Evaluation of the Safety and Efficacy of the 2-lead OPTIMIZER® Smart System
Public ClinicalTrials.gov record NCT03339310. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
FIX-HF-5C2: Evaluation of the Safety and Efficacy of the 2-lead OPTIMIZER® Smart System in Subjects With Moderate-to-Severe Heart Failure With Ejection Fraction Between 25% and 45%
Study identification
- NCT ID
- NCT03339310
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- Impulse Dynamics
- Industry
- Enrollment
- 60 participants
Conditions and interventions
Interventions
- Optimizer Smart System with 2-leads Device
Device
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Oct 22, 2017
- Primary completion
- Oct 29, 2019
- Completion
- Oct 29, 2019
- Last update posted
- Jan 13, 2020
2017 – 2019
United States locations
- U.S. sites
- 9
- U.S. states
- 4
- U.S. cities
- 8
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Chan Heart Rhythm Institute | Mesa | Arizona | 85206 | — |
| Southwest Cardiology Associates | Mesa | Arizona | 85206 | — |
| Cardiovascular Consultants | Phoenix | Arizona | 85032 | — |
| Arizona Arrhythmia Consultants | Scottsdale | Arizona | 85251 | — |
| Pima Heart Physicians, PC | Tucson | Arizona | 85712 | — |
| Baptist Health Systems | Lexington | Illinois | 40503 | — |
| Ochsner Clinic Foundation | New Orleans | Louisiana | 70121 | — |
| Dallas VA Hospital | Dallas | Texas | 75216 | — |
| CHRISTUS Trinity Mother Frances | Tyler | Texas | 75701 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03339310, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Jan 13, 2020 · Synced Jul 24, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03339310 live on ClinicalTrials.gov.