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NA P-CRN-G1Recalls & reported problems

Synthes GmbH · 1.4 mm x 12.8 mm Fluted Router. Use with CRANI-P-G1, CRANI-P Attachments. · Class 2

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

Adverse event reports
15
Deaths reported
0
Injuries reported
0
Recalls naming it
0

Summary

The FDA's MAUDE database contains 15 adverse event reports that list this exact device (DI 00845384012634), received between May 22, 2019 and Feb 13, 2024 — classified as 15 malfunctions.

The most frequently reported specific device problem is “Fracture” (8 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 18, 2026.

Reports received per month

Nov 2023: 0 reportsDec 2023: 0 reportsJan 2024: 0 reportsFeb 2024: 1 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: 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

  • Fracture8
  • Material Fragmentation7

Patient problems

  • No Consequences Or Impact To Patient8
  • No Clinical Signs, Symptoms or Conditions7

Recent adverse event reports

The 15 most recent of 15 reports, in the reporter's own words as published by the FDA.

  • MalfunctionFeb 13, 2024Material Fragmentation; Material Fragmentation

    IT WAS REPORTED THAT DURING AN UNSPECIFIED SURGICAL PROCEDURE, IT WAS DISCOVERED THAT THE CUTTER DEVICE BROKE IN TWO PIECES WHILE TURNING A FLAP. IT WAS REPORTED THAT THERE WERE NO DELAYS IN THE SURGICAL PROCEDURE. THERE WAS PATIENT INVOLVEMENT REPORTED. THERE WERE NO REPORTS OF INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. 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 18695079 ↗
  • MalfunctionJul 11, 2023Material Fragmentation; Material Fragmentation

    THIS IS REPORT 2 OF 2 OF THE SAME EVENT: IT WAS REPORTED THAT DURING AN UNSPECIFIED SURGICAL PROCEDURE, IT WAS DISCOVERED THAT THE CUTTER DEVICES HAD BREAKAGE ISSUES. IT WAS NOT REPORTED IF THERE WERE ANY DELAYS IN THE SURGICAL PROCEDURE OR IF SPARE DEVICES WERE AVAILABLE FOR USE. THERE WAS PATIENT INVOLVEMENT REPORTED. THERE WERE NO REPORTS OF INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. THE EXACT DATE OF THE EVENT WAS UNKNOWN. 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 17299837 ↗
  • MalfunctionJul 11, 2023Material Fragmentation; Material Fragmentation

    THIS IS REPORT 1 OF 2 OF THE SAME EVENT: IT WAS REPORTED THAT DURING AN UNSPECIFIED SURGICAL PROCEDURE, IT WAS DISCOVERED THAT THE CUTTER DEVICES HAD BREAKAGE ISSUES. IT WAS NOT REPORTED IF THERE WERE ANY DELAYS IN THE SURGICAL PROCEDURE OR IF SPARE DEVICES WERE AVAILABLE FOR USE. THERE WAS PATIENT INVOLVEMENT REPORTED. THERE WERE NO REPORTS OF INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. THE EXACT DATE OF THE EVENT WAS UNKNOWN. 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 17299834 ↗
  • MalfunctionJul 7, 2023Material Fragmentation; Material Fragmentation

    IT WAS REPORTED THAT THE SALE REP WAS NOTIFIED ON JUNE 23RD THAT THE P-CRN-G1 ON THREE DIFFERENT CASES, TWO DIFFERENT PHYSICIANS, HAD BREAKAGE PROBLEMS WITH THE EG1 CUTTER. A TOTAL OF 5 BURRS BROKE DURING THE PROCEDURE. NO INJURIES OCCURRED. THE ISSUE WAS OBSERVED DURING SURGERY. THERE WERE NO REPORTS OF INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. IT WAS REPORTED THAT THERE WAS NO FURTHER INFORMATION REGARDING THE ISSUE. ALL AVAILABLE INFORMATION HAS BEEN DISCLOSED. NO FURTHER INFORMATION WAS PROVIDED.

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 17280197 ↗
  • MalfunctionJul 7, 2023Material Fragmentation; Material Fragmentation

    IT WAS REPORTED THAT DURING AN UNSPECIFIED SURGICAL PROCEDURE, IT WAS DISCOVERED THAT THE CUTTER DEVICE HAD BROKEN. IT WAS NOT REPORTED IF THERE WERE ANY DELAYS TO THE SURGICAL PROCEDURE. IT WAS NOT REPORTED IF A SPARE DEVICE WAS AVAILABLE FOR USE. THERE WERE NO REPORTS OF INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. THE EXACT DATE OF THE EVENT WAS UNKNOWN. 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 17280180 ↗
  • MalfunctionJul 3, 2023Material Fragmentation; Material Fragmentation

    IT WAS REPORTED THAT DURING AN UNSPECIFIED SURGICAL PROCEDURE, IT WAS OBSERVED THAT THE CUTTER DEVICES HAD BREAKAGE PROBLEMS AND FRACTURED. IT WAS NOT REPORTED IF THERE WERE ANY DELAYS IN THE SURGICAL PROCEDURE OR WHETHER A SPARE DEVICE WAS AVAILABLE FOR USE. THERE WAS PATIENT INVOLVEMENT. THERE WERE NO INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. 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 17246925 ↗
  • MalfunctionJan 5, 2022Material Fragmentation; Material Fragmentation

    IT WAS REPORTED THAT DURING AN UNSPECIFIED SURGICAL PROCEDURE, IT WAS DISCOVERED THAT THE CUTTER DEVICE BROKE. IT WAS FURTHER REPORTED THAT THE CUTTER DEVICE SNAPPED IN HALF. IT WAS NOT REPORTED IF THERE WERE ANY DELAYS TO THE SURGICAL PROCEDURE. IT WAS NOT REPORTED IF A SPARE DEVICE WAS AVAILABLE FOR USE. THERE WAS PATIENT INVOLVEMENT REPORTED. THERE WERE NO REPORTS OF INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. 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 13169972 ↗
  • MalfunctionJul 24, 2019Fracture; Fracture

    THIS IS REPORT 3 OF 3 FOR THE SAME EVENT. IT WAS REPORTED FROM TAIWAN THAT DURING AN UNSPECIFIED SURGICAL PROCEDURE, IT WAS OBSERVED THAT THREE CUTTER DEVICES BROKE WHEN THE DOCTOR WAS DRILLING A HOLE. IT WAS NOT REPORTED IF THERE WERE ANY DELAYS IN THE SURGICAL PROCEDURE OR WHETHER A SPARE DEVICE WAS AVAILABLE FOR USE. THERE WAS PATIENT INVOLVEMENT. THERE WERE NO INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. THE EXACT DATE OF THIS EVENT WAS UNKNOWN BUT WAS NOTED TO HAVE OCCURRED IN 2019. ALL AVAILABLE INFORMATION HAS BEEN DISCLOSED. IF ADDITIONAL INFORMATION SHOULD BECOME AVAILABLE, A SUPPLEMENTAL MEDWATCH WILL BE SUBMITTED ACCORDINGLY.

    Patient problems: No Consequences Or Impact To Patient

    MAUDE report 8821502 ↗
  • MalfunctionJul 24, 2019Fracture; Fracture

    THIS IS REPORT 1 OF 3 FOR THE SAME EVENT. IT WAS REPORTED FROM (B)(6) THAT DURING AN UNSPECIFIED SURGICAL PROCEDURE, IT WAS OBSERVED THAT THREE CUTTER DEVICES BROKE WHEN THE DOCTOR WAS DRILLING A HOLE. IT WAS NOT REPORTED IF THERE WERE ANY DELAYS IN THE SURGICAL PROCEDURE OR WHETHER A SPARE DEVICE WAS AVAILABLE FOR USE. THERE WAS PATIENT INVOLVEMENT. THERE WERE NO INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. THE EXACT DATE OF THIS EVENT WAS UNKNOWN BUT WAS NOTED TO HAVE OCCURRED IN 2019. ALL AVAILABLE INFORMATION HAS BEEN DISCLOSED. IF ADDITIONAL INFORMATION SHOULD BECOME AVAILABLE, A SUPPLEMENTAL MEDWATCH WILL BE SUBMITTED ACCORDINGLY.

    Patient problems: No Consequences Or Impact To Patient

    MAUDE report 8821500 ↗
  • MalfunctionJul 24, 2019Fracture; Fracture

    THIS IS REPORT 2 OF 3 FOR THE SAME EVENT. IT WAS REPORTED FROM (B)(6) THAT DURING AN UNSPECIFIED SURGICAL PROCEDURE, IT WAS OBSERVED THAT THREE CUTTER DEVICES BROKE WHEN THE DOCTOR WAS DRILLING A HOLE. IT WAS NOT REPORTED IF THERE WERE ANY DELAYS IN THE SURGICAL PROCEDURE OR WHETHER A SPARE DEVICE WAS AVAILABLE FOR USE. THERE WAS PATIENT INVOLVEMENT. THERE WERE NO INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. THE EXACT DATE OF THIS EVENT WAS UNKNOWN BUT WAS NOTED TO HAVE OCCURRED IN 2019. ALL AVAILABLE INFORMATION HAS BEEN DISCLOSED. IF ADDITIONAL INFORMATION SHOULD BECOME AVAILABLE, A SUPPLEMENTAL MEDWATCH WILL BE SUBMITTED ACCORDINGLY.

    Patient problems: No Consequences Or Impact To Patient

    MAUDE report 8821499 ↗
  • MalfunctionMay 22, 2019Fracture; Fracture

    THIS IS EVENT 5 OF 5 OF THE SAME EVENT. IT WAS REPORTED THAT DURING A CRANIOSYNOSTOSIS SURGICAL PROCEDURE, IT WAS OBSERVED THAT FIVE CUTTER DEVICES SNAPPED IN HALF. ACCORDING TO THE SURGEON THE CUTTER DEVICES BROKE ROUGHLY FIFTEEN MINUTES INTO USE, WITHOUT AGGRESSIVELY DRILLING. IT WAS UNKNOWN IF THERE WERE DELAYS TO THE SURGICAL PROCEDURE. THERE WAS PATIENT INVOLVEMENT. THERE WERE NO INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. ALL AVAILABLE INFORMATION HAS BEEN DISCLOSED. IF ADDITIONAL INFORMATION SHOULD BECOME AVAILABLE, A SUPPLEMENTAL MEDWATCH WILL BE SUBMITTED ACCORDINGLY.

    Patient problems: No Consequences Or Impact To Patient

    MAUDE report 8634735 ↗
  • MalfunctionMay 22, 2019Fracture; Fracture

    THIS IS EVENT 3 OF 5 OF THE SAME EVENT. IT WAS REPORTED THAT DURING A CRANIOSYNOSTOSIS SURGICAL PROCEDURE, IT WAS OBSERVED THAT FIVE CUTTER DEVICES SNAPPED IN HALF. ACCORDING TO THE SURGEON THE CUTTER DEVICES BROKE ROUGHLY FIFTEEN MINUTES INTO USE, WITHOUT AGGRESSIVELY DRILLING. IT WAS UNKNOWN IF THERE WERE DELAYS TO THE SURGICAL PROCEDURE. THERE WAS PATIENT INVOLVEMENT. THERE WERE NO INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. ALL AVAILABLE INFORMATION HAS BEEN DISCLOSED. IF ADDITIONAL INFORMATION SHOULD BECOME AVAILABLE, A SUPPLEMENTAL MEDWATCH WILL BE SUBMITTED ACCORDINGLY.

    Patient problems: No Consequences Or Impact To Patient

    MAUDE report 8634733 ↗
  • MalfunctionMay 22, 2019Fracture; Fracture

    THIS IS EVENT 1 OF 5 OF THE SAME EVENT. IT WAS REPORTED THAT DURING A CRANIOSYNOSTOSIS SURGICAL PROCEDURE, IT WAS OBSERVED THAT FIVE CUTTER DEVICES SNAPPED IN HALF. ACCORDING TO THE SURGEON THE CUTTER DEVICES BROKE ROUGHLY FIFTEEN MINUTES INTO USE, WITHOUT AGGRESSIVELY DRILLING. IT WAS UNKNOWN IF THERE WERE DELAYS TO THE SURGICAL PROCEDURE. THERE WAS PATIENT INVOLVEMENT. THERE WERE NO INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. ALL AVAILABLE INFORMATION HAS BEEN DISCLOSED. IF ADDITIONAL INFORMATION SHOULD BECOME AVAILABLE, A SUPPLEMENTAL MEDWATCH WILL BE SUBMITTED ACCORDINGLY.

    Patient problems: No Consequences Or Impact To Patient

    MAUDE report 8634732 ↗
  • MalfunctionMay 22, 2019Fracture; Fracture

    THIS IS EVENT 4 OF 5 OF THE SAME EVENT. IT WAS REPORTED THAT DURING A CRANIOSYNOSTOSIS SURGICAL PROCEDURE, IT WAS OBSERVED THAT FIVE CUTTER DEVICES SNAPPED IN HALF. ACCORDING TO THE SURGEON THE CUTTER DEVICES BROKE ROUGHLY FIFTEEN MINUTES INTO USE, WITHOUT AGGRESSIVELY DRILLING. IT WAS UNKNOWN IF THERE WERE DELAYS TO THE SURGICAL PROCEDURE. THERE WAS PATIENT INVOLVEMENT. THERE WERE NO INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. ALL AVAILABLE INFORMATION HAS BEEN DISCLOSED. IF ADDITIONAL INFORMATION SHOULD BECOME AVAILABLE, A SUPPLEMENTAL MEDWATCH WILL BE SUBMITTED ACCORDINGLY.

    Patient problems: No Consequences Or Impact To Patient

    MAUDE report 8634731 ↗
  • MalfunctionMay 22, 2019Fracture; Fracture

    THIS IS EVENT 2 OF 5 OF THE SAME EVENT. IT WAS REPORTED THAT DURING A CRANIOSYNOSTOSIS SURGICAL PROCEDURE, IT WAS OBSERVED THAT FIVE CUTTER DEVICES SNAPPED IN HALF. ACCORDING TO THE SURGEON THE CUTTER DEVICES BROKE ROUGHLY FIFTEEN MINUTES INTO USE, WITHOUT AGGRESSIVELY DRILLING. IT WAS UNKNOWN IF THERE WERE DELAYS TO THE SURGICAL PROCEDURE. THERE WAS PATIENT INVOLVEMENT. THERE WERE NO INJURIES, MEDICAL INTERVENTION OR PROLONGED HOSPITALIZATION. ALL AVAILABLE INFORMATION HAS BEEN DISCLOSED. IF ADDITIONAL INFORMATION SHOULD BECOME AVAILABLE, A SUPPLEMENTAL MEDWATCH WILL BE SUBMITTED ACCORDINGLY.

    Patient problems: No Consequences Or Impact To Patient

    MAUDE report 8634730 ↗

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-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-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-2297-2015 · Apr 13, 2015 · Terminated
    ANSPACH - 6MM x 11.3MM Fluted Barrel; REF M-6BA-A-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.
  • Z-2290-2015 · Apr 13, 2015 · Terminated
    ANSPACH - Fluted Ball; 9MM REF L-9B-G1 Cutting shaping bone including spine and cranium.
  • Z-2305-2015 · Apr 13, 2015 · Terminated
    ANSPACH -3MM Coarse Diamond Ball,72MM Shaft Exposure; REF S-3SDC-22-G1. Cutting shaping bone including spine and cranium.
  • Z-2284-2015 · Apr 13, 2015 · Terminated
    ANSPACH - Fluted Acorn, 7MM REF L-7AC-G1 Cutting shaping bone including spine and cranium.
  • Z-2294-2015 · Apr 13, 2015 · Terminated
    ANSPACH - 4MM x 11 MM Fluted Barrel, 14 Flutes; REF M-4BA-A-G1. Cutting shaping bone including spine and cranium.
  • Z-2306-2015 · Apr 13, 2015 · Terminated
    ANSPACH -4MM Carbide Fluted Ball, Extends 27MM; REF S-4BL-C-G1. Cutting shaping bone including spine and cranium.
  • Z-2300-2015 · Apr 13, 2015 · Terminated
    ANSPACH - 7MM Extra Coarse Diamond Ball; REF M-7DX-G1 Cutting shaping bone including spine and cranium.
  • Z-2296-2015 · Apr 13, 2015 · Terminated
    ANSPACH - 5MM x 11.3MM Fluted Barrel; REF M-5BA-A-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-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.

…and 24 more.

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Sources and updates

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