MAUDE Adverse Event Report: DEPUY ORTHOPAEDICS INC US PFC*SIGMA C/R NPOR FEM RT SZ 2; SIGMA KNEE PRIMARY : KNEE FEMORAL

Model Number	96-0012
Medical Device Problem Code	Loss of or Failure to Bond (1068)
Health Effect - Clinical Codes	Muscular Rigidity (1968); Pain (1994); Synovitis (2094); Discomfort (2330); Osteolysis (2377); Insufficient Information (4580); Appropriate Clinical Signs, Symptoms and Conditions Term/Code Not Available (4581)
Date of Event	12/11/2020
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
(b)(4).If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.
Event or Problem Description
Study: dots.Clinical notification received for revision of right total knee to address aseptic loosening of femur and patella components date of implantation: (b)(6) 2016; date of revision: (b)(6) 2020; (right knee).Treatment: femur, tibial insert, and patella components.
Event or Problem Description
On (b)(6) 2016, the patient had bilateral cemented total knee arthroplasty to address osteoarthritis, end-stage.Depuy components, including patella were used.No mention of manufacturer of cement.There were no complications noted.On (b)(6) 2020, the patient had a revision right total knee to address failed right total knee arthroplasty, femoral loosening.Prior to surgery the patient had stiffness, increasing pain, and discomfort.The tibial component was noted to be well-fixed and was retained.The femoral component and patella were noted to be grossly loose.There was osteolysis and bone loss.
Additional Manufacturer Narrative
Product complaint # (b)(4).This report is being submitted pursuant to the provisions of 21 cfr, part 803.This report may be based on information which has not been investigated or verified prior to the required reporting date.This report does not reflect a conclusion by depuy synthes joint reconstruction, or its employees that the report constitutes an admission that the product, depuy synthes joint reconstruction, or its employees caused or contributed to the potential event described in this report.If information is obtained that was not available for the initial report, a follow-up report will be filed as appropriate.H6 clinical code: appropriate term / code not available (e2402) is used to capture injury (e20).
Event or Problem Description
Medical records received indicated that on (b)(6) 2016, the patient had a left total knee arthroplasty to address osteoarthritis, end-stage, bilateral knees.During the procedure the surgeon noted that both patellas had significant erosion of the lateral patellar facet.The surgeon decided to cut the patella down to 12 mm, and not go any thinner.That left a defect in the lateral facet of both patellas, which was filled in with cement.Depuy components were used during this procedure.On (b)(6) 2019, the patient had an excision of nodular fat just above the prepatellar bursa with removal of multiple ethibond sutures, right knee.The bursa had become painful.The surgeon reported finding nodular fatty tissue just above the prepatellar bursa, which was creating somewhat of a band across the bursa.That was the main issue.The surgeon also removed multiple ethibond sutures.On (b)(6) 2020, the patient had a revision, right total knee arthroplasty, to address failed right total knee arthroplasty, femoral component loosening.The indications for surgery included: pain, discomfort, and stiffness.During the procedure the surgeon reported that the femoral component as well as the patella were loose with no interface provided.The tibial component was well fixed.The surgeon noted a significant amount of osteolysis and bone loss.There was also some mild synovitis noted.Depuy components were used during this procedure.On (b)(6) 2021 medical records note that the patient has right anterior pain, status post total knee arthroplasty revision 6 months prior.Patient appears to have a patella fracture, however the patellar button appears to be intact.Patient is required to wear an immobilizer as treatment.No invasive treatment at the time of this review.
Additional Manufacturer Narrative
Product complaint # (b)(4).This report is being submitted pursuant to the provisions of 21 cfr, part 803.This report may be based on information which has not been investigated or verified prior to the required reporting date.This report does not reflect a conclusion by depuy synthes joint reconstruction, or its employees that the report constitutes an admission that the product, depuy synthes joint reconstruction, or its employees caused or contributed to the potential event described in this report.If information is obtained that was not available for the initial report, a follow-up report will be filed as appropriate.
Additional Manufacturer Narrative
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 lot code was provided, a manufacturing records evaluation (mre) was not performed.
Additional Manufacturer Narrative
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 lot code was provided, a manufacturing records evaluation (mre) was not performed.

• Common Device Name: SIGMA KNEE PRIMARY : KNEE FEMORAL
• Manufacturer (Section D): DEPUY ORTHOPAEDICS INC US; 700 orthopaedic drive; warsaw IN 46581 0988
• Manufacturer (Section G): JJMSZ PLANT FOR STK. & N-STK.; no. 299, changyang street; suzhou industrial park; suzhou, jiangsu 21512 6; CH 215126
• Manufacturer Contact: kara ditty-bovard ; 700 orthopaedic dr; warsaw, IN 46581 ; 6107428552
• MDR Report Key: 11120289
• Report Number: 1818910-2021-00331
• Device Sequence Number: 11727040
• Product Code: JWH
• UDI-Device Identifier: 10603295232018
• UDI-Public: 10603295232018
• Combination Product (Y/N): N
• Initial Reporter State: CO
• Initial Reporter Country: US
• PMA/510(K) Number: K943462
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2016
• Device Explanted Year: 2020
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Study,Health Professional
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup,Followup,Followup,Followup
• Report Date (Section B): 12/18/2020

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: 96-0012
• Device Catalogue Number: 960012
• Device Lot Number: D16050783
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Initial Date Received by Manufacturer: 12/18/2020
• Supplement Date Received by Manufacturer: 01/06/2021; 02/15/2021; 06/28/2021; 01/17/2022
• Initial Report FDA Received Date: 01/05/2021
• Supplement Report FDA Received Date: 01/19/2021; 02/16/2021; 07/21/2021; 01/18/2022
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 06/08/2016
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: DEPUY CMW 1 40G; DEPUY CMW 1 40G; MBT CEM KEEL TIB TRAY SZ2; PFC*SIGMA/OV DOME PAT 3 PEG,32; SIG RP AOX CRV INS SZ2 10
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 70 YR
• Patient Sex: Female
• Patient Weight: 93 KG