| Catalog Number |
110034355 |
| Medical Device Problem Code |
Loosening of Implant Not Related to Bone-Ingrowth (4002)
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| Health Effect - Clinical Codes |
Failure of Implant (1924); Pain (1994); Synovitis (2094)
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| Date of Event |
08/19/2022
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Type of Reportable Event
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Serious Injury
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Event or Problem Description
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It was reported that the patient underwent an initial right total knee arthroplasty.Subsequently, approximately seven months post implantation, the patient was revised due to aseptic loosening.During the revision, severe polyethylene synovitis and grossly loose and subsided tibia were noted.The femur was noted to be well fixed however, revised to ensure balance of the knee.Patella was intact and not resurfaced.Femur, tibia, and articular surface were revised without complications.Attempts have been made and no further event information is available at the time of this report.
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Additional Manufacturer Narrative
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(b)(4) d10 - associated medical devices: refobacin bc r 1x40 us; item# 110034355; lot# l0704y09ba, stemmed nonaugmentable tibial component option cr/ps/lps size 4 for cemented use only; item# 00598603702; lot# j6642324, femoral component option for cemented use only size e right; item# 00576401552; lot# 65011105, all poly petella standard cemented size 29 mm diameter 8.0 mm thickness; item# 00597206529; lot# 64774852, articular surface size ef 10 mm height "use with plate 3; item# 00596403210; lot# 63928161.The device will not be returned for analysis; however, an investigation of the reported event is in progress.Once the investigation is completed, a supplemental medwatch 3500a will be submitted.
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Additional Manufacturer Narrative
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(b)(4).This follow-up report is being submitted to relay additional information.The following sections were updated: b4, b5, g3, g6, h2, h3, h6, h10, h11.No product was returned or pictures provided; a product evaluation could not be performed.A review of the device manufacturing records confirmed no abnormalities or deviations.Review of the complaint history identified additional similar complaints for the reported item and no additional similar complaints for the reported part and lot combination.Complaints are monitored per complaint trending process.Medical records were provided and reviewed by a health care professional.The review identified no contributing factors of the event.Review of the revision operative report identified that patient had an aseptic loosing and progressive varus deformity, pain.Infection workup negative.Severe polyethylene synovitis was noted.Tibia was grossly loose and subsiding into varus position.Femoral component was well fixed but revised to balance the knee correctly.Patella component was intact and did not need to be resurfaced.No intraoperative complications were noted.Based on the available information, a definitive root cause could not be determined.If any further information is found which would change or alter any conclusions or information, a supplemental report will be filed accordingly.Zimmer biomet will continue to monitor for trends.
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Event or Problem Description
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No further event information is available at the time of this report.
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Search Alerts/Recalls
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