A Prospective, Multicenter,Single-arm Study of DuoCor 2 Ventricular Assist System for the Treatment of Advanced Biventricular Heart Failure

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-75
SponsorShenzhen Core Medical Technology CO.,LTD.

About this trial

The objective of this clinical investigation is to evaluate the safety and efficacy of the DuoCor 2 Ventricular Assist System (DuoCor 2 VAS) in subjects with advanced biventricular heart failure requiring circulatory support.

Each subject receiving the DuoCor 2 VAS will be evaluated at 6 months (180 days) for primary and secondary endpoints with further follow-up assessments up to 2 years.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

1.18 years ≤ Age ≤ 75 years

2.INTERMACS Class 1-2

3.Patient is inotrope dependent, OR has a Cardiac Index (CI) < 2.2 L/min/m2, while not on inotropes

Unable to exercise

Disqualifiers

1.Known intolerance to anticoagulant or antiplatelet therapies.

2.Etiology of heart failure due to restrictive or constrictive physiology (e.g., hypertrophic cardiomyopathy, cardiac amyloidosis /senile or other infiltrative heart disease)

3.Coagulopathy defined by platelets < 100*10^9/L or INR ≥ 1.5 not due to anticoagulant therapy.

4. Technical obstacles which pose an inordinately high surgical risk, in the judgment of the investigator.

Trial design

Design model

Single group

Treatments tested in this trial

  • DuoCor 2 Ventricular Assist System (DuoCor 2 VAS)

    Device

    Implantation of the DuoCor 2 Ventricular Assist System for mechanical circulatory support.

Treatment groups

64 Participants
are divided into 1 treatment group
Group A: DuoCor 2 VASExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Event-free survival rate at 6 months post-implantation

Event-free survival rate at 6 months post-implantation. Events are defined as all-cause death, ECMO implantation, and IABP implantation.

Time frame
6 months

Secondary outcomes

1

Function Status as measured by Six Minute Walk Test (6MWT)

The more meters a patient can walk over baseline indicates improvement in functional status.

Time frame
Baseline, Month 6, Month 12, Month 24
2

Functional status as measured by the New York Heart Association (NYHA) Classification

NYHA class categorizes patients by the severity of their heart failure symptoms. As the class increases, the degree of symptoms is more severe indicating worse functional status.

Time frame
Baseline, Month 6, Month 12, Month 24
3

Quality of Life as measured by the EuroQoL-5D-5L (EQ-5D-5L)

The scores from the 5 dimensions are summed for the total score which ranges from 5 to 25 with higher scores indicating more problems and a worse quality of life.

Time frame
Baseline, Month 6, Month 12, Month 24
4

Quality of Life as measured by the Kansas City Cardiomyopathy Questionnaire (KCCQ)

The scores range from 0 to 100. Higher scores indicate better quality of life and fewer heart failure symptoms.

Time frame
Baseline, Month 6, Month 12, Month 24

Other outcomes

Sponsors and contacts

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