MAUDE Adverse Event Report: MEDTRONIC HEART VALVES DIVISION MOSAIC AORTIC BIOPROSTHETIC HEART VALVE; HEART-VALVE, NON-ALLOGRAFT TISSUE

Model Number 305U223

Device Problems Gradient Increase (1270); Inadequacy of Device Shape and/or Size (1583); Insufficient Information (3190)

Patient Problems Mitral Valve Stenosis (1965); No Information (3190)

Event Date 05/07/2019

Event Type  Injury  

Manufacturer Narrative

Product analysis: no product was returned.Conclusion: without the return of the product, no definitive conclusion can be made regarding the clinical observation.If information is provided in the future, a supplemental report will be issued.

Event Description

Medtronic received information from the patient stating that 2 years 6 months post implant of this 23mm mitral bioprosthetic valve, the valve was explanted and replaced with a non-medtronic valve.The reason for replacement was reported as "the valve was not working properly".No additional adverse patient effects were reported. .

Manufacturer Narrative

Medtronic received additional information that the reasons for replacement were stenosis and elevated gradients caused by patient-pr osthesis mismatch.No additional adverse patient effects were reported.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.

• Brand Name: MOSAIC AORTIC BIOPROSTHETIC HEART VALVE
• Type of Device: HEART-VALVE, NON-ALLOGRAFT TISSUE
• Manufacturer (Section D): MEDTRONIC HEART VALVES DIVISION; 1851 e deere ave; santa ana CA 92705
• MDR Report Key: 8705536
• MDR Text Key: 148220556
• Report Number: 2025587-2019-01955
• Device Sequence Number: 1
• Product Code: LWR
• UDI-Device Identifier: 00643169001664
• UDI-Public: 00643169001664
• Combination Product (y/n): N
• PMA/PMN Number: P990064
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: company representative,health
• Type of Report: Initial,Followup
• Report Date: 08/01/2019

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 06/17/2019
• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Device Operator: Health Professional
• Device Expiration Date: 06/22/2021
• Device Model Number: 305U223
• Device Catalogue Number: 305U223
• Was Device Available for Evaluation?: No
• Date Manufacturer Received: 07/24/2019
• Is This a Reprocessed and Reused Single-Use Device?: No
• Patient Sequence Number: 1
• Patient Outcome(s): Required Intervention
• Patient Age: 72 YR
• Patient Weight: 60