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Clinical Trials/NCT04195984
NCT04195984
Recruiting
Not Applicable

Evaluation of the Efficacy and Safety of the Mi-thos® Transcatheter Mitral Valve Replacement System in Patients with Severe Mitral Valve Disease At High Surgical Risk.

Shanghai NewMed Medical Co., Ltd.3 sites in 1 country122 target enrollmentMarch 25, 2021

Overview

Phase
Not Applicable
Intervention
Not specified
Conditions
Mitral Valve Regurgitation
Sponsor
Shanghai NewMed Medical Co., Ltd.
Enrollment
122
Locations
3
Primary Endpoint
Freedom from all-cause mortality
Status
Recruiting
Last Updated
last year

Overview

Brief Summary

To evaluate the safety and performance of the Mi-thos® Mitral Heart Valve with the Mi-thos® Transcatheter Delivery System.

Detailed Description

The Mi-thos® study is an multicenter, single-arm, prospective, safety and performance clinical study.

Registry
clinicaltrials.gov
Start Date
March 25, 2021
End Date
January 2027
Last Updated
last year
Study Type
Interventional
Study Design
Single Group
Sex
All

Investigators

Responsible Party
Sponsor

Eligibility Criteria

Inclusion Criteria

  • Severe mitral valve regurgitation ≥ 3+;
  • High surgical risk fot open mitral valve surgery;
  • Age ≥ 65 years old;
  • Life expectancy \> 12 months;
  • As assessed by multidisciplinary cardiac team, patients who are not eligible for surgery;
  • Patients sign an informed consent form.

Exclusion Criteria

  • Previous cardiac mitral valve surgery;
  • Active infections requiring antibiotic therapy;
  • Clinically significant untreated Coronary Artery Disease (CAD);
  • Pulmonary hypertension (Pulmonary systolic pressure \> 70 mmHg);
  • Patients with severe right heart failure;
  • Left ventricular ejection fraction \<25%;
  • Diagnosis of hypertrophic cardiomyopathy, restrictive cardiomyopathy, constrictive pericarditis;
  • Dialysis patient;
  • Patients with severe coagulopathy;
  • Patients with contraindications to anticoagulant drugs;

Outcomes

Primary Outcomes

Freedom from all-cause mortality

Time Frame: 1 year

All-cause mortality after TMVR

Secondary Outcomes

  • Freedom from all-cause mortality(30 days, 6months, 2-5 years)
  • Severe adverse event rate(30 days, 6months, 1 year, 2-5 years)
  • Kansas City Cardiomyopathy score(30 days, 6months, 1 year, 2-5 years)
  • NYHA Heart Function Rating(30 days, 6months, 1 year, 2-5 years)

Study Sites (3)

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