Actively Recruiting

Phase Not Applicable
Age: 60Years - 90Years
All Genders
NCT04864145

Transcatheter Self-expandable Valve Implantation for the Treatment of Severe Native Aortic Regurgitation

Led by Nanjing First Hospital, Nanjing Medical University · Updated on 2026-04-08

210

Participants Needed

1

Research Sites

523 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Prospective, multicenter, randomized trial.

CONDITIONS

Official Title

Transcatheter Self-expandable Valve Implantation for the Treatment of Severe Native Aortic Regurgitation

Who Can Participate

Age: 60Years - 90Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Symptomatic severe aortic regurgitation; or no symptoms but left ventricular ejection fraction (LVEF) 55% or less; or left ventricular end-diastolic dimension (LVEDD) over 65mm; or left ventricular end-systolic dimension (LVESD) over 50mm
  • Severe aortic valve regurgitation with mean pressure gradient less than 20mmHg and annular perimeter 85mm or less
  • Ratio of left ventricular outflow tract perimeter to valve annulus perimeter between 0.95 and 1.05
  • STS score 8 or higher, or moderate to severe frailty, or refusal of surgical valve replacement, or presence of difficult surgical risk factors such as severe aorta calcification, history of mediastinum radiotherapy, past mediastinitis, unobstructed coronary bypass implants, more than two prior cardiothoracic surgeries, liver cirrhosis, or other surgical risk factors
Not Eligible

You will not qualify if you...

  • Age under 60 years
  • Ascending aorta diameter over 45mm
  • Coronary multi-vessel disease with SYNTAX score over 32
  • Life expectancy less than 1 year
  • Left ventricular ejection fraction less than 30%
  • Acute myocardial infarction within 30 days
  • Allergies or contraindications to aspirin, clopidogrel, warfarin, or contrast agents
  • Other conditions judged by the researcher as unsuitable for study participation

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 1 location

1

Nanjing First Hospital

Nanjing, Jiangsu, China, 210006

Actively Recruiting

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Research Team

J

Jun-Jie Zhang, MD, PhD

CONTACT

J

Jing Kan, MPH

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

SINGLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

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