FDA Adverse Event Malfunction Summary report: N

FORTIFY ASSURA VR ICD, US

MDR report key: 24492128 · Received March 2, 2026

Report

Report Number
2017865-2026-04336
Event Type
Malfunction
Date Received
March 2, 2026
Date of Event
August 21, 2025
Report Date
March 24, 2026
Manufacturer
ST. JUDE MEDICAL, INC.(CRM-SYLMAR)
Product Code
LWS
UDI-DI
05414734507974
PMA / PMN Number
P910023
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NH, US
Reporter Occupation
NURSE
Health Professional
Yes

Narratives

Description of Event or Problem · 0

NEW INFORMATION RECEIVED NOTES THE PATIENT WAS ASYMPTOMATIC. NO CHANGES WERE MADE TO FULLY ADDRESS THE UNDERSENSING AS THE OBSERVATION WAS RARE, BUT SOME PROGRAMMING CHANGES WERE MADE TO TACHYCARDIA ZONES. THERE WERE NO OTHER COMPLAINTS ON THE IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD). THE ICD WAS MONITORED. THE PATIENT WAS STABLE.

Description of Event or Problem · 0

IT WAS REPORTED THAT PREMATURE VENTRICULAR CONTRACTIONS (PVCS) FOLLOWED BY R WAVES UNDERSENSED BY THE IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD) WERE OBSERVED. PROGRAMMING CHANGES WERE RECOMMENDED. THERE WERE NO PATIENT CONSEQUENCES.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
585233 FORTIFY ASSURA VR ICD, US IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (NON-CRT) LWS ST. JUDE MEDICAL, INC.(CRM-SYLMAR) CD1357-40Q A000100984 05414734507974

Patients

Seq Age Sex Outcome Treatment
1 NA Male OPTISURE MRI