FDA Adverse Event Malfunction Summary report: N

NGEN RF GENERATOR

MDR report key: 22786224 · Received August 12, 2025

Report

Report Number
2029046-2025-02637
Event Type
Malfunction
Date Received
August 12, 2025
Date of Event
July 16, 2025
Report Date
February 17, 2026
Manufacturer
BIOSENSE WEBSTER INC
Product Code
LPB
UDI-DI
10846835016109
PMA / PMN Number
P030031/S053
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NZ
Reporter Occupation
OTHER
Health Professional
N

Narratives

Additional Manufacturer Narrative · 0

ON 26-JAN-2026, THE PRODUCT INVESTIGATION WAS COMPLETED AS THE COMPLAINT DEVICE WAS NOT RETURNED. IT WAS REPORTED THAT A PATIENT UNDERWENT A CARDIAC ABLATION PROCEDURE WITH A NGEN RF GENERATOR AND THE MEDICAL TEAM REALIZED THAT THERE WAS 0 ML/MIN FLOW ON THE NGEN MONITOR AND AFTER CHECKING THE PUMP NOTICED A BUBBLE ERROR BUT NO AUDIBLE ALARM HAD GONE OFF AT ALL. DEVICE INVESTIGATION DETAILS: NO WORK ORDER OR ANY OTHER EVIDENCE OF ANALYSIS FOR THIS DEVICE WAS SENT TO JOHNSON & JOHNSON MEDTECH FOR EVALUATION. AFTER CHECKING THE MONITOR SETTINGS, THEY NOTICED THE HOSPITAL HAD TURNED OFF THE ALARM TONE FOR THE GENERATOR AND THAT WAS WHY THEY DID NOT GET THE ALERT. THE SERVICE WAS DECLINED AND NO FURTHER INFORMATION WAS RECEIVED. A DEVICE HISTORY RECORD EVALUATION WAS PERFORMED FOR THE FINISHED DEVICE NUMBER 23050094FG, AND NO INTERNAL ACTIONS RELATED TO THE REPORTED CONDITION WERE IDENTIFIED. IF ADDITIONAL INFORMATION IS RECEIVED REGARDING THIS EVENT, A SUPPLEMENTAL 3500A REPORT WILL BE SUBMITTED TO THE FDA. MANUFACTURER'S REFERENCE NUMBER: (B)(4).

Additional Manufacturer Narrative · 0

NOTE: PER FDA REQUEST, MDR SUBMISSIONS FOR THE NGEN RF GENERATOR ARE TO BE REPORTED WITH PMA DETAILS OF THE CATHETER USED ALONG WITH THE NGEN RF GENERATOR. HOWEVER, THE CATHETER USED IN THIS CASE IS CURRENTLY UNKNOWN, THEREFORE NO PMA DETAILS ARE AVAILABLE. FOLLOW-UP WAS PERFORMED AND NO ADDITIONAL INFORMATION WAS PROVIDED. THEREFORE, THIS FILE IS PROCESSED WITH THE ABLATION CATHETER INFORMATION OF THE SMART TOUCH SF. THE HARDWARE INVESTIGATION HAS BEGUN BUT IT HAS NOT BEEN COMPLETED AT THIS TIME. THIS REPORT IS BEING SUBMITTED PURSUANT TO THE PROVISIONS OF 21 CFR, PART 803. THIS REPORT MAY BE BASED ON INFORMATION WHICH HAS NOT BEEN INVESTIGATED OR VERIFIED PRIOR TO THE REQUIRED REPORTING DATE. THIS REPORT DOES NOT REFLECT A CONCLUSION BY BIOSENSE WEBSTER, INC., OR ITS EMPLOYEES THAT THE REPORT CONSTITUTES AN ADMISSION THAT THE PRODUCT, BIOSENSE WEBSTER, INC. OR ITS EMPLOYEES CAUSED OR CONTRIBUTED TO THE POTENTIAL EVENT DESCRIBED IN THIS REPORT. IF INFORMATION IS OBTAINED THAT WAS NOT AVAILABLE FOR THE INITIAL REPORT, A FOLLOW-UP REPORT WILL BE FILED AS APPROPRIATE. MANUFACTURER'S REFERENCE NUMBER: (B)(4).

Description of Event or Problem · 0

IT WAS REPORTED THAT A PATIENT UNDERWENT A CARDIAC ABLATION PROCEDURE WITH A NGEN RF GENERATOR AND THE MEDICAL TEAM REALIZED THAT THERE WAS 0 ML/MIN FLOW ON THE NGEN MONITOR AND AFTER CHECKING THE PUMP NOTICED A BUBBLE ERROR BUT NO AUDIBLE ALARM HAD GONE OFF AT ALL. THE FLUID LEVEL ON THE NGEN MONITOR SHOWED THAT THERE WAS 47ML OF FLUID STILL LEFT IN THE BAG BUT AFTER CHECKING THE BAG WE NOTICED THAT THERE WAS NO FLUID IN THE BAG AT ALL. THE TEAM DID NOT KNOW HOW MANY LESIONS THEY HAD CREATED WITH NO FLUID, IF ANY. THE CATHETER WAS INSPECTED AND THERE WAS NO CHAR. THE CASE WAS STILL SUCCESSFULLY COMPLETED. NO PATIENT CONSEQUENCES WERE REPORTED. AFTER THE CASE WAS COMPLETED, THE TEAM RECHECKED THE GENERATOR TO SEE IF THEY COULD REPLICATE THE ISSUE AND WHEN IT HIT THE 100ML WARNING LEVEL, THE SYSTEM ONCE AGAIN DID NOT ALARM AT ALL. IT WAS THEN NOTED THAT THE HOSPITAL HAD TURNED OFF THE ALARM AUDIO TONE FOR THE GENERATOR. HOWEVER, IT IS NOT CONFIRMED WHETHER OR NOT A VISUAL MESSAGE APPEARED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1099847 NGEN RF GENERATOR CARDIAC ABLATION PERCUTANEOUS CATHETER LPB BIOSENSE WEBSTER INC 10846835016109

Patients

Seq Age Sex Outcome Treatment
1 NA Unknown TRUPULSE GENERATOR, WW