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C2 CryoBalloon FG-1018Recalls & reported problems

C2 Therapeutics, Inc. · Foot Pedal · Class 2

Data updated Oct 13, 2026 from official FDA records · Editorial policy

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

Summary

The FDA's MAUDE database contains 2 adverse event reports that list this exact device (DI 00854924006187), received between May 11, 2022 and Oct 18, 2023 — classified as 2 injuries.

The most frequently reported specific device problem is “Firing Problem” (1 report).

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. How this data works · Data updated Oct 13, 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: 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

  • Firing Problem1
  • Premature Activation1
  • Unintended Movement1

Patient problems

  • Pain1
  • Perforation of Esophagus1

Recent adverse event reports

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

  • InjuryOct 18, 2023Unintended Movement; Firing Problem; Unintended Movement; Firing Problem

    PENTAX MEDICAL BECAME AWARE OF AN EVENT WHICH OCCURRED DURING A CLINICAL STUDY (PROTOCOL CP-0019 REV B) IN THE NETHERLANDS INVOLVING CRYOBALLOON ABLATION SYSTEM CONTROLLER MODEL FG-1017, FOOT PEDAL MODEL FG-1018, AND CATHETER MODEL FG-1056. CATHETER MODEL FG-1056 IS AN INVESTIGATIONAL CATHETER ESPECIALLY MANUFACTURED FOR THIS STUDY AND IS NOT AVAILABLE COMMERCIALLY. PER THE INITIAL REPORT, THE FIRST 180 DEGREE TREATMENT DURING THE PROCEDURE WENT AS INTENDED BY THE CLINICAL STUDY RESEARCH PHYSICIAN. THE PHYSICIAN PROCEEDED TO THE NEXT STEP OF THE PROCEDURE TO TREAT AN ADDITIONAL AREA OF THE ESOPHAGUS. THE PHYSICIAN USED THE FOOT PEDAL TO ROTATE THE DIFFUSER LOCATED WITHIN THE CATHETER BALLOON TO PLACE THE DIFFUSER IN POSITION TO TREAT THE NEXT SEGMENT OF UNWANTED TISSUE OF THE ESOPHAGUS. WHEN THE PHYSICIAN STOPPED PRESSING THE FOOT PEDAL, THE DIFFUSER CONTINUED TO ROTATE BEYOND THE INTENDED STOPPING POSITION. AT THIS POINT IN THE PROCEDURE, THE ENDOSCOPIST INTENDED TO USE THE FOOT PEDAL TO PRODUCE A SHORT BURST OF CRYO-TREATMENT (CALLED A PRE-PUFF) TO EVALUATE THE EXACT POSITION OF THE DIFFUSER IN THE ESOPHAGUS. THE ACTUAL PRE-PUFF WAS NOT AN EXPECTED SHORT BURST OF CRYO-TREATMENT;

    Patient problems: Pain

    MAUDE report 17959806 ↗
  • InjuryMay 11, 2022Premature Activation; Premature Activation

    PENTAX MEDICAL WAS MADE AWARE OF A COMPLAINT ON (B)(6) 2022 THAT OCCURRED IN THE OPERATING ROOM DURING USE IN THE UNITED STATES. PER THE INITIAL CUSTOMER REPORT, THE PHYSICIAN ADVANCED THE BALLOON INTO A PATIENT'S ESOPHAGUS, AND AUTOMATICALLY INFLATED BALLOON WITH THE FOOT PEDAL, WHICH RESULTED IN A PERFORATION OF THE ESOPHAGUS, INVOLVING PENTAX MEDICAL C2 CRYOBALLOON ABLATION SYSTEM, FOCAL STANDARD CATHETER MODEL FG-1028, USED WITH CRYOBALLOON CONTROLLER MODEL FG-1017 AND CRYOBALLOON FOOT PEDAL MODEL FG-1018. LOT AND SERIAL NUMBERS ARE UNKNOWN FOR ALL PRODUCTS. THE PATIENT WAS SENT TO SURGERY AND UNDERWENT ESOPHAGECTOMY AND REPAIR OF THE PERFORATION. THE PATIENT DID WELL AND WAS DISCHARGED HOME. THIS EVENT MEETS THE REQUIREMENTS FOR FDA REPORTABILITY; HOWEVER SUBMISSION OF THIS REPORT DOES NOT CONSTITUTE AN ADMISSION THAT MEDICAL PERSONNEL, USER FACILITY, IMPORTER, MANUFACTURER OR PRODUCT CAUSED OR CONTRIBUTED TO THE EVENT.

    Patient problems: Perforation of Esophagus

    MAUDE report 14361568 ↗

Other Unit, Cryosurgical, Accessories devices

All Unit, Cryosurgical, Accessories devices →

Sources and updates

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