Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 6, 2026, 10:24 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 25 matching trials from the live ClinicalTrials.gov search.
Filters: Sponsor: LivaNova Clear all
Completed Not applicable Interventional

Targeted Hypoglossal Neurostimulation Study #2

NCT01796925
View directory record Official record
Conditions
Sleep Apnea Syndromes, Sleep Apnea, Obstructive, Respiration Disorders, Signs and Symptoms, Respiratory, Syndrome, Obstructive Sleep Apnea
Interventions
aura6000 THN System
Device
Lead sponsor
ImThera Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
4
States / cities
San Diego, California • Denver, Colorado • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2019 · Synced Oct 6, 2026, 10:24 AM EDT
Terminated No phase listed Observational

The RECOVER sUb-study, Which Leverages quaNtitative and Credible Research tOols From Verily, Will providE Assessment measuRes for Depressive Episodes

NCT04753385
View directory record Official record
Conditions
Treatment Resistant Depression
Interventions
Not listed
Lead sponsor
LivaNova
Industry
Eligibility
18 Years and older
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
33
States / cities
Birmingham, Alabama • Costa Mesa, California • Los Angeles, California + 29 more
Source: ClinicalTrials.gov public record
Updated Dec 20, 2024 · Synced Oct 6, 2026, 10:24 AM EDT
Terminated Not applicable Interventional

ANTHEM-HFrEF Pivotal Study

NCT03425422
View directory record Official record
Conditions
Heart Failure, Heart Failure, Congestive, Heart Failure, Systolic
Interventions
VITARIA System
Device
Lead sponsor
LivaNova
Industry
Eligibility
18 Years and older
Enrollment
533 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
22
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 19 more
Source: ClinicalTrials.gov public record
Updated Oct 10, 2023 · Synced Oct 6, 2026, 10:24 AM EDT
Terminated Not applicable Interventional

Mitroflow DL Post Approval Study- North America

NCT02351726
View directory record Official record
Conditions
Aortic Stenosis, Aortic Regurgitation, Aortic Valve Insufficiency, Heart Valve Diseases, Cardiovascular Abnormalities, Cardiovascular Diseases, Congenital Abnormalities, Heart Diseases, Pathological Conditions, Anatomical
Interventions
Mitroflow DL
Device
Lead sponsor
LivaNova
Industry
Eligibility
Not listed
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
13
States / cities
Los Angeles, California • San Diego, California • Jacksonville, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Feb 20, 2020 · Synced Oct 6, 2026, 10:24 AM EDT
Withdrawn Not applicable Interventional

Acute Optimization of Cardiac Resynchronization Therapy (CRT)Using Echocardiography and SonR

NCT01293526
View directory record Official record
Conditions
Heart Failure
Interventions
Control, Experimental, Experimental 2
Device
Lead sponsor
Piedmont Healthcare
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 18, 2024 · Synced Oct 6, 2026, 10:24 AM EDT
Completed No phase listed Observational

Redesigning Cardiac Surgery to Reduce Neurologic Injury

NCT00432536
View directory record Official record
Conditions
Cardiovascular Disease, Surgery
Interventions
Quality improvement intervention
Other
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
40 Years to 89 Years
Enrollment
469 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2012
U.S. locations
3
States / cities
Portland, Maine • Lebanon, New Hampshire • Manchester, New Hampshire
Source: ClinicalTrials.gov public record
Updated May 16, 2013 · Synced Oct 6, 2026, 10:24 AM EDT
Completed No phase listed Observational

Natural Evolution of AV Conduction Disorders in Patients Implanted With Cardiac Pacemakers

NCT00531037
View directory record Official record
Conditions
Patients Implanted With a Pacemaker
Interventions
Not listed
Lead sponsor
LivaNova
Industry
Eligibility
18 Years and older
Enrollment
1,440 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
7
States / cities
Birmingham, Alabama • Sheffield, Alabama • Mesa, Arizona + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2017 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Phase 4 Interventional

Optimal Anti-tachycardia Therapy in Implantable Cardioverter-defibrillator (ICD) Patients Without Pacing Indications

NCT00729703
View directory record Official record
Conditions
Tachycardia
Interventions
OVATIO DR 6550
Device
Lead sponsor
LivaNova
Industry
Eligibility
18 Years and older
Enrollment
462 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
5
States / cities
Atlanta, Georgia • Decatur, Georgia • Mandeville, Louisiana + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 13, 2015 · Synced Oct 6, 2026, 10:24 AM EDT
Completed No phase listed Observational

Vagus Nerve Stimulation Clinical Outcomes Measured Prospectively in Patients Stimulated

NCT01281293
View directory record Official record
Conditions
Epilepsy
Interventions
Not listed
Lead sponsor
Cyberonics, Inc.
Industry
Eligibility
7 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
7
States / cities
Atlanta, Georgia • Peoria, Illinois • Louisville, Kentucky + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2019 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Not applicable Interventional

Treating Obstructive Sleep Apnea Using Targeted Hypoglossal Neurostimulation

NCT04950894
View directory record Official record
Conditions
Obstructive Sleep Apnea, OSA, Apnea, Apnea, Obstructive, Apnea, Obstructive Sleep, Apnea+Hypopnea, Hypopnea, Sleep
Interventions
Hypoglossal Nerve Stimulation
Device
Lead sponsor
LivaNova
Industry
Eligibility
22 Years and older
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
19
States / cities
Birmingham, Alabama • Tucson, Arizona • Roseville, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Improved Time in Therapeutic Range With Patient Self-Testing of Their INR Compared to Usual Care

NCT00703963
View directory record Official record
Conditions
Management of Anticoagulation
Interventions
INRatio monitor by Hemosense, Usual Care
Device · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 28, 2014 · Synced Oct 6, 2026, 10:24 AM EDT
Recruiting Not applicable Interventional

A Prospective, Multi-center, Randomized Controlled Blinded Trial Demonstrating the Safety and Effectiveness of VNS Therapy® System as Adjunctive Therapy Versus a No Stimulation Control in Subjects With Treatment-Resistant Depression

NCT03887715
View directory record Official record
Conditions
Treatment Resistant Depression
Interventions
Vagus Nerve Stimulation (VNS)
Device
Lead sponsor
LivaNova
Industry
Eligibility
18 Years and older
Enrollment
6,800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2030
U.S. locations
101
States / cities
Birmingham, Alabama • Huntsville, Alabama • Burlingame, California + 85 more
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Phase 4 Interventional

Predictive Risk Stratification Through T Variability in ICD Patients Without Pacing Indications

NCT00560768
View directory record Official record
Conditions
Sudden Cardiac Death
Interventions
Ovatio VR 6250 or DR6550
Device
Lead sponsor
LivaNova
Industry
Eligibility
Not listed
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
7
States / cities
Sheffield, Alabama • Tarzana, California • Atlanta, Georgia + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 12, 2015 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Phase 2 Interventional

Evaluation of a Diagnostic Feature in a Cardiac Resynchronization Therapy (CRT) Device

NCT00957541
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
Paradym CRT + Physiological Diagnosis (PhD)
Device
Lead sponsor
ELA Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
520 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Mesa, Arizona
Source: ClinicalTrials.gov public record
Updated May 15, 2014 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Not applicable Interventional

Targeted Hypoglossal Neurostimulation Study #3

NCT02263859
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
aura6000 System
Device
Lead sponsor
ImThera Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
14
States / cities
Chula Vista, California • Los Angeles, California • San Diego, California + 11 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2024 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Phase 3 Interventional

Clinical Evaluation of the Physiological Diagnosis Function in the PARADYM CRT Device

NCT02167789
View directory record Official record
Conditions
Heart Failure
Interventions
Paradym CRT 8770
Device
Lead sponsor
LivaNova
Industry
Eligibility
18 Years and older
Enrollment
520 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
5
States / cities
Kaplan, Phoenix,, Arizona • Siegel, Phoenix,, Arizona • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 19, 2014 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Not applicable Interventional

Atrio-Ventricular (AV) Delay Optimization Using Echocardiography Versus the SonR Signal

NCT01287234
View directory record Official record
Conditions
Heart Failure
Interventions
Echocardiogram/SonR
Other
Lead sponsor
Piedmont Healthcare
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 20, 2012 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Phase 4 Interventional

Prevention of Atrial Arrhythmia in Patients Without Atrioventricular (AV) Conduction Disease

NCT01170611
View directory record Official record
Conditions
Sinus Node Dysfunction, Brady Tachy Syndrome
Interventions
PACEMAKER SYMPHONY 2550
Device
Lead sponsor
LivaNova
Industry
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
10
States / cities
Birmingham, Alabama • Mesa, Arizona • Los Angeles, California + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 27, 2010 · Synced Oct 6, 2026, 10:24 AM EDT
Recruiting Not applicable Interventional

VNS Prospective Neuromodulation of Immune and Gastrointestinal Systems

NCT03953768
View directory record Official record
Conditions
Autoimmune Diseases, Epilepsy, Autonomic Dysfunction, Inflammatory Bowel Diseases
Interventions
Vagal nerve stimulation (VNS)
Device
Lead sponsor
University of Louisville
Other
Eligibility
0 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
4
States / cities
Louisville, Kentucky • Houston, Texas • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Not applicable Interventional

Study to Evaluate a New Device Designed to Collect Heart Activity and Body Movement Data

NCT01626599
View directory record Official record
Conditions
Epilepsy
Interventions
ProGuardian
Device
Lead sponsor
Cyberonics, Inc.
Industry
Eligibility
5 Years and older
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
6
States / cities
Chicago, Illinois • Charlotte, North Carolina • Austin, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2020 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Not applicable Interventional Results available

Behavior of Valve Leaflets Following Aortic Valve Implant

NCT03200574
View directory record Official record
Conditions
Aortic-valve Replacement
Interventions
4D Cardiac CT Scan, LivaNova Bioprothetic Aortic Valve Implant
Diagnostic Test · Device
Lead sponsor
Corcym S.r.l
Industry
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
8
States / cities
Indianapolis, Indiana • Scarborough, Maine • Takoma Park, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2024 · Synced Oct 6, 2026, 10:24 AM EDT
Completed No phase listed Observational

Registry of Subjects With Drug Resistant Epilepsy and Treated With the VNS Therapy System.

NCT03529045
View directory record Official record
Conditions
Epilepsy, Seizures, Drug Resistant Epilepsy
Interventions
Vagus Nerve Stimulation (VNS) Therapy
Device
Lead sponsor
LivaNova
Industry
Eligibility
Not listed
Enrollment
827 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
19
States / cities
Grand Junction, Colorado • Washington D.C., District of Columbia • Orlando, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated Nov 22, 2024 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Phase 4 Interventional

Evaluation of the SafeR Mode in Patients With a Dual Chamber Pacemaker Indication

NCT00562107
View directory record Official record
Conditions
Assess the Benefits From the AAISafeR/SafeR Algorithm of Symphony 2550 or REPLYTM DR in a Wide Range of Pacemaker Patients.
Interventions
Symphony DR 2550 and REPLY DR cardiac pacemakers
Device
Lead sponsor
LivaNova
Industry
Eligibility
Not listed
Enrollment
650 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Brighton, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 29, 2014 · Synced Oct 6, 2026, 10:24 AM EDT
Completed Not applicable Interventional

Microburst Vagus Nerve Stimulator (VNS) Therapy Feasibility Study

NCT03446664
View directory record Official record
Conditions
Epilepsies, Partial, Epilepsy, Tonic-Clonic
Interventions
Microburst Stimulation
Device
Lead sponsor
LivaNova
Industry
Eligibility
12 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
8
States / cities
Birmingham, Alabama • Denver, Colorado • Jacksonville, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 25, 2022 · Synced Oct 6, 2026, 10:24 AM EDT