(b)(4).
Concomitant medical products: palacos rg 1x40 single, catalog #: 00111314001, lot #: 75774319, qty: 2; articular surface fixed bearing posterior stabilized (ps) left 12 mm height, catalog #: 42512400712, lot #: 62197498; femur cemented posterior stabilized (ps) standard left size 8, catalog #: 42500606401, lot #: 62127369; all-poly patella cemented 32 mm diameter, catalog #: 42540200032, lot #: 62235042.
Customer has indicated that the product will not be returned to zimmer biomet for investigation.
The investigation is in process.
Once the investigation has been completed, a follow-up mdr will be submitted.
Product location unknown.
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It was reported the patient underwent a left total knee arthroplasty.
Subsequently, the patient underwent a revision due to loosening of the tibial tray approximately fours years post-implantation.
Operative reports further noted that during the revision procedure the patient was also noted to have fibrosis of the left total knee arthroplasty.
Furthermore, the patient was noted to have instability prior to the revision procedure which required a brace.
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