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GAMMA 1320-0191Recalls & reported problems

Stryker GmbH · Lag Screw Step Drill · Class 1

All models of GAMMA (249)

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

Adverse event reports
6
Deaths reported
0
Injuries reported
2
Recalls naming it
0

Summary

The FDA's MAUDE database contains 6 adverse event reports that list this exact device (DI 04546540713421), received between Mar 4, 2020 and Aug 21, 2025 — classified as 2 injuries, 4 malfunctions.

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

  • Break3
  • Fracture3
  • Device Difficult to Setup or Prepare1
  • Material Deformation1
  • Material Twisted/Bent1

Patient problems

  • Insufficient Information2
  • No Clinical Signs, Symptoms or Conditions2
  • Device Embedded In Tissue or Plaque1
  • Foreign Body In Patient1
  • Hemorrhage/Blood Loss/Bleeding1
  • Injury1

Recent adverse event reports

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

  • MalfunctionAug 21, 2025Break; Break

    IT WAS REPORTED THAT: "THE AUGER WAS DAMAGED WHEN IT RUBBED AGAINST A COMPONENT DURING THE SURGERY."

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 22861641 ↗
  • MalfunctionMay 12, 2025Material Deformation; Material Twisted/Bent; Material Deformation; Material Twisted/Bent

    AS REPORTED: "THE SURGEON REPORTS A PROBLEM WITH A GAMMA NAIL. THE LAG SCREW STEP DRILL IS TWISTED. "

    Patient problems: Insufficient Information

    MAUDE report 22004298 ↗
  • MalfunctionMay 18, 2023Break; Fracture; Break; Fracture

    AS REPORTED: "BROKEN PIECE AT SAN GERARDO HOSPITAL.".

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 16956876 ↗
  • MalfunctionJun 29, 2022Device Difficult to Setup or Prepare; Device Difficult to Setup or Prepare

    IT WAS REPORTED THAT THE DEVICE WAS NOT PASSING THROUGH.

    Patient problems: Insufficient Information

    MAUDE report 14852484 ↗
  • InjuryJun 27, 2022Break; Fracture; Break; Fracture

    THE FRONT PART OF A STEP DRILL (1320-0191) BROKE OFF DURING SURGERY AT (B)(6). THE BROKEN-OFF PART IS STILL IN THE PATIENT'S BONE. THE PROCEDURE WAS DELAYED BY 60 MIN.

    Patient problems: Foreign Body In Patient; Hemorrhage/Blood Loss/Bleeding

    MAUDE report 14830633 ↗
  • InjuryMar 4, 2020Fracture; Fracture

    SALES REP REPORTED THAT: "BREAKAGE OF THE GAMMA3 AUGER IN PER-OP. THE TIP OF THE AUGER REMAINED IN THE PATIENT IN THE FEMORAL HEAD. WE HAD TO LEAVE THE TIP OF THE AUGER IN THE FEMORAL HEAD, AS IT CANNOT BE REMOVED DESPITE EXTRACTION ATTEMPTS. A SHORTER CEPHALIC SCREW WAS INSTALLED, STOPPING JUST BEFORE THE BROKEN AUGER TIP." ADDITIONAL INFORMATION: DURING THE DRILLING AND THEN THE SCOPIC CONTROL, THE SURGEON NOTICED THAT 10MM WAS MISSING FROM THE LEVEL OF THE AUGER THAT BROKE INSIDE THE NECK WITHOUT ANY STRESS ON THE DRILL BIT. RE - INTERVENTION REQUIRED TO REMOVE THE PART OF THE DRILL BIT THAT WAS LEFT IN PLACE AND RETAKE IT, COMPLETE OSTEOSYNTHESIS.

    Patient problems: Device Embedded In Tissue or Plaque; Injury

    MAUDE report 9787950 ↗

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Sources and updates

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