On (b)(6) 2019, the patient underwent a second left knee revision with an exchange of the competitor tibial insert and surgical intervention to correct an extensor mechanism failure with partial quad tendon tear and disruption of vmo.The patient was experiencing weakness and falls prior to revision.The surgeon noted surgical intervention involving the depuy patellar component, however, the patellar component was retained.Task initiated to create a new pc to capture second revision.Doi: (b)(6) 2016 (patella), doi: (b)(6) 2019 (competitor insert, femoral and tibial components captured in (b)(4)) dor: (b)(6) 2019.
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Product complaint # (b)(4).Investigation summary : no device associated with this report was received for examination.Depuy synthes considers the investigation closed.Should additional information be received, the information will be reviewed and the investigation may be re-opened as necessary.Device history lot : the product investigation found no evidence suspecting an error in the manufacturing or material that would be a contributing factor in the reported allegation(s).Where the product and lot code was provided, a manufacturing records evaluation (mre) was not performed.
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