MAUDE Adverse Event Report: BIOMET MICROFIXATION TMJ SYSTEM RIGHT FOSSA COMPONENT, SMALL; JOINT, TEMPOROMANDIBULAR, IMPLANT

Model Number N/A

Device Problem Patient-Device Incompatibility (2682)

Patient Problems Nerve Damage (1979); Pain (1994); Inadequate Pain Relief (2388)

Event Type  Injury  

Manufacturer Narrative

Zimmer biomet (b)(4).The device will not be returned for analysis as it remains implanted; however, an investigation of the reported event is in progress.Once the investigation is completed, a supplemental medwatch 3500a will be submitted.Multiple mdr reports were filed for this event, please see associated reports: 0001032347-2020-00530, 0001032347-2020-00532, 0001032347-2020-00533, 0001032347-2020-00534.Medical products: tmj system right narrow mandibular component 50 mm / 7 hole, part# 01-6550, lot# 812990a; tmj system right fossa component, small, part# 24-6562, lot# 854330d; 2.4mm system high torque (ht) cross-drive screw 2.7mm x 10mm, part# 91-2710, lot# ni; 2.4mm system high torque (ht) cross-drive screw 2.7mm x 12mm, part# 91-2712, lot# ni; tmj system cross drive fossa screw 2.0mm x 7mm, part# 99-6577, lot# ni.Occupation ¿ patient.

Event Description

It was reported the patient is experiencing pain at the ear, slight protrusion of the implant, and severe nerve damage two (2) years following implantation of temporomandibular joint implants on the right side.The patient has received nerve blocks and ablation for the treatment of pain.The patient reported seeing a surgeon who indicated the implant may be too big and some of the screws are loose.The patient wants to receive custom implants because they feel like the jaw is pushing down.No revision is currently planned.No additional patient consequences have been reported.

Event Description

This follow-up report is being submitted to relay additional information.

Manufacturer Narrative

This follow-up report is being submitted to relay additional information.No product was returned or pictures provided; visual and dimensional evaluations could not be performed.Review of the device history records identified no deviations or anomalies during manufacturing for the mandible and fossa components used in this case.A definitive root cause cannot 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.

• Brand Name: TMJ SYSTEM RIGHT FOSSA COMPONENT, SMALL
• Type of Device: JOINT, TEMPOROMANDIBULAR, IMPLANT
• Manufacturer (Section D): BIOMET MICROFIXATION; 1520 tradeport drive; jacksonville FL 32218
• MDR Report Key: 10747149
• MDR Text Key: 213412622
• Report Number: 0001032347-2020-00531
• Device Sequence Number: 1
• Product Code: LZD
• UDI-Device Identifier: 00841036036560
• UDI-Public: 00841036036560
• Combination Product (y/n): N
• PMA/PMN Number: P020016
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: consumer
• Type of Report: Initial,Followup
• Report Date: 05/10/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 10/28/2020
• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Expiration Date: 09/20/2023
• Device Model Number: N/A
• Device Catalogue Number: 24-6562
• Device Lot Number: 854330D
• Was Device Available for Evaluation?: No
• Was the Report Sent to FDA?: No
• Date Manufacturer Received: 05/07/2021
• Is This a Reprocessed and Reused Single-Use Device?: No
• Removal/Correction Number: N/A
• Patient Sequence Number: 1
• Treatment: SEE H10 NARRATIVE
• Patient Outcome(s): Required Intervention