MAUDE Adverse Event Report: DENTSPLY SIRONA ORTHODONTICS INC. NONTEMPLATE ALIGNER ARCH; ALIGNER, SEQUENTIAL

Catalog Number	00856379007023
Medical Device Problem Code	Patient-Device Incompatibility (2682)
Health Effect - Clinical Code	Deformity/ Disfigurement (2360)
Date of Event	05/05/2026
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Since this event resulted in a serious injury, it is reportable per 21 cfr part 803.The device is available for evaluation, though has not been returned as of this report.Evaluation results will be submitted as they become available.
Event or Problem Description
In this case it is reported that a patient using nontemplate aligner arch experienced back molars that have flared out then when treatment first started and an unintended posterior open bite.

• Brand Name: NONTEMPLATE ALIGNER ARCH
• Common Device Name: ALIGNER, SEQUENTIAL
• Manufacturer (Section D): DENTSPLY SIRONA ORTHODONTICS INC.; 2350 campbell creek blvd. suit; richardson TX 75082
• Manufacturer (Section G): DENTSPLY SIRONA ORTHODONTICS INC.; 2350 campbell creek blvd. suit; richardson TX 75082
• Manufacturer Contact: dan eagar ; 221 west philadelphia st.; york, PA 17401 ; 7178457511
• MDR Report Key: 25149991
• Report Number: 1649995-2026-00017
• Device Sequence Number: 16134966
• Product Code: NXC
• UDI-Device Identifier: 00856379007023
• UDI-Public: 00856379007023
• Combination Product (Y/N): N
• Initial Reporter State: AZ
• Initial Reporter Country: US
• PMA/510(K) Number: K171860
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Dentist
• Type of Report: Initial
• Report Date (Section B): 05/12/2026

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: Lay User/Patient
• Device Catalogue Number: 00856379007023
• Device Lot Number: 11243393
• Is the Reporter a Health Professional?: Yes
• Distributor Facility Aware Date: 05/08/2026
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 05/08/2026
• Initial Report FDA Received Date: 05/12/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 10/08/2025
• 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: A
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 26 YR
• Patient Sex: Female