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N/A 945EEX901Recalls & reported problems

Medtronic Sofamor Danek, Inc. · EXTENDER 945EEX901 STIMULATOR · Class 2

Data updated Oct 16, 2026 from official FDA records · Editorial policy

Adverse event reports
6
Deaths reported
0
Injuries reported
0
Recalls naming it
0

Summary

The FDA's MAUDE database contains 6 adverse event reports that list this exact device (DI 00643169071865), received between Nov 12, 2018 and Apr 24, 2026 — classified as 6 malfunctions.

The most frequently reported specific device problem is “Use of Device Problem” (3 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 16, 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: 0 reportsJun 2024: 0 reportsJul 2024: 0 reportsAug 2024: 0 reportsSep 2024: 0 reportsOct 2024: 0 reportsNov 2024: 0 reportsDec 2024: 0 reportsJan 2025: 0 reportsFeb 2025: 1 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: 1 reportsDec 2025: 0 reportsJan 2026: 0 reportsFeb 2026: 0 reportsMar 2026: 0 reportsApr 2026: 1 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

  • Use of Device Problem3
  • Device Sensing Problem2
  • Break1
  • Intermittent Continuity1
  • Noise, Audible1
  • Unable to Obtain Readings1

Patient problems

  • No Clinical Signs, Symptoms or Conditions3
  • Insufficient Information1
  • No Consequences Or Impact To Patient1
  • No Known Impact Or Consequence To Patient1

Recent adverse event reports

The 6 most recent of 6 reports, in the reporter's own words as published by the FDA.

  • MalfunctionApr 24, 2026Device Sensing Problem

    IT WAS REPORTED THAT INTRA-OP, LEFT PORT IN ROW 1 STOPPED  WORKING AND PROGRAMMING WAS CHANGED TO ROW 2 AND WORKED FOR SEVERAL MINUTES THEN ALL PORTS STOPPED WORKING.  A SECOND STIM BOX WAS REPLACED AND ONLY ABOUT 10 MIN OF THE SURGERY WERE SSEPS NOT MONITORED. THERE WAS NO PATIENT IMPACT.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 24975655 ↗
  • MalfunctionNov 17, 2025Use of Device Problem; Use of Device Problem

    IT WAS REPORTED THAT THE DEVICE FAILED THE SELF STIM AND THE RIGHT PORT WAS DAMAGED. THERE WAS NO KNOWN PATIENT IMPACT.

    Patient problems: Insufficient Information

    MAUDE report 23566207 ↗
  • MalfunctionFeb 25, 2025Unable to Obtain Readings; Unable to Obtain Readings

    IT WAS REPORTED THAT PRIOR TO USE, IT WAS FOUND THAT THERE WAS NO SIGNAL AND 2 R BAD. THERE WAS NO PATIENT INVOLVED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 21455703 ↗
  • MalfunctionJul 29, 2022Use of Device Problem; Use of Device Problem

    IT IS REPORTED THAT DEVICE EXPERIENCING COMPLETE FAILURE. THERE IS NO PATIENT INJURY.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 15136227 ↗
  • MalfunctionSep 12, 2019Break; Intermittent Continuity; Device Sensing Problem; Noise, Audible; Break; Intermittent Continuity; Device Sensing Problem; Noise, Audible

    A HEALTH CARE PROVIDER REPORTED THAT THE DEVICE GET INTERMITTENT MILD NOISE AGAIN AND THE MEP (MOTOR EVOKED POTENTIALS) FUNCTION DOES NOT SEEM TO WORK ALL THE TIME. SWITCHED PORT FOR MEP FROM THE LEFT TO RIGHT BUT HAVEN'T MONITORED ENOUGH CASES NEEDING MOTORS TO DETERMINE IF THAT IS REALLY THE PROBLEM. AT THE START OF CASES, ABLE TO ELICIT MEPS BUT AT THE END NOTHING WAS RECORDED. NOW, THE HCP WAS HEARING SOMETHING INSIDE THE BOX RATTLING; SOMETHING WAS BROKEN. THE PROBLEM HAS OCCURRED INTERMITTENTLY. THERE WAS NO IMPACT ON PATIENT OR SURGEON. ADDITIONAL INFORMATION RECEIVED STATED THAT THE PORT WAS CHANGED.

    Patient problems: No Consequences Or Impact To Patient

    MAUDE report 9005697 ↗
  • MalfunctionNov 12, 2018Use of Device Problem; Use of Device Problem

    A HEALTH CARE PROFESSIONAL (HCP) REPORTED THAT THE AMPLIFIER AND STIMULATORS WERE NOT WORKING. THERE WAS NO KNOWN PATIENT IMPACT REPORTED.

    Patient problems: No Known Impact Or Consequence To Patient

    MAUDE report 8061505 ↗

Other STIMULATOR, ELECTRICAL, EVOKED RESPONSE devices

All STIMULATOR, ELECTRICAL, EVOKED RESPONSE devices →

Sources and updates

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