performed.Trends will be monitored for this and similar issues.At present, we consider this complaint to be closed.
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