SMITH & NEPHEW, INC. ANTHEM TIBIAL BASE PLATE SZ 5 LT; PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL
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Model Number 71422695 |
Device Problems
Delivered as Unsterile Product (1421); Difficult to Open or Remove Packaging Material (2922)
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Patient Problem
No Clinical Signs, Symptoms or Conditions (4582)
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Event Date 12/01/2022 |
Event Type
malfunction
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Manufacturer Narrative
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Internal complaint reference: (b)(4).
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Event Description
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It was reported that, during a tka surgery, the inside packaging of the anthem tibial base plate sz 5 lt was melted.The sterile box was not coming out of the packaging and also sterility seemed to be compromised.Final implant was directly picked from box using sterile forceps.Outer packaging of implant was intact, and implants were stored and transported as per instructions.The procedure was resumed, after a non-significant delay (5 minutes), using the same device as backup implant was not available.Patient was not harmed as consequence of this problem.
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Manufacturer Narrative
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H3, h6: the device was not returned for evaluation.However, the photographs were reviewed, and revealed that the packaging is dented.A review of the production order did not reveal a manufacturing abnormality that could have caused or contributed to the reported incident.A review of complaint history based on the historical data revealed similar events for the listed batch, this failure mode will be monitored for future complaints for any necessary corrective actions.A review of the risk management file revealed this failure mode was previously identified.The anticipated risk level is still adequate.A historical review concluded that this event was previously identified and addressed through the following actions: the convey belt of shrink packager was modified and some displays and alarms were added, the packaging team was made aware of the situation and was retrained.Besides, the risk management file, the working instruction and the maintenance form were updated.A review of the sterilization records revealed the batch was sterilized within normal parameters.At this time, we do have reason to suspect that the product failed to meet product specifications at the time of manufacture.With the results of this investigation the root cause of this event could not be determined.Factors that could contribute to the reported event include damage during shipping or mishandling or excessive exposure to high environmental temperatures.This issue was identified and is being addressed though our internal quality process.Based on this investigation, the need for corrective action is indicated.Should the device or additional information be received, the complaint will be reopened.No further investigation is warranted for this complaint; however, we will continue to monitor for future complaints and investigate as necessary.We consider this investigation closed.
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