MAUDE Adverse Event Report: BIOSENSE WEBSTER INC OCTARAY MAPPING CATHETER; CATHETER, INTRACARDIAC MAPPING, HIGH-DENSITY ARRAY

Catalog Number	D160903
Medical Device Problem Code	Patient Device Interaction Problem (4001)
Health Effect - Clinical Code	Cardiac Tamponade (2226)
Date of Event	06/23/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
An analysis of the product could not be performed since a physical sample was not received for evaluation.A manufacturing record evaluation was performed for the finished device number lot 31618292l and no internal action related to the complaint was found during the review.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 during the latter half of a cardiac ablation procedure with an octaray catheter, the patient experienced blood pressure decrease/pericardial effusion treated with drainage.The blood pressure decreased in the latter half of the procedure.Pericardial effusion was observed, and drainage was performed.Blood pressure recovered with the drainage and the patient status improved.No extension of hospitalization was required.The physician¿s opinion on the cause of this adverse event was procedure related.The relevant tests/laboratory data showed hemoglobin was relatively low.Activated clotting time (act) was 300 seconds over.One catheter exchange occurred during the procedure.One transseptal puncture site was performed during the procedure.The delivered energy was pfa (pulsed field ablation).

• Brand Name: OCTARAY MAPPING CATHETER
• Common Device Name: CATHETER, INTRACARDIAC MAPPING, HIGH-DENSITY ARRAY
• 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: henry boden ; 31 technology dr; irvine, CA 92618 ; 9497882078
• MDR Report Key: 22528156
• Report Number: 2029046-2025-02364
• Device Sequence Number: 9402558
• Product Code: MTD
• UDI-Device Identifier: 10846835021127
• UDI-Public: (01)10846835021127(11)250401(17)280331(10)31618292L
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K193237
• 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
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 07/16/2025

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: D160903
• Device Lot Number: 31618292L
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 06/23/2025
• Initial Report FDA Received Date: 07/17/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 04/01/2025
• 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: SOUNDSTAR ECO GE 8F CATHETER.
• Outcome Attributed to Adverse Event: Required Intervention; Life Threatening
• Patient Sex: Male
• Patient Ethnicity: Non Hispanic
• Patient Race: Asian