MAUDE Adverse Event Report: BIOSENSE WEBSTER INC NAVISTAR; CATHETER, ELECTRODE RECORDING

Catalog Number	NS7TCFL174HS
Medical Device Problem Code	Patient Device Interaction Problem (4001)
Health Effect - Clinical Code	Heart Block (4444)
Date of Event	02/14/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
D4: udi: as the lot number for the device involved in the event was not provided, the full udi is currently not available.An analysis of the product could not be performed since a physical sample was not received for evaluation.An evaluation of the manufacturing record could not be performed as the required product identification number was not provided to complete the evaluation.However, if the product or product id numbers are received at a later date, the investigation will be updated as applicable.As part of our company quality system process, all devices are manufactured, inspected, and distributed to approved specifications.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).
Event or Problem Description
It was reported that a patient underwent an atrioventricular nodal reentrant tachycardia (avnrt) ablation with a navistar and the patient experienced a complete av block that required prolonged hospitalization.During the procedure, an av block occurred.Additional information was received.The adverse event was discovered during use of biosense webster products.Patient's condition worsened and complete atrioventricular block occurred.Patient required extended hospitalization to monitor the patient's condition.The physician¿s opinion on the cause of the adverse event was procedure related.No pump used.

• Brand Name: NAVISTAR
• Common Device Name: CATHETER, ELECTRODE RECORDING
• Manufacturer (Section D): BIOSENSE WEBSTER INC; 31 technology drive, suite 200; irvine CA 92618
• Manufacturer (Section G): BIOSENSE WEBSTER INC (JUAREZ); circuito interior norte; 1820parque industrial salvacar; juarez 32599 ; MX 32599
• Manufacturer Contact: kate karberg ; 31 technology dr; irvine, CA 92618 ; 3035526892
• MDR Report Key: 21555765
• Report Number: 2029046-2025-00728
• Device Sequence Number: 8165271
• Product Code: DRF
• UDI-Device Identifier: 10846835000610
• UDI-Public: 10846835000610
• Combination Product (Y/N): N
• Initial Reporter Country: FR
• PMA/510(K) Number: P990025
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 03/08/2025

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Operator of Device: Health Professional
• Device Catalogue Number: NS7TCFL174HS
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 02/14/2025
• Initial Report FDA Received Date: 03/08/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: SMARTABLATE GENERATOR KIT-WW
• Outcome Attributed to Adverse Event: Hospitalization
• Patient Sex: Unknown