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Alleviant ALLAY-HF Study

Safety and Efficacy of the Alleviant System for No-Implant Interatrial Shunt Creation in Patients With Chronic Heart Failure

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05685303
Enrollment
700
Registered
2023-01-17
Start date
2023-01-10
Completion date
2032-12-01
Last updated
2026-08-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Heart Failure

Brief summary

Prospective, multicenter, randomized, sham-controlled, double blinded, adaptive study designed to evaluate the safety and efficacy of a percutaneously created interatrial shunt using the Alleviant ALV1 System in patients with HFpEF/HFmrEF.

Interventions

Creation of interatrial shunt

Cardiac imaging

Sponsors

Alleviant Medical, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
40 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. Symptomatic HFpEF/HFmrEF with LVEF greater than or equal to 40% 2. NYHA Class II, III or ambulatory IV 3. Exercise right heart catheterization\* 1. Elevated left atrial pressure during exercise right heart catheterization (greater than or equal to 25 mmHg) 2. Exercise PVR \< 1.8 WU 4. Ongoing stable GDMT

Exclusion criteria

1. Advanced heart failure 2. Presence of a pacemaker 3. Evidence of right heart dysfunction

Design outcomes

Primary

MeasureTime frameDescription
Composite Primary Endpoint12-monthThe primary endpoint is a composite of mortality, heart failure events and quality of life based on Kansas City Cardiomyopathy Questionnaire (KCCQ) calculated at 12 months. KCCQ responses are provided along a rating scale from 0-100 with a higher score indicating better health.

Countries

Australia, Austria, Belgium, Bulgaria, Canada, Czechia, Georgia, Germany, Israel, Italy, New Zealand, Poland, Spain, United States

Contacts

CONTACTJennifer Olson
jen.olson@alleviantmedical.com+1 612 327 2741
PRINCIPAL_INVESTIGATORJames Udelson, MD

Tufts Medical Center

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 15, 2026