MAUDE Adverse Event Report: MEDACTA INTERNATIONAL SA STEM: AMISTEM-P COLLARED STD STEM SIZE 4; HIP STEM

Catalog Number	01.18.434
Medical Device Problem Code	Failure to Osseointegrate (1863)
Health Effect - Clinical Code	Inadequate Osseointegration (2646)
Date of Event	03/27/2024
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Batch review performed on 02 april 2024.Lot: 2012840: (b)(4) items manufactured and released on 12-mar-2021.Expiration date: 2026-03-01.No anomalies found related to the problem.To date, all items of the same lot have been sold with no similar reported event during the period of review.
Event or Problem Description
At about 2 years from the primary, the patient came in reporting pain due to a loose stem and the cause of the loose stem is unknown.The surgeon revised the medacta stem and head with competitor components and revised the medacta liner with a medacta liner.The surgery was completed successfully.

• Brand Name: STEM: AMISTEM-P COLLARED STD STEM SIZE 4
• Common Device Name: HIP STEM
• Manufacturer (Section D): MEDACTA INTERNATIONAL SA; strada regina; castel san pietro, switzerland 6874 ; SZ 6874
• Manufacturer (Section G): MEDACTA INTERNATIONAL SA; strada regina; castel san pietro, switzerland 6874 ; SZ 6874
• Manufacturer Contact: marco giannessi ; strada regina; castel san pietro, switzerland 6874 ; SZ 6874
• MDR Report Key: 19178383
• Report Number: 3005180920-2024-00247
• Device Sequence Number: 7280397
• Product Code: LZO
• UDI-Device Identifier: 07630040720236
• UDI-Public: 07630040720236
• Combination Product (Y/N): N
• Initial Reporter State: MO
• Initial Reporter Country: US
• PMA/510(K) Number: K173794
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2022
• Device Explanted Year: 2024
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 04/25/2024

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 Expiration Date: 03/01/2026
• Device Catalogue Number: 01.18.434
• Device Lot Number: 2012840
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/29/2024
• Initial Report FDA Received Date: 04/25/2024
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 03/12/2021
• 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
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Sex: Unknown