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M-access® K-FILE A12MA02101512Recalls & reported problems

MAILLEFER INSTRUMENTS HOLDING Sàrl · Endodontic Instrument · Class 1

All models of M-access K-FILE (18)

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

Adverse event reports
4
Deaths reported
0
Injuries reported
1
Recalls naming it
0

Summary

The FDA's MAUDE database contains 4 adverse event reports that list this exact device (DI J003A12MA021015121), received between Aug 30, 2023 and Nov 13, 2025 — classified as 1 injury, 3 malfunctions.

The most frequently reported specific device problem is “Break” (4 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: 0 reportsMar 2025: 0 reportsApr 2025: 0 reportsMay 2025: 1 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: 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

  • Break4

Patient problems

  • Device Embedded In Tissue or Plaque2
  • Insufficient Information1
  • Pain1

Recent adverse event reports

The 4 most recent of 4 reports, in the reporter's own words as published by the FDA.

  • InjuryNov 13, 2025Break; Break

    IN THIS EVENT IT IS REPORTED THAT A K-FILE M-ACCESS 21MM 015, THE FILE BENT AND REPORTEDLY HAD POOR SHARPNESS. THE PATIENT EXPERIENCED PAIN. FURTHER INFORMATION REQUESTED.

    Patient problems: Pain

    MAUDE report 23541636 ↗
  • MalfunctionMay 7, 2025Break; Break

    IN THIS EVENT IT IS REPORTED THAT A K-FILE M-ACCESS 21 MM 015 FILE BROKE DURING USE. THE BROKEN PART WAS RETRIEVED BUT ACCIDENTAL TRAUMA WAS REPORTED. FURTHER INFORMATION REQUESTED.

    Patient problems: Insufficient Information

    MAUDE report 21977232 ↗
  • MalfunctionOct 5, 2023Break; Break

    IN THIS EVENT IT IS REPORTED THAT K-FILE M-ACCESS 21MM 015 FILE BROKE DURING USE. THE BROKE PART REMAINS IN THE ROOT CANAL. NO INJURY OCCURRED.

    Patient problems: Device Embedded In Tissue or Plaque

    MAUDE report 17877708 ↗
  • MalfunctionAug 30, 2023Break; Break

    IN THIS EVENT IT IS REPORTED THAT A K-FILE M-ACCESS 21MM 015 FILE BROKE DURING USE. THE BROKEN PART WAS NOT RETRIEVED. NO INJURY.

    Patient problems: Device Embedded In Tissue or Plaque

    MAUDE report 17649450 ↗

Other FILE, PULP CANAL, ENDODONTIC devices

All FILE, PULP CANAL, ENDODONTIC devices →

Sources and updates

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