MAUDE Adverse Event Report: BIOSENSE WEBSTER INC THERMOCOOL® SMART TOUCH® SF BI-DIRECTIONAL NAVIGATION CATHETER; CARDIAC ABLATION PERCUTANEOUS CATHETER

Catalog Number D134805

Device Problem Patient Device Interaction Problem (4001)

Patient Problem Paralysis (1997)

Event Date 02/08/2024

Event Type  Injury  

Event Description

It was reported that a patient underwent an atrial fibrillation (afib) ablation procedure with a thermocool® smart touch® sf bi-directional navigation catheter and the patient experienced diaphragmatic nerve paralysis.Diaphragmatic nerve paralysis occurred the day after the procedure day around midnight after the procedure.The patient is under observation.The ablation was performed for superior vena cava (svc) isolation at 35 watts and ablation index (ai) as a little below 400.The lateral side was ablated after confirming twitching before ablation.Additional information was later received indicating the patient vomited, x-ray examination revealed elevation of the right diaphragm.Physician's judgment on health hazard is that it was non-serious (moderate/minor).The adverse event was considered to be related to the product and procedure.It seemed to be the cause of the phrenic nerve paralysis that the ablation was performed at the proximal side of the twitching site with high contact force (cf) and ai although checking the twitching site prior to the ablation.The patient did not require extended hospitalization.No intervention was provided.Patient reported as ¿fully recovered¿ and has been discharged.

Manufacturer Narrative

Device investigation details: the device has been reported as discarded, therefore no product investigation can be performed, and the customer complaint cannot be confirmed.A manufacturing record evaluation was performed for the finished device number lot 31173676l 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.E1.Initial reporter phone: (b)(6).If additional information is received regarding this event, a supplemental 3500a report will be submitted to the fda.Manufacturer's ref.# (b)(4).

• Brand Name: THERMOCOOL® SMART TOUCH® SF BI-DIRECTIONAL NAVIGATION CATHETER
• Type of Device: CARDIAC ABLATION PERCUTANEOUS 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: kate karberg ; 31 technology dr; irvine, CA 92618 ; 3035526892
• MDR Report Key: 18829269
• MDR Text Key: 336861353
• Report Number: 2029046-2024-00713
• Device Sequence Number: 1
• Product Code: LPB
• UDI-Device Identifier: 10846835010183
• UDI-Public: 10846835010183
• Combination Product (y/n): N
• Reporter Country Code: JA
• PMA/PMN Number: P030031
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Foreign,Health Professional,Company Representative
• Reporter Occupation: Physician
• Type of Report: Initial
• Report Date: 03/04/2024

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 03/04/2024
• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Device Operator: Health Professional
• Device Catalogue Number: D134805
• Device Lot Number: 31173676L
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Date Manufacturer Received: 02/09/2024
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Date Device Manufactured: 11/02/2023
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Patient Sequence Number: 1
• Treatment: CARTO 3 SYSTEM; SMARTABLATE GEN. KIT (JAPAN)
• Patient Outcome(s): Other