MAUDE Adverse Event Report: ABBOTT MEDICAL (CRM-SYLMAR) TENDRIL ST; No Match

Model Number	1888TC/46
Medical Device Problem Codes	Over-Sensing (1438); Pacing Problem (1439)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	04/01/2026
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that the patient presented for a follow-up in clinic.Upon interrogation, it was noted that the right atrial (ra) lead exhibited noise over-sensing which resulted in inappropriate mode switch.It was also noted that the right ventricular (rv) lead exhibited noise over-sensing which resulted in high ventricular rate (hvr) episodes.No intervention was performed.The rv lead and ra lead will be further monitored.

• Brand Name: TENDRIL ST
• Common Device Name: No Match
• Manufacturer (Section D): ABBOTT MEDICAL (CRM-SYLMAR); 15900 valley view court; sylmar CA 91342
• Manufacturer (Section G): ABBOTT MEDICAL (CRM-SYLMAR); 15900 valley view court; sylmar CA 91342
• Manufacturer Contact: navpreet singh ; 15900 valley view court; sylmar, CA 91342
• MDR Report Key: 24902233
• Report Number: 2017865-2026-07938
• Device Sequence Number: 9845172
• Product Code: NVN
• UDI-Device Identifier: 05414734501743
• UDI-Public: (01)05414734501743(10)3703058(17)150531
• Combination Product (Y/N): Y
• Initial Reporter State: IL
• Initial Reporter Country: US
• PMA/510(K) Number: P960013
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2012
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,User Facility,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 04/16/2026

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 Expiration Date: 05/31/2015
• Device Model Number: 1888TC/46
• Device Lot Number: 3703058
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 04/01/2026
• Initial Report FDA Received Date: 04/16/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 05/15/2012
• 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
• Concomitant Medical Products and Therapy/Usage Dates: ASSURITY MRI PACEMAKER.
• Patient Age: 36 YR
• Patient Sex: Male