This case is linked to: (b)(4) (procedure: reverse shoulder arthroplasty).Following the procedure the scrub nurse noticed the proximal reaming guide holder internal rod was bent under the top dial.The surgeon said he was not sure what happened.He thought it was already bent when it was handed to him, but the scrub nurse explained to him that is wasn't bent when he attached it.(b)(4) rep was in the case, and rep knew it wasn't bent when they set up, but (b)(4) rep did not see what happen during the case that bent it.
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Product complaint # pc-(b)(4).Investigation summary the complaint description states that following the procedure the scrub nurse noticed the proximal reaming guide holder internal rod was bent under the top dial.The device associated to the complaint was not returned for analysis.The batch number was not provided.Previous complaints have been reported for a "tip bent", the analysis revealed that the failure may be contributed to a lack of robust design against misuse.A design change is being investigated, in process co (b)(4).The affected product would need to be returned and examed to confirm if the root cause are related.Based on the information received and the investigation performed, the root cause of the incident could not be determined with certainty.Depuy considers this complaint closed.It may be re-opened if any relevant information is received.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.
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