This is a prospective, multicenter, single-arm clinical investigation designed to evaluate the safety and performance of an investigational transcatheter aortic valve replacement system in patients with symptomatic severe native aortic valve stenosis who are considered appropriate candidates for transcatheter valve replacement. Eligible subjects will be enrolled at multiple investigational sites and followed according to the clinical investigation plan. The study will assess procedural success, device performance, and clinical safety using predefined clinical and echocardiographic outcome measures. Subjects will undergo scheduled follow-up evaluations to assess device performance, functional status, quality of life, and the occurrence of adverse clinical events over the study period.
Severe symptomatic aortic valve stenosis is a progressive disease associated with significant morbidity and mortality if left untreated. Transcatheter aortic valve replacement (TAVR) has become an established therapeutic option for appropriately selected patients with severe native aortic valve disease who are considered suitable candidates for transcatheter intervention. This clinical investigation is designed to evaluate an investigational transcatheter aortic valve replacement system developed for the treatment of severe symptomatic native aortic valve stenosis. The study will collect clinical evidence to assess the safety and performance of the investigational device in accordance with the Clinical Investigation Plan and applicable regulatory requirements.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
30
Investigational transcatheter bioprosthetic aortic valve replacement system intended for treatment of severe symptomatic native aortic valve stenosis.
Percentage of Participants With Technical Success
Technical success of the investigational transcatheter aortic valve replacement procedure as assessed according to the Clinical Investigation Plan and predefined study criteria.
Time frame: At completion of the index procedure (exit from procedure room)
Percentage of Participants With Device Success
Device success following implantation of the investigational transcatheter aortic valve replacement system as assessed according to the Clinical Investigation Plan using predefined performance criteria.
Time frame: 30 days after the procedure
Percentage of Participants Free From Early Safety Events
Early safety of the investigational transcatheter aortic valve replacement system based on predefined clinical safety criteria specified in the Clinical Investigation Plan.
Time frame: 30 days after the procedure
All-cause Mortality rate
Assessment of all-cause mortality following implantation of the investigational transcatheter aortic valve replacement system
Time frame: Through 5 years
Cardiovascular Mortality Rate
Assessment of cardiovascular mortality during follow-up.
Time frame: Through 5 years
Percentage of Participants Experiencing Stroke
Assessment of stroke events occurring during the follow-up period
Time frame: Through 5 years
Rate of Valve- or Procedure-Related Rehospitalization
Assessment of valve- or procedure-related rehospitalization during follow-up
Time frame: Through 5 years
Hemodynamic Valve Performance assessed by Echocardiography
Assessment of prosthetic valve performance using echocardiographic evaluations
Time frame: Through 5 years
Change From Baseline in NYHA Functional Class
Change in New York Heart Association (NYHA) functional class following treatment.
Time frame: Baseline through 5 years
Change From Baseline in Six-Minute Walk Test (6MWT) Distance
Change in six-minute walk test (6MWT) distance during follow-up.
Time frame: Baseline through 5 years
Change From Baseline in Kansas City Cardiomyopathy Questionnaire (KCCQ-12) Overall Summary Score
Change in Kansas City Cardiomyopathy Questionnaire (KCCQ-12) score during follow-up
Time frame: Baseline through 5 years
Percentage of Permanent Pacemaker Implantation
Assessment of new permanent pacemaker implantation following the procedure
Time frame: Through 5 years
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