MAUDE Adverse Event Report: MEDTRONIC, INC. OPEN PIVOT AORTIC VALVED GRAFT; HEART-VALVE, MECHANICAL

Model Number 502AG

Device Problem Patient Device Interaction Problem (4001)

Patient Problems Stroke/CVA (1770); Hemorrhage/Bleeding (1888); Myocardial Infarction (1969); Paresis (1998); Coma (2417); Paraplegia (2448); Low Cardiac Output (2501)

Event Date 12/20/2020

Event Type  Injury  

Manufacturer Narrative

Citation: khachatryan z, leontyev s, magomedov k, haunschild j, holzhey dm, misfeld m, etz cd, borger ma.Management of aortic root in type a dissection: bentall approach.J card surg.2021 may;36(5):1779-1785.Doi: 10.1111/jocs.15271.Earliest date of publish used for date of event.No unique device identifier (serial/lot) numbers were provided; without this information it could not be determined whether these observations have been previously reported.Without return of the product no definitive conclusion can be made regarding the clinical observations.If information is provided in the future, a supplemental report will be issued.

Event Description

Medtronic received information via literature regarding results of the modified bentall procedure in a high-risk group of patients with acute type a aortic dissection.All data were collected retrospectively from a single center between 1996 and 20018.The study population included 314 patients (predominantly male, mean age 59 years).Multiple manufacturer¿s devices were implanted in the study population.Among all patients, 142 were implanted with a mechanical valve conduit (80% ats valved graft and 2% ats open pivot), 102 were implanted with a biological valve conduit and 70 were implanted with a xeno-homograft root (93% freestyle).Unique device identifier numbers were not provided.Among all patients, adverse events included: bleeding treated with re-exploration, low cardiac output, myocardial infarction (mi), p ermanent and temporary neurologic deficits (stroke, coma, paraplegia, monoplegia, paraparesis).Based on the available information a medtronic product may have been associated with the adverse events.No additional adverse patient effects or product performance issues were reported.

Manufacturer Narrative

Corrected information has been added to section d.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: OPEN PIVOT AORTIC VALVED GRAFT
• Type of Device: HEART-VALVE, MECHANICAL
• Manufacturer (Section D): MEDTRONIC, INC.; 3800 annapolis lane; minneapolis,mn CA 55447
• Manufacturer (Section G): MEDTRONIC, INC.; 3800 annapolis lane; minneapolis,mn CA 55447
• Manufacturer Contact: toni o'doherty ; parkmore business park west; galway ; EI ; 091708734
• MDR Report Key: 12908598
• MDR Text Key: 281511623
• Report Number: 2025587-2021-03615
• Device Sequence Number: 1
• Product Code: LWQ
• Combination Product (y/n): N
• Reporter Country Code: GM
• PMA/PMN Number: P990046
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Foreign,Literature,Health Professional
• Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date: 12/01/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 12/01/2021
• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Device Operator: Health Professional
• Device Model Number: 502AG
• Device Catalogue Number: 502AG
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Date Manufacturer Received: 12/01/2021
• 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
• Patient Outcome(s): Life Threatening; Required Intervention
• Patient Age: 59 YR
• Patient Sex: Male