MAUDE Adverse Event Report: MEDTRONIC EUROPE SARL COBALT¿ XT HF QUAD CRT-D MRI SURESCAN¿; DEFIBRILLATOR, AUTOMATIC IMPLANTABLE CARDIOVERTER, WITH CARDIAC RESYNCHRONIZATIO

Model Number DTPA2QQ

Device Problems Failure to Deliver Shock/Stimulation (1133); Device Sensing Problem (2917)

Patient Problem Ventricular Fibrillation (2130)

Event Date 10/28/2023

Event Type  Death  

Manufacturer Narrative

Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.

Event Description

It was reported that the cardiac resynchronization therapy defibrillator (crt-d) inappropriately withheld high voltage therapy for ventricular fibrillation (vf).It was noted that the episode was classified as non-sustained ventricular tachycardia because the rhythm was slow and irregular.It was also noted that the lead episode was eventually detected as ventricular tachycardia (vt) and two shocks were delivered.Emergency intervention was performed but unsuccessful.The patient passed away.

Manufacturer Narrative

Product event summary: the device was not returned for analysis, however, performance data collected from the device was received and analyzed.Analysis of the device memory indicated right ventricular undersensing.Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.

Event Description

Additional information received noted some undersensing of the right ventricular (rv) lead during a polymorphic ventricular tachycardia (vt) / ventricular fibrillation (vf) episode.The episode looked to be slow and irregular and had significant impact in the final detection of the device.

• Brand Name: COBALT¿ XT HF QUAD CRT-D MRI SURESCAN¿
• Type of Device: DEFIBRILLATOR, AUTOMATIC IMPLANTABLE CARDIOVERTER, WITH CARDIAC RESYNCHRONIZATIO
• Manufacturer (Section D): MEDTRONIC EUROPE SARL; route du molliau 31; case postale; tolochenaz vaud 1131 ; SZ 1131
• Manufacturer (Section G): MEDTRONIC EUROPE SARL; route du molliau 31; case postale; tolochenaz vaud 1131 ; SZ 1131
• Manufacturer Contact: paula bixby ; 8200 coral sea st ne; mounds view, MN 55112 ; 7635055378
• MDR Report Key: 18067299
• MDR Text Key: 327312001
• Report Number: 9614453-2023-03988
• Device Sequence Number: 1
• Product Code: NIK
• Combination Product (y/n): N
• Reporter Country Code: FR
• PMA/PMN Number: P010031
• 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,Followup
• Report Date: 11/15/2023

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
• Device Operator: Lay User/Patient
• Device Expiration Date: 07/28/2023
• Device Model Number: DTPA2QQ
• Device Catalogue Number: DTPA2QQ
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Initial Date Manufacturer Received: 10/31/2023
• Initial Date FDA Received: 11/03/2023
• Supplement Dates Manufacturer Received: 11/08/2023
• Supplement Dates FDA Received: 11/15/2023
• Was Device Evaluated by Manufacturer?: Yes
• Date Device Manufactured: 02/10/2022
• 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: 6935M62 LEAD
• Patient Outcome(s): Death
• Patient Age: 70 YR
• Patient Sex: Male