MAUDE Adverse Event Report: ENCORE MEDICAL L.P. UNIPOLAR HIP; HEAD, UNIPOLAR, MODULAR, ENCORE SIZE52

Model Number 411-00-152

Device Problem Appropriate Term/Code Not Available (3191)

Patient Problem Joint Dislocation (2374)

Event Date 08/23/2021

Event Type  Injury  

Manufacturer Narrative

The reason for this revision surgery was reported as dislocation.The previous surgery and the surgery detailed in this event occurred 15 days apart.The healthcare professional indicated there was no delay in surgery and another suitable device was available for use.The revision surgery was completed as intended.The devices were disposed of at hospital and not made available to djo surgical for examination.A review of the device history records (dhr) show that the reported components used in the previous surgery, when released for use, met design and manufacturing requirements and showed no non-conforming material reports (ncmr) associated with the main contributor component listed in the complaint.The devices were verified to have gone through an acceptable sterilization process and were within its expiration date at the time of the previous surgery.Customer complaint history of the reported devices showed no present trends or on-going issues that are needing a review.The root cause of this complaint was a revision surgery due to dislocation.There were no findings during this evaluation that indicate the reported devices were defective.No information was submitted with the complaint regarding pre-existing conditions of the patient or any activities the patient was involved in that may have contributed to the event.Due to short time between previous and revision surgery, it is possible that the event may have occurred due to lack of post-operative care, patient noncompliance with medical instructions or incorrect implant selection, patient activities or trauma.There are multiple factors that may also contribute to an event that are outside the control of djo surgical.There are no indications of a product or process issue affecting implant safety or effectiveness.Additional reporting on this event will be provided as a supplemental report to this document if it becomes available.

Event Description

Revision surgery - hip was dislocated and it displaced the stem.

• Brand Name: UNIPOLAR HIP
• Type of Device: HEAD, UNIPOLAR, MODULAR, ENCORE SIZE52
• Manufacturer (Section D): ENCORE MEDICAL L.P.; 9800 metric blvd; austin, tx 78758-5445
• Manufacturer (Section G): ENCORE MEDICAL L.P.; 9800 metric blvd; austin, tx 78758-5445
• Manufacturer Contact: kiersten soderman ; 9800 metric blvd; austin, tx 78758-5445
• MDR Report Key: 12439736
• MDR Text Key: 270328534
• Report Number: 1644408-2021-00952
• Device Sequence Number: 1
• Product Code: KWL
• UDI-Device Identifier: 00888912076883
• UDI-Public: (01)00888912076883
• Combination Product (y/n): N
• Reporter Country Code: US
• PMA/PMN Number: K973614
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: company representative
• Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date: 09/08/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 09/08/2021
• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Device Operator: Health Professional
• Device Model Number: 411-00-152
• Device Catalogue Number: 411-00-152
• Device Lot Number: 921B1052A
• Was Device Available for Evaluation?: No
• Date Manufacturer Received: 08/23/2021
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Date Device Manufactured: 01/30/2020
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Patient Sequence Number: 1
• Treatment: 411-00-000 LOT 902B2054; 425-99-012 LOT 577G1127
• Patient Outcome(s): Required Intervention
• Patient Age: 89 YR