NA M-4D-G1Recalls & reported problems

Summary

The FDA's MAUDE database contains 2 adverse event reports that list this exact device (DI 00845384012733), received between Oct 22, 2021 and Jun 30, 2022 — classified as 2 malfunctions.

The most frequently reported specific device problem is “Separation Problem” (2 reports).

39 other recalls cover devices cleared under the same FDA submission (K113476); they may or may not involve this specific model.

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.

Most reported problems

Recent adverse event reports

The 2 most recent of 2 reports, in the reporter's own words as published by the FDA.

• MalfunctionJun 30, 2022Excessive Heating; Separation Problem; Excessive Heating; Separation Problem

  THIS IS REPORT 2 OF 2 OF THE EVENT. IT WAS REPORTED FROM TAIWAN THAT THE ATTACHMENT DEVICE BECAME UNUSUALLY WARM WHILE IN USE WITH A CUTTER DEVICE. IT WAS FURTHER REPORTED THAT THE CUTTER DEVICE WAS STUCK INSIDE THE ATTACHMENT DEVICE AND IT WAS BELIEVED THAT THE CUTTER DEVICE COULD NOT BE PULLED OUT AFTER SURGERY BECAUSE OF THE BEARING INSIDE THE ATTACHMENT DEVICE AND THIS CAUSE THE TEMPERATURE TO RISE. IT WAS NOT REPORTED IF THE DEVICE WAS USED IN SURGERY, OR IF THERE WAS PATIENT INVOLVEMENT. IT WAS NOT REPORTED IF THERE WERE ANY DELAYS IN A SURGICAL PROCEDURE OR IF A SPARE DEVICE WAS AVAILABLE. THERE WERE NO REPORTS OF INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. THE EXACT DATE OF THE EVENT WAS UNKNOWN. HOWEVER, IT WAS REPORTED THAT THE EVENT OCCURRED IN 2022. ALL AVAILABLE INFORMATION HAS BEEN DISCLOSED. IF ADDITIONAL INFORMATION SHOULD BECOME AVAILABLE, A SUPPLEMENTAL MEDWATCH REPORT WILL BE SUBMITTED ACCORDINGLY.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 14874311 ↗
• MalfunctionOct 22, 2021Dull, Blunt; Separation Problem; Dull, Blunt; Separation Problem

  IT WAS REPORTED FROM (B)(6) THAT DURING SERVICE AND EVALUATION, IT WAS DETERMINED THAT THE SAW BLADE OF THE CUTTER DEVICE WAS HEAVILY WORN. IT WAS NOTED THAT THE DEVICE WAS RECEIVED TOGETHER WITH A DEDICATED ATTACHMENT. THE CUTTER DEVICE COULD BE REMOVED AND SHOWED HEAVY SIGNS OF WEAR. IT WAS NOTED THAT ON HEIGHTS OF THE ATTACHMENT BEARINGS CORROSION COULD BE DETECTED, AND ON ONE BEARING LOCATION A FRICTIONAL GROOVE WAS DETECTED. IT WAS NOTED IN THE SERVICE ORDER THAT THE CUTTER COULD NOT BE REMOVED, AND THE ATTACHMENT DEVICE BECAME UNUSUALLY WARM. THIS EVENT DID NOT OCCUR DURING SURGERY. THERE WAS NO PATIENT INVOLVEMENT. THERE WERE NO REPORTS OF INJURIES, MEDICAL INTERVENTION, OR PROLONGED HOSPITALIZATION. THE EXACT DATE OF THE EVENT WAS NOT REPORTED, HOWEVER, IT WAS REPORTED THAT THE EVENT OCCURRED IN 2021. ALL AVAILABLE INFORMATION HAS BEEN DISCLOSED. IF ADDITIONAL INFORMATION SHOULD BECOME AVAILABLE, A SUPPLEMENTAL MEDWATCH WILL BE SUBMITTED ACCORDINGLY.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 12681322 ↗

Recalls under the same FDA submission

These recalls involve devices cleared under K113476. One submission often covers many models, so check the product and lot details in each record.

• Z-2838-2016 · Aug 26, 2016 · Terminated
  G1 Dissection Tool - 3mm CRS DBALL, 2mm SHAFT EXP, M; For cutting and shaping bone including spine and cranium.
• Z-2837-2016 · Aug 26, 2016 · Terminated
  G1 Dissection Tool - 7mm FBALL L; For cutting and shaping bone including spine and cranium.
• Z-2840-2016 · Aug 26, 2016 · Terminated
  G1 Dissection Tool - 6MM CRS DBALL, 2mm Shaft EXP, M; For cutting and shaping bone including spine and cranium.
• Z-2839-2016 · Aug 26, 2016 · Terminated
  G1 Dissection Tool - 3mm FLUTED BALL; For cutting and shaping bone including spine and cranium.
• Z-2285-2015 · Apr 13, 2015 · Terminated
  ANSPACH - Fluted Drum, Side Cut Only; 7MM x 14MM REF L-7DRC-G1 Cutting shaping bone including spine and cranium.
• Z-2282-2015 · Apr 13, 2015 · Terminated
  ANSPACH - Extra Coarse Diamond Drum, 6.8MM x 10.6MM REF L-68DRMDX-G1 Cutting shaping bone including spine and cranium.
• Z-2280-2015 · Apr 13, 2015 · Terminated
  ANSPACH - Fluted Drum, Side Cut only 10MM x 14MM , REF L-10DRC-G1 Cutting shaping bone including spine and cranium.
• Z-2311-2015 · Apr 13, 2015 · Terminated
  ANSPACH - 5MM Coarse Diamond Ball, 22MM Shaft Exposure; REF S-5DC-22-G1 Cutting shaping bone including spine and cranium.
• Z-2308-2015 · Apr 13, 2015 · Terminated
  ANSPACH - 4MM Diamond Ball, Extends 27MM; REF S-4D-L-G1 all lot numbers Cutting shaping bone including spine and cranium.
• Z-2295-2015 · Apr 13, 2015 · Terminated
  ANSPACH - 5MM Fluted Ball, 2 mm Shaft Exposure; REF M-5B-2-G1. Cutting shaping bone including spine and cranium.
• Z-2304-2015 · Apr 13, 2015 · Terminated
  ANSPACH -1.5MM x 7.5MM Cylindrical Carbide Drum, Extends 25MM; REF S-15DRMC-L-G1. Cutting shaping bone including spine and cranium.
• Z-2299-2015 · Apr 13, 2015 · Terminated
  ANSPACH - 7MM Fluted Acorn; REF M-7AC-G1 Cutting shaping bone including spine and cranium.
• Z-2303-2015 · Apr 13, 2015 · Terminated
  ANSPACH - 5MM Fluted Ball, Extends 27MM; REF M-5B-27-G1. Cutting shaping bone including spine and cranium.
• Z-2288-2015 · Apr 13, 2015 · Terminated
  ANSPACH - 8MM x 14MM Fluted Drum, Side Cut Only; REF L-8DRC-G1. Cutting shaping bone including spine and cranium.
• Z-2307-2015 · Apr 13, 2015 · Terminated
  ANSPACH -4MM Coarse Diamond Ball, 22MM Shaft Exposure; REF S-4DC-22-G1 Cutting shaping bone including spine and cranium.

…and 24 more.