MAUDE Adverse Event Report: MEDTRONIC IRELAND ONYX FRONTIER; CORONARY DRUG-ELUTING STENT

Model Number	ONYXNG25022UX
Medical Device Problem Code	Material Deformation (2976)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	01/05/2026
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that during a procedure involving one onyx frontier coronary drug eluting stent, stent deformation occurred in vivo during positioning.The stent was advanced through the lesion.The distal edge of the sent crimped due to under-prepping of the culprit area as a result of heavily calcification.The stent balloon was not inflated.There was no stent loss.Upon examination of the stent outside of the patient's body, the abnormality was noted.The stent was safely removed and a new stent was used.There was no damage noted to the packaging.The device was inspected with issues noted.Negative prep was performed with no issues.There was no injury to the patient.
Additional Manufacturer Narrative
Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Medtronic will submit a supplemental report if additional relevant information becomes known.
Additional Manufacturer Narrative
Additional information: the device was inspected with no issues noted.The lesion was pre-dilated.Annex d code added.Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.

• Brand Name: ONYX FRONTIER
• Common Device Name: CORONARY DRUG-ELUTING STENT
• Manufacturer (Section D): MEDTRONIC IRELAND; parkmore business park west; galway ; EI
• Manufacturer (Section G): MEDTRONIC IRELAND; parkmore business park west; galway ; EI
• Manufacturer Contact: alison sweeney ; parkmore business park west; galway ; EI ; 091708096
• MDR Report Key: 24386973
• Report Number: 9612164-2026-00904
• Device Sequence Number: 10567731
• Product Code: NIQ
• UDI-Device Identifier: 00763000511319
• UDI-Public: (01)00763000511319(17)281001(10)0013055945(20)01
• Combination Product (Y/N): N
• Initial Reporter State: CT
• Initial Reporter Country: US
• PMA/510(K) Number: P160043
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 03/25/2026

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: Health Professional
• Device Model Number: ONYXNG25022UX
• Device Catalogue Number: ONYXNG25022UX
• Device Lot Number: 0013055945
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 01/21/2026
• Supplement Date Received by Manufacturer: 03/10/2026
• Initial Report FDA Received Date: 02/19/2026
• Supplement Report FDA Received Date: 03/25/2026
• Date Device Manufactured: 10/02/2025
• 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
• Patient Sex: Unknown