MAUDE Adverse Event Report: BIOSENSE WEBSTER INC QDOT-MICRO, BI-DIRECTIONAL, D-F CURVE, C3, SPLIT HANDLE; CATHETER, PERCUTANEOUS, CARDIAC ABLATION, FOR TREATMENT OF ATRIAL FIBRILLATION

Catalog Number D139505

Device Problems Material Puncture/Hole (1504); Incorrect, Inadequate or Imprecise Result or Readings (1535)

Patient Problem No Clinical Signs, Symptoms or Conditions (4582)

Event Date 11/08/2023

Event Type  malfunction  

Manufacturer Narrative

The product investigation was completed.Device evaluation details: the qdot micro device was returned to biosense webster (bwi) for evaluation.A visual inspection and screening test of the returned device were performed following bwi procedures.Visual analysis of the returned sample revealed reddish material and a hole in the pebax.The magnetic and force features were tested and no errors were observed.The force values and the vector were observed within specifications.No force issues were observed.The blood found inside the pebax area may contribute to the force issue reported.A manufacturing record evaluation was performed for the finished device 31172467l number, and no internal action was found during the review.The issue reported by the customer was confirmed.The instructions for use contain the following information that should be considered: to ensure accurate force readings, verify that the force reading is near zero when the catheter is not in contact with tissue.If the force reading is not near zero when the catheter is not in contact with tissue, perform zeroing.As part of biosense webster's quality process, all devices are manufactured, inspected, and released to approved specifications.If additional information is received regarding this event, a supplemental 3500a report will be submitted to the fda.Manufacturer's reference number: (b)(4).

Event Description

It was reported that a patient underwent an atrial fibrillation cardiac ablation procedure with a qdot-micro, bi-directional, d-f curve, c3, split handle and post procedure the bwi product analysis lab identified a hole in the pebax.During the procedure when coming on ablation, the force reading on the carto 3 system would spike up to approximately 80g.When coming off ablation, the force reading would return to normal.The carto 3 system workstation and patient interface unit (piu) were rebooted without resolution.The cable was replaced without resolution.The qdot catheter was replaced and the issue resolved.The procedure continued.No patient consequences were reported.

• Brand Name: QDOT-MICRO, BI-DIRECTIONAL, D-F CURVE, C3, SPLIT HANDLE
• Type of Device: CATHETER, PERCUTANEOUS, CARDIAC ABLATION, FOR TREATMENT OF ATRIAL FIBRILLATION
• 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: 18448699
• MDR Text Key: 332158833
• Report Number: 2029046-2024-00060
• Device Sequence Number: 1
• Product Code: OAE
• UDI-Device Identifier: 10846835016758
• UDI-Public: 10846835016758
• Combination Product (y/n): N
• Reporter Country Code: US
• PMA/PMN Number: P210027
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Health Professional
• Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date: 01/04/2024

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 01/04/2024
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Catalogue Number: D139505
• Device Lot Number: 31172467L
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 12/04/2023
• Is the Reporter a Health Professional?: No
• Date Manufacturer Received: 01/04/2024
• Was Device Evaluated by Manufacturer?: Yes
• Date Device Manufactured: 10/14/2023
• 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