MAUDE Adverse Event Report: BIOSENSE WEBSTER INC PREFACE; INTRODUCER, CATHETER

Catalog Number	301803M
Medical Device Problem Code	Break (1069)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	01/01/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
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 a cardiac ablation procedure with a preface sheath and the dilator was broken.Multiple attempts have been made to obtain clarification to this complaint.However, no further information has been made available.No patient consequences were reported.
Additional Manufacturer Narrative
On 4-feb-2026, the product investigation was completed as the complaint device was not returned.An analysis of the product could not be performed since a physical sample was not received for evaluation.A device history record evaluation was performed for the finished device lot number 18415835, and no internal actions related to the reported complaint condition were identified.As part of our company quality system process, all devices are manufactured, inspected, and distributed to approved specifications.Based on the information available, there is no indication that a design or manufacturing issue has caused the reported complaint condition.If additional information is received regarding this event, a supplemental 3500a report will be submitted to the fda.Manufacturer's reference number: (b)(4).

• Brand Name: PREFACE
• Common Device Name: INTRODUCER, CATHETER
• 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: 23977771
• Report Number: 2029046-2026-00024
• Device Sequence Number: 4554176
• Product Code: DYB
• UDI-Device Identifier: 10846835000047
• UDI-Public: (01)10846835000047(17)280131(10)18415835
• Combination Product (Y/N): N
• Initial Reporter Country: BR
• PMA/510(K) Number: K982740
• 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,Followup
• Report Date (Section B): 02/25/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Catalogue Number: 301803M
• Device Lot Number: 18415835
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 12/09/2025
• Supplement Date Received by Manufacturer: 02/04/2026
• Initial Report FDA Received Date: 01/06/2026
• Supplement Report FDA Received Date: 02/25/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 02/10/2025
• 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
• Patient Sex: Unknown