MAUDE Adverse Event Report: TORNIER INC PERFORM NUCLEUS FC SIZE 1 - ANATOMIC; PROSTHESIS, TOTAL ANATOMIC SHOULDER, UNCEMENTED METAPHYSEAL HUMERAL STEM

Catalog Number	DWM001A
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Implant Pain (4561)
Date of Event	06/06/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
The reported event could not be confirmed since the device was not returned for evaluation and no other evidence were provided.A device inspection was not possible since the affected device was not returned.More detailed information about the complaint event as well as the affected device must be available in order to determine the root cause of the complaint event.A review of the device history was not possible because the lot number was not communicated.No corrective actions are required at this time.A review of the labeling did not indicate any abnormalities.Indications of material manufacturing or design related problems were unable to be identified as the lot number was not communicated.If the device is returned or if any additional information is provided the investigation will be reassessed.
Event or Problem Description
Subject: (b)(6).Perform humeral system study (phs).Unexpected pain not related to surgical recovery.Subject contacted surgeon's office with complaints of pain.Subject completed a course of physical therapy and underwent an ultrasound which showed mild bursitis.Subject was still experiencing pain at two-year post-op visit and received a steroid injection.

• Brand Name: PERFORM NUCLEUS FC SIZE 1 - ANATOMIC
• Common Device Name: PROSTHESIS, TOTAL ANATOMIC SHOULDER, UNCEMENTED METAPHYSEAL HUMERAL STEM
• Manufacturer (Section D): TORNIER INC; 10801 nesbitt avenue s; bloomington MN 55437
• Manufacturer (Section G): TORNIER INC; 10801 nesbitt avenue s; bloomington MN 55437
• Manufacturer Contact: dannielle stap ; 325 corporate drive; mahwah, NJ 07430 ; 2018315000
• MDR Report Key: 23642301
• Report Number: 0001649390-2025-00848
• Device Sequence Number: 18655174
• Product Code: PKC
• UDI-Device Identifier: 00846832092178
• UDI-Public: 00846832092178
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: K220418
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2024
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 11/25/2025

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: Lay User/Patient
• Device Catalogue Number: DWM001A
• Device Lot Number: UNKNOWN
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 10/30/2025
• Initial Report FDA Received Date: 11/25/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• 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: Other
• Patient Age: 57 YR
• Patient Sex: Female
• Patient Weight: 87 KG