MAUDE Adverse Event Report: K2M, INC. POLYAXIAL SCREW; Ø5.0X26 MM; POSTERIOR CERVICAL SCREW SYSTEM

Catalog Number	7601-05026
Medical Device Problem Code	Fracture (1260)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	11/24/2025
Type of Reportable Event	Malfunction
Event or Problem Description
A company representative reported that two yukon polyaxial screws fractured post-operatively and that a revision surgery will be performed.This report captures the second of two screws.
Additional Manufacturer Narrative
Corrected data: b1, b5, h1, g1.H6 coding has been updated to reflect completion of the investigation.
Event or Problem Description
A company representative reported that two yukon polyaxial screws fractured post-operatively and that it is unknown if a revision surgery will be performed.The devices remain implanted.This report captures the second of two screws.

• Brand Name: POLYAXIAL SCREW; Ø5.0X26 MM
• Common Device Name: POSTERIOR CERVICAL SCREW SYSTEM
• Manufacturer (Section D): K2M, INC.; 600 hope parkway se; leesburg VA 20175
• Manufacturer (Section G): K2M, INC.; 600 hope parkway se; leesburg VA 20175
• Manufacturer Contact: catherine devarenne ; 2 pearl court; allendale, NJ 07401 ; 2017608000
• MDR Report Key: 23843248
• Report Number: 3004774118-2025-00217
• Device Sequence Number: 21225366
• Product Code: NKG
• UDI-Device Identifier: 10888857350007
• UDI-Public: 10888857350007
• Combination Product (Y/N): N
• Initial Reporter State: PA
• Initial Reporter Country: US
• PMA/510(K) Number: K171444
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2023
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date (Section B): 02/28/2026

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?: Yes
• Operator of Device: Health Professional
• Device Catalogue Number: 7601-05026
• Device Lot Number: UNKNOWN
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 11/24/2025
• Supplement Date Received by Manufacturer: 02/24/2026
• Initial Report FDA Received Date: 12/18/2025
• Supplement Report FDA Received Date: 03/02/2026
• 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: Required Intervention
• Patient Age: 54 YR
• Patient Sex: Female