MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION VITALIO?; Pacemakers

Model Number	K274
Medical Device Problem Code	Incorrect, Inadequate or Imprecise Result or Readings (1535)
Health Effect - Clinical Code	Palpitations (2467)
Date of Event	07/17/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that this pacemaker device was found to be operating in safety mode.The patient reported symptoms of palpitations with pacing due to unipolar.Subsequently, this device was explanted and successfully replaced.No additional adverse patient effects were reported.

• Brand Name: VITALIO?
• Common Device Name: Pacemakers
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 4100 hamline avenue north; saint paul MN 55112
• Manufacturer (Section G): Boston Scientific Corporation; cashel road; clonmel E91 T 862; EI E91 T862
• Manufacturer Contact: timothy degroot ; 4100 hamline avenue north; saint paul, MN 55112 ; +1(651)582-6168
• MDR Report Key: 50059190
• Report Number: 2124215-2026-40395
• Device Sequence Number: 16128659
• Product Code: LWP
• UDI-Device Identifier: 00802526536557
• UDI-Public: (01)00802526536557(17)160822
• Combination Product (Y/N): N
• Initial Reporter State: SC
• Initial Reporter Country: US
• PMA/510(K) Number: N970003
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2015
• Device Explanted Year: 2026
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial
• Report Date (Section B): 07/28/2026

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?: Yes
• Operator of Device: Lay User/Patient
• Device Expiration Date: 08/22/2016
• Device Model Number: K274
• Device Catalogue Number: K274
• Device Lot Number: 100805
• 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: 07/17/2026
• Initial Report FDA Received Date: 07/28/2026
• Date Device Manufactured: 08/26/2014
• 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
• Outcome Attributed to Adverse Event: Required Intervention; Hospitalization
• Patient Age: 52 YR
• Patient Sex: Female