findmyKOL
Clinical trialNCT03970343Active, not recruitingObservational

Post Approval Study (PAS) of the OPTIMIZER Smart and CCM Therapy

SponsorImpulse DynamicsEnrollment620Heart Failure
View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

90 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • Cardiovascular Associates of Mesa (cvam)

    Mesa, Arizona, United States

  • Chan Heart Rhythm Institute (chri)

    Mesa, Arizona, United States

  • Southwest Cardiovascular Associates

    Mesa, Arizona, United States

  • Arizona Cardiovascular Research Center

    Phoenix, Arizona, United States

  • Banner University Medical Center

    Phoenix, Arizona, United States

  • Cardiovascular Society of Arizona

    Phoenix, Arizona, United States

  • Honor Health

    Scottsdale, Arizona, United States

  • Pima Heart and Vascular Research Center

    Tucson, Arizona, United States

  • University of Az - Sarver Heart Center

    Tucson, Arizona, United States

  • Cardiovascular Institute of San Diego

    Chula Vista, California, United States

  • Northbay Health, Heart and Vascular

    Fairfield, California, United States

  • Mid Valley Cardiology - Fresno

    Fresno, California, United States

  • South Orange County Cardiology Group

    Laguna Hills, California, United States

  • Cedars-Sinai Medical Center

    Los Angeles, California, United States

  • University of Southern California - Keck School of Medicine

    Los Angeles, California, United States

  • Valley Clinical Trials

    Northridge, California, United States

  • Valley Clinical Trials

    Pasadena, California, United States

  • Torrance Memorial Medical Center

    Torrance, California, United States

  • Aurora Denver Cardiology Associates

    Aurora, Colorado, United States

  • Medstar Washington Hospital Center

    Washington D.C., District of Columbia, United States

  • Heart Rhythm Solutions

    Davie, Florida, United States

  • Florida Memorial Hospital

    Jacksonville, Florida, United States

  • Florida Cardiology

    Orlando, Florida, United States

  • Florida Heart Rhythm Specialist

    Plantation, Florida, United States

  • Piedmont Heart

    Atlanta, Georgia, United States

  • Redmond Regional Medical Center

    Rome, Georgia, United States

  • Advocate Illinois Masonic Medical Center

    Chicago, Illinois, United States

  • Advocate Good Samaritan Hospital

    Downers Grove, Illinois, United States

  • Osf Healthcare Cardiovascular Institute

    Peoria, Illinois, United States

  • Osf Healthcare Cardiovascular Institute

    Rockford, Illinois, United States

  • Osf Healthcare Cardiovascular Institute

    Urbana, Illinois, United States

  • Ascension St. Vincent

    Indianapolis, Indiana, United States

  • Franciscan Physician Network

    Indianapolis, Indiana, United States

  • Community Healthcare System

    Munster, Indiana, United States

  • Baptist Lexington

    Lexington, Kentucky, United States

  • University of Kentucky - Gill Heart & Vascular Institute Clinical Research

    Lexington, Kentucky, United States

  • Massachusetts General Hospital

    Boston, Massachusetts, United States

  • Ascension Providence Park Hospital

    Novi, Michigan, United States

  • St. Joseph Mercy Oakland

    Pontiac, Michigan, United States

  • Downriver Heart and Vascular

    Southgate, Michigan, United States

50 more sites on the registry record.ClinicalTrials.gov ↗

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
21 Jan 2020
Primary completion
31 Jul 2028
Completion
31 Jul 2028
Last update posted
20 Nov 2025
Registered enrollment
620
Registry id
NCT03970343

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.