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Ilesto 7 VR-T DF4 US 383580Recalls & reported problems

BIOTRONIK SE & Co. KG · Class 3 · Implant

Data updated Oct 18, 2026 from official FDA records · Editorial policy

Adverse event reports
16
Deaths reported
0
Injuries reported
0
Recalls naming it
0

Summary

The FDA's MAUDE database contains 16 adverse event reports that list this exact device (DI 04035479125363), received between Nov 19, 2018 and Jan 16, 2025 — classified as 16 malfunctions.

The most frequently reported specific device problem is “Premature Elective Replacement Indicator” (10 reports).

Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 18, 2026.

Reports received per month

Nov 2023: 0 reportsDec 2023: 0 reportsJan 2024: 0 reportsFeb 2024: 0 reportsMar 2024: 0 reportsApr 2024: 0 reportsMay 2024: 1 reportsJun 2024: 1 reportsJul 2024: 0 reportsAug 2024: 0 reportsSep 2024: 0 reportsOct 2024: 0 reportsNov 2024: 0 reportsDec 2024: 0 reportsJan 2025: 1 reportsFeb 2025: 0 reportsMar 2025: 0 reportsApr 2025: 0 reportsMay 2025: 0 reportsJun 2025: 0 reportsJul 2025: 0 reportsAug 2025: 0 reportsSep 2025: 0 reportsOct 2025: 0 reportsNov 2025: 0 reportsDec 2025: 0 reportsJan 2026: 0 reportsFeb 2026: 0 reportsMar 2026: 0 reportsApr 2026: 0 reportsMay 2026: 0 reportsJun 2026: 0 reportsJul 2026: 0 reportsAug 2026: 0 reportsSep 2026: 0 reportsOct 2026: 0 reports2024202520261
Last 36 months. The most recent month may be incomplete.

Most reported problems

Device problems

  • Premature Elective Replacement Indicator10
  • Premature End-of-Life Indicator5
  • Battery Problem1
  • Failure to Interrogate1

Patient problems

  • No Clinical Signs, Symptoms or Conditions15
  • No Known Impact Or Consequence To Patient1

Recent adverse event reports

The 16 most recent of 16 reports, in the reporter's own words as published by the FDA.

  • MalfunctionJan 16, 2025Premature End-of-Life Indicator; Premature End-of-Life Indicator

    THIS DEVICE IS AT EOS INDICATION WITH UNEXPECTED BATTERY BEHAVIOR. NO ADVERSE PATIENT EVENTS REPORTED. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE, THIS REPORT WILL BE UPDATED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 21174389 ↗
  • MalfunctionJun 19, 2024Failure to Interrogate; Premature End-of-Life Indicator; Failure to Interrogate; Premature End-of-Life Indicator

    DEVICE EXPLANTED DUE TO EOS INDICATION WITH UNEXPECTED BATTERY BEHAVIOR AND UNABLE TO INTERROGATE. NO ADVERSE PATIENT EVENTS WERE REPORTED. SHOULD ADDITIONAL INFORMATION BE RECEIVED, THIS FILE WILL BE UPDATED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 19569750 ↗
  • MalfunctionMay 20, 2024Premature End-of-Life Indicator; Premature End-of-Life Indicator

    DEVICE EXPLANTED DUE TO EOS INDICATION WITH UNEXPECTED BATTERY BEHAVIOR. NO ADVERSE PATIENT EVENTS WERE REPORTED. SHOULD ADDITIONAL INFORMATION BE RECEIVED, THIS FILE WILL BE UPDATED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 19354764 ↗
  • MalfunctionOct 2, 2023Premature Elective Replacement Indicator; Premature Elective Replacement Indicator

    DEVICE EXPLANTED DUE TO ERI INDICATION WITH UNEXPECTED BATTERY BEHAVIOR. NO ADVERSE PATIENT EVENTS WERE REPORTED. SHOULD ADDITIONAL INFORMATION BE RECEIVED, THIS FILE WILL BE UPDATED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 17856899 ↗
  • MalfunctionFeb 15, 2023Premature Elective Replacement Indicator; Premature Elective Replacement Indicator

    DEVICE EXPLANTED DUE TO ERI INDICATION WITH UNEXPECTED BATTERY BEHAVIOR. NO ADVERSE PATIENT EVENTS WERE REPORTED. SHOULD ADDITIONAL INFORMATION BE RECEIVED, THIS FILE WILL BE UPDATED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 16378274 ↗
  • MalfunctionFeb 15, 2023Premature Elective Replacement Indicator; Premature Elective Replacement Indicator

    DEVICE EXPLANTED DUE TO ERI INDICATION WITH UNEXPECTED BATTERY BEHAVIOR. NO ADVERSE PATIENT EVENTS WERE REPORTED. SHOULD ADDITIONAL INFORMATION BE RECEIVED, THIS FILE WILL BE UPDATED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 16378255 ↗
  • MalfunctionSep 15, 2022Premature Elective Replacement Indicator; Premature Elective Replacement Indicator

    THIS DEVICE SHOWS ERI WITH UNEXPECTED BATTERY BEHAVIOR. DEVICE REMAINS IMPLANTED. NO ADVERSE PATIENT EVENTS WERE REPORTED. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE, THIS FILE WILL BE UPDATED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 15433364 ↗
  • MalfunctionSep 13, 2022Premature Elective Replacement Indicator; Premature Elective Replacement Indicator

    DEVICE IS AT ERI INDICATION WITH UNEXPECTED BATTERY BEHAVIOR. NO ADVERSE PATIENT EVENTS WERE REPORTED. SHOULD ADDITIONAL INFORMATION BE RECEIVED, THIS FILE WILL BE UPDATED. PLEASE NOTE THIS ICD IS AFFECTED BY A FIELD SAFETY CORRECTIVE ACTION, BIO-LQC, INITIATED IN MARCH 2021.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 15412815 ↗
  • MalfunctionJan 31, 2022Premature Elective Replacement Indicator; Premature Elective Replacement Indicator

    DEVICE IS AT ERI INDICATION WITH UNEXPECTED BATTERY BEHAVIOR. NO ADVERSE PATIENT EVENTS WERE REPORTED. SHOULD ADDITIONAL INFORMATION BE RECEIVED, THIS FILE WILL BE UPDATED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 13395745 ↗
  • MalfunctionOct 5, 2021Premature End-of-Life Indicator; Premature End-of-Life Indicator

    DEVICE EXPLANTED DUE TO EOS. NO ADVERSE PATIENT EVENTS REPORTED. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE, IT WILL BE ADDED TO THIS FILE.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 12579833 ↗
  • MalfunctionSep 27, 2021Premature Elective Replacement Indicator; Premature Elective Replacement Indicator

    DEVICE EXPLANTED. PREMATURE ERI STATUS TRIPPED ON HOME MONITORING, DUE TO RECOMMENDATIONS AND THE DEVICE BEING ON THE AFFECTED LIST, IT WAS REPLACED. NO ADVERSE PATIENT EVENTS REPORTED. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE, IT WILL BE ADDED TO THIS FILE.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 12533029 ↗
  • MalfunctionSep 23, 2021Premature Elective Replacement Indicator; Premature Elective Replacement Indicator

    HOME MONITORING DETECTED ERI ON (B)(6) 2021. BATTERY WAS MEASURED AT 62 PERCENT ON (B)(6) 2020. DEVICE WAS EXPLANTED ON (B)(6) 2021 DUE TO ERI WITH PREMATURE BATTERY DEPLETION AND RETURNED FOR ANALYSIS. NO ADVERSE PATIENT EVENTS REPORTED. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE, IT WILL BE ADDED TO THIS FILE.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 12518362 ↗
  • MalfunctionSep 17, 2021Premature Elective Replacement Indicator; Premature Elective Replacement Indicator

    DEVICE REMAINS IMPLANTED. (B)(6) REPORTED UNEXPECTED ERI ON (B)(6) 2021. ON (B)(6) 2021. (B)(6) REPORTED 54 PERCENT BATTERY. NO ADVERSE PATIENT EVENTS REPORTED. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE, IT WILL BE ADDED TO THIS FILE.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 12492705 ↗
  • MalfunctionJul 28, 2021Premature End-of-Life Indicator; Premature End-of-Life Indicator

    DEVICE WENT FROM ERI A WEEK AGO, TO EOS DAY OF EXPLANT. NO ADVERSE PATIENT EVENTS WERE REPORTED. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE, THIS FILE WILL BE UPDATED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 12243092 ↗
  • MalfunctionMar 26, 2021Premature Elective Replacement Indicator; Premature Elective Replacement Indicator

    DEVICE WENT FROM 59 PERCENT TO ERI OVERNIGHT. DEVICE REMAINS IMPLANTED. NO ADVERSE PATIENT EVENTS WERE REPORTED. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE, THIS FILE WILL BE UPDATED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 11575149 ↗
  • MalfunctionNov 19, 2018Battery Problem; Battery Problem

    THIS DEVICE ALERTED ERI VIA HOME MONITORING ON (B)(6) 2018. AN ANALYSIS OF THE DEVICE DATA INDICATED THAT THE DEVICE SHOULD BE REPLACED. IT WAS EXPLANTED AND REPLACED ON (B)(6) 2018.

    Patient problems: No Known Impact Or Consequence To Patient

    MAUDE report 8084573 ↗

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Sources and updates

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