Modified Aortic Root Enlargement Procedure
Recruiting
Observational Study
Small Aortic Annulus
Aortic Root Enlargement Procedure
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
No Study Drug
Researchers observe your health over time — no experimental treatment is given.
At a Glance
- Age
- 50 – 70
- Sex
- Any
- Study type
- Observational
- Participants needed
- 64 (estimated)
- Sponsor
- China National Center for Cardiovascular Diseases · Government
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About This Trial
This study is a prospective observational clinical trial, in which severe AS patients aged 50-70 years with SAA choose modified ARE or TAVR according to their wishes to investigate the safety and efficacy of modified ARE; Compare the incidence and clinical outcomes of moderate to severe PPM after modified ARE and TAVR surgery; Evaluate the feasibility of postoperative mid valve TAVR and explore th…
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
* 1\) Symptomatic severe AS patients aged 50-70 years who are planning to undergo biological valve replacement (diagnostic criteria for echocardiography are: mean transvalvular pressure gradient ≥ 40mmHg or flow velocity ≥ 4.0 m/s, aortic valve area (AVA) ≤ 0.8 cm2 or iEOA\<0.5 …
Contacts