Prospective Multicenter Registry of Patients With Mitral Stenosis Undergoing Percutaneous Mitral Balloon Commissurotomy

The goal of this observational study is to learn about the clinical outcomes after percutaneous mitral balloon commissurotomy (PMBC) for patients with mitral stenosis (MS) using nation-wide multicenter prospective registry including tertiary-referral hospitals in Korea. The main question it aims to answer is: What is the clinical outcomes after PMBC? Which method is appropriate to determine inflated Inoue balloon size?

NCT Number	NCT07175532
Lead Sponsor	Asan Medical Center
Conditions	Mitral Stenosis
Enrollment	400 participants
Start Date	2025-05-01
Primary Completion	2031-12-31 (estimated)
Study Completion	2031-12-31 (estimated)
Updated on ClinicalTrials.gov	2025-09-16