MAUDE Adverse Event Report: BIOMET 3I TITANIUM HEXED UNISCREW; DENTAL SCREW

Catalog Number	UNIHT
Medical Device Problem Codes	Mechanical Problem (1384); Unintended Movement (3026)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	05/20/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Zimvie complaint number (b)(4).
Event or Problem Description
Doctor reported that the received screw was not working correct and loosened.The process was not completed with another instrument.No impact on the patient was reported.
Additional Manufacturer Narrative
Zimvie complaint number (b)(4).The following fields have been updated: b4: date of this report b5: describe event or problem g3: date received by manufacturer g6: type of report h1: type of reportable event h2: follow up type h3: device evaluated by manufacturer h6: adverse event problem h10: additional narrative zimvie received one (1) uniht, (titanium hexed uniscrew) for evaluation.Visual evaluation test was performed; signs of use was identified.The screw wouldn¿t thread into an in-house implant as intended.Unable to confirm loosening with all the available information.Device history record (dhr) review was completed for the subject lot number 1257729.No deviations or non-conformances, which could have caused or contributed to the reported event, were noted as part of the dhr.Complaint history review was performed for the reported lot number 1257729 for similar events and no other complaint was identified.Review completed utilizing keywords: dental: functional: loosening and dental: functional: damaged drive feature based on the investigation and risk management file review, the most likely root cause determined from the investigation was customer error.Therefore, based on the available information, a device malfunction did occur.The screw wouldn¿t thread into an in-house implant as intended.The reported drive feature event was confirmed.However, the reported loosening event was non-verifiable with all the available information.No further investigation or immediate capa / hhe/d escalation is required, as the complaint investigation did not confirm the products were nonconforming at the time of distribution, and no new failure mode, harm, or hazardous situation was identified through the investigation performed.At this time, the complaint investigation has been completed and the record will be closed.If additional information is received, the record will be re-opened for further evaluation.
Event or Problem Description
No further event information is available at the time of this report.

• Brand Name: TITANIUM HEXED UNISCREW
• Common Device Name: DENTAL SCREW
• Manufacturer (Section D): BIOMET 3I; 4555 riverside drive; palm beach gardens FL 33410
• Manufacturer (Section G): BIOMET 3I; 4555 riverside drive; palm beach gardens FL 33410
• Manufacturer Contact: carlos gordian-arroyo ; 4555 riverside drive; palm beach gardens, FL 33410 ; 5619713230
• MDR Report Key: 22201617
• Report Number: 0001038806-2025-01363
• Device Sequence Number: 12691384
• Product Code: NHA
• UDI-Device Identifier: 00844868017318
• UDI-Public: (01)00844868017318(17)270824(10)1257729
• Combination Product (Y/N): N
• Initial Reporter Country: SP
• PMA/510(K) Number: K072642
• Exemption Number: 5645646
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional
• Initial Reporter Occupation: Dentist
• Type of Report: Initial,Followup
• Report Date (Section B): 08/22/2025

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Other
• Device Catalogue Number: UNIHT
• Device Lot Number: 1257729
• Was Device Available for Evaluation?: No
• Date Returned to Manufacturer: 05/22/2025
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: Not provided
• Supplement Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 06/13/2025
• Supplement Report FDA Received Date: 08/22/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 08/25/2022
• Is the Device Labeled for Single Use? (Y/N): No
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Unknown
• Patient Sequence Number: 1
• Patient Sex: Unknown
• Patient Ethnicity: Non Hispanic