Single-center clinical investigation is to evaluate long-term safety and performance of the Medtentia Annuloplasty Ring (MAR) in 11 patients who underwent successful mitral valve (MV) surgery using Medtentia's MAR system in clinical investigation 2010-040 performed during June 2011 - April 2016.
Study Type
OBSERVATIONAL
Enrollment
12
Mitral valve repair using the MAR performed in clinical investigation 2010-040
Mehiläinen hospital
Helsinki, Finland
Safety: the Occurrence, Nature and Frequency of Significant Medical Events
Time frame: since the last visit of clinical investigation 2010-040 to more than 5 years post-procedure
Performance: Change in Mitral Regurgitation (MR) as Measured by Trans-Thoracic Echocardiography (TTE)
Success will be defined as no change or any improvement in MR class as described in the American College of Cardiology/ American Heart Association (ACC/AHA) Guidelines
Time frame: from 2-year follow-up data point to more than 5 years post-procedure
Safety: All-Cause Mortality
Collected retrospectively
Time frame: since the last visit of clinical investigation 2010-040 to more than 5 years post-procedure
Safety: the Occurrence, Nature and Frequency of Adverse Device Effects (ADEs) and/or Device Deficiencies
Time frame: since the last visit of clinical investigation 2010-040 to more than 5 years post-procedure
Safety: Number of Cardiovascular Admissions
Time frame: since the last visit of clinical investigation 2010-040 to more than 5 years post-procedure
Safety: the Number of Subjects With Clinically Significant Abnormal Findings
The number of subjects with clinically significant abnormal findings in TTE, electrocardiography (ECG), or vital signs and type of abnormal findings will be listed and tabulated
Time frame: day of study visit
Performance: Change in Mitral Regurgitation Parameters (Left Ventricle Reverse Remodeling), as Measured by TTE
Change from the clinical investigation 2010-040 2-year follow-up in the following MR parameters, as measured by TTE: \- Left ventricle reverse remodeling: left ventricular inner dimension systole and diastole (the dimension of inner edge to inner edge, perpendicular to the long axis of the left ventricle, at the level of the mitral valve leaflet tips, measured at end-systole and end-diastole)
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Time frame: since the last visit of clinical investigation 2010-040 to more than 5 years post-procedure
Performance: Changes in New York Heart Association (NYHA) Classification When Compared to the Clinical Investigation 2010-040 2-year Follow-Up Visit
Defined as assessment of NYHA functional class status at clinical Investigation 2010-040 2-year follow-up visit and at this investigation visit more than 5 years post-procedure Class I: Patients with cardiac disease but without resulting limitations of physical activity. Class II: Patients with cardiac disease resulting in slight limitation of physical activity. Patients are comfortable at rest. Ordinary physical activity results in fatigue, palpitation, dyspnea, or anginal pain. Class III: Patients with cardiac disease resulting in marked limitation of physical activity. They are comfortable at rest. Less than ordinary physical activity causes fatigue, palpitation dyspnea, or anginal pain. Class IV: Patients with cardiac disease resulting in inability to carry on any physical activity without discomfort. Symptoms of cardiac insufficiency or of the anginal syndrome may be present even at rest. If any physical activity is undertaken, discomfort is increased.
Time frame: since the last visit of clinical investigation 2010-040 to more than 5 years post-procedure
Performance: Number of Subjects With Recurrence of Mitral Regurgitation
Recurrence of mitral regurgitation is defined as changing of mitral regurgitation to moderate or severe according to ACC/AHA classification determined by TTE
Time frame: since the last visit of clinical investigation 2010-040 to more than 5 years post-procedure
Performance: Change in Mitral Regurgitation Parameters (Coaptation Height), as Measured by TTE
Change from the clinical investigation 2010-040 2-year follow-up in the coaptation height, as measured by TTE
Time frame: since the last visit of clinical investigation 2010-040 to more than 5 years post-procedure