MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION MAESTRO 4000 CONTROLLER; CATHETER, PERCUTANEOUS, CARDIAC ABLATION, FOR TREATMENT OF ATRIAL FLUTTER

Model Number	86248
Medical Device Problem Codes	Output below Specifications (3004); Temperature Problem (3022)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	11/06/2024
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
It was indicated that the device will not be returned for evaluation.If there is any further relevant information obtained, a supplemental medwatch will be filed.
Event or Problem Description
It was reported that maestro 4000 does not adequately regulate temperature.During an ablation procedure, a maestro 4000 controller was selected for use.It was observed that maestro 4000 does not adequately regulate temperature and shows a decrease in power when initiating ablation during the procedure.There was no report of patient complications.No further details were provided.The device is expected to be return for analysis, onsite repair is expected.

• Brand Name: MAESTRO 4000 CONTROLLER
• Common Device Name: CATHETER, PERCUTANEOUS, CARDIAC ABLATION, FOR TREATMENT OF ATRIAL FLUTTER
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 300 boston scientific way; marlborough MA 01752
• Manufacturer (Section G): STELLARTECH RESEARCH CORPORATION; 560 cottonwood drive; milpitas CA 95035
• Manufacturer Contact: angela hinkley ; 4100 hamline avenue north; dc a330; saint paul, MN 55112 ; 6514400979
• MDR Report Key: 20783016
• Report Number: 2124215-2024-74361
• Device Sequence Number: 8942816
• Product Code: LPB
• UDI-Device Identifier: 08714729861911
• UDI-Public: 08714729861911
• Combination Product (Y/N): N
• Initial Reporter Country: CO
• PMA/510(K) Number: P920047
• 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: Physician
• Type of Report: Initial
• Report Date (Section B): 11/25/2024

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 Model Number: 86248
• Device Catalogue Number: 86248
• Device Lot Number: 0426232039
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 11/06/2024
• Initial Report FDA Received Date: 11/26/2024
• Date Device Manufactured: 04/26/2023
• Is the Device Labeled for Single Use? (Y/N): No
• Usage of Device: Reuse
• Patient Sequence Number: 1
• Patient Sex: Unknown