Model Number 261221 |
Device Problem
Fail-Safe Did Not Operate (4046)
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Patient Problem
Brain Injury (2219)
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Event Date 08/18/2022 |
Event Type
Injury
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Manufacturer Narrative
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An investigation has been initiated based on the reported information.Upon completion of the investigation, a follow-up report will be submitted.
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Event Description
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A physician reported disengagement failure of a codman disposable perforator (id 261221).It occurred at making the third and the fourth burr holes at the tent.At the third burr hole, dural damage and a small hole in a fine vein were reported.A small hole in the vein was hemostated by pressure.At the fourth burr hole, dural damage and asymptomatic brain injury were reported.The drill used with the perforator was a pneumatic midas rex (medtronic).According to reporter, it is unknown if the perforator clicked in place on the drill.It is also unknown if the recommended spring tests were performed between each burr hole.
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Manufacturer Narrative
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Linked to mfg report number: 3014334038-2022-00238.Device history record (dhr) - there is no indication that the production process may have contributed to this complaint.All test results passed procedural specifications.Failure analysis - unit passed all tests / acceptance criteria and was determined to be functioning as designed.Tests performed include, functional test visual inspection, and spring test.Therefore the complaint condition could not be confirmed per the failure analysis.The root cause is undetermined and was unable to be confirmed in the complaint evaluation.Product was received for analysis and the investigation could not confirm the complaint.The risk remains acceptable per the risk analysis.Although the complaint was not confirmed, root cause was investigated using the risk documentation and potential causes of failure include: user misuse.
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Search Alerts/Recalls
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