MAUDE Adverse Event Report: MICROPORT ORTHOPEDICS INC. PROFEMUR NECK NEUTRAL LONG COBALT CHROME; HIP COMPONENT

Model Number	PHAC1204
Medical Device Problem Code	Device Dislodged or Dislocated (2923)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	12/11/2017
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
The alleged complaint is confirmed.Microport was made aware of this event through an internal clinical study, which includes an operative report completed by medical professionals of the revising facility to confirm this occurrence.It was indicated that this patient had luxated/dislocated and experienced a femoral periprosthetic fracture approximately 1 month after the primary operation.The femoral head and femoral neck were revised, but the femoral stem and acetabular cup were not removed.Furthermore, the patient was stated to have since recovered.The revised products were not returned.No radiographic images are available to evaluate the described complications.Review of the device history record (dhr) for these lots indicates that these products were manufactured to specification.Review of historical complaint data reveals that this is the first and only reported complaint involving these lots.The microport hip systems package insert ((b)(4)) lists "dislocation, migration and/or subluxation of prosthetic components from improper positioning, trauma, loss of fixation and/or muscle and fibrous tissue laxity" as a possible adverse effect of total hip arthroplasty.It also lists, "femoral or acetabular perforation or fracture; femoral fracture while seating the device; femoral fracture by trauma or excessive loading, particularly in the presence of poor bone stock." no further conclusions can be made from the available information.There is not a trend for this device and incident mode per mpo trending procedures.This is the first reported periprosthetic fracture involving profemur¿ gladiator cemented stems.This issue will continue to be monitored through complaint tracking.
Event or Problem Description
Sae # (b)(6): allegedly, the patient had a luxation of the right hip with periprosthetic fracture.Joint reduction performed on (b)(6) 2017.Sae # (b)(4): allegedly, patient sat on the sofa.When lifting the right leg, the hip luxated.Recovered after removing head and modular neck of the right hip.Bfarm case number: (b)(4).

• Brand Name: PROFEMUR NECK NEUTRAL LONG COBALT CHROME
• Common Device Name: HIP COMPONENT
• Manufacturer (Section D): MICROPORT ORTHOPEDICS INC.; 5677 airline rd.; arlington TN 38002
• MDR Report Key: 12071473
• Report Number: 3010536692-2021-00343
• Device Sequence Number: 4541528
• Product Code: JDL
• UDI-Device Identifier: M684PHAC12041
• UDI-Public: M684PHAC12041
• Combination Product (Y/N): N
• Initial Reporter Country: GM
• PMA/510(K) Number: K091423
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2017
• Device Explanted Year: 2017
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: company representative
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 06/25/2021

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?: No
• Operator of Device: Health Professional
• Device Model Number: PHAC1204
• Device Catalogue Number: PHAC1204
• Device Lot Number: 1722248
• Was Device Available for Evaluation?: No
• Was the Report Sent to FDA?: No
• Distributor Facility Aware Date: 06/01/2021
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 06/01/2021
• Initial Report FDA Received Date: 06/25/2021
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 69 YR