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ClinicalTrials.gov public records Last synced Oct 29, 2026, 1:09 AM EDT

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Showing 1–24 of 46 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Chronic Total Occlusion Clear all
Withdrawn Phase 4 Interventional

Efficacy of Ranolazine in Patients With Chronic Total Occlusions of Coronary Arteries

NCT02423265
View directory record Official record
Conditions
Myocardial Ischemia, Coronary Artery Disease, Arteriosclerosis, Chronic Stable Angina
Interventions
Ranolazine, Placebo
Drug
Lead sponsor
East Carolina University
Other
Eligibility
21 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Greenville, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 13, 2023 · Synced Oct 29, 2026, 1:09 AM EDT
Terminated Not applicable Interventional

Excellence in Peripheral Arterial Disease Treatment of Superficial Femoral Artery Disease With Drug-eluting Stents

NCT03671655
View directory record Official record
Conditions
Peripheral Vascular Diseases, Chronic Total Occlusion of Artery of the Extremities
Interventions
Drug-eluting stent, Bare metal stent
Device
Lead sponsor
North Texas Veterans Healthcare System
Federal
Eligibility
18 Years to 90 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
2
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 14, 2018 · Synced Oct 29, 2026, 1:09 AM EDT
Terminated No phase listed Observational

Impact of CTO PCI (Chronic Total Occlusion Percutaneous Intervention) on Regular Physical Activity

NCT05440084
View directory record Official record
Conditions
Chronic Total Occlusion, Occlusion
Interventions
Chronic total occlusion percutaneous coronary intervention
Procedure
Lead sponsor
Minneapolis Heart Institute Foundation
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 24, 2025 · Synced Oct 29, 2026, 1:09 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

REduction of Contrast Via DyeVert Used in CTO Procedures

NCT03118544
View directory record Official record
Conditions
Chronic Total Occlusion of Coronary Artery
Interventions
DyeVert System
Device
Lead sponsor
Minneapolis Heart Institute Foundation
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
3
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 17, 2018 · Synced Oct 29, 2026, 1:09 AM EDT
Completed No phase listed Observational

Crosser Enters The Right Arterial Lumen

NCT01205386
View directory record Official record
Conditions
Chronic Total Occlusion of Artery of the Extremities
Interventions
1. CROSSER System
Device
Lead sponsor
C. R. Bard
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
8
States / cities
Washington D.C., District of Columbia • Des Moines, Iowa • Detroit, Michigan + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2013 · Synced Oct 29, 2026, 1:09 AM EDT
Completed No phase listed Observational

Wearable Tissue Oximetry During Arm Cuff Occlusion, Walking, and Standing Tests in Outpatients With Chronic Heart Failure

NCT07874386
View directory record Official record
Conditions
Heart Failure, Chronic Heart Failure
Interventions
Argus Oximetry System
Device
Lead sponsor
NIRSense Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 29, 2026, 1:09 AM EDT
Terminated Phase 2 Interventional Results available

The Lumen Study: Comparing Devices for Patients With Symptomatic Femoro-popliteal Chronic Total Occlusion (CTO)

NCT02145299
View directory record Official record
Conditions
Symptomatic Femoro-popliteal Chronic Total Occlusion
Interventions
TruePath CTO Device, CROSSER CTO Device
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years to 100 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 4, 2016 · Synced Oct 29, 2026, 1:09 AM EDT
Completed Phase 1 Interventional

Imaging of Totally Blocked Arteries

NCT00459446
View directory record Official record
Conditions
Atherosclerosis, Peripheral Artery Disease, Intermittent Claudication, Chronic Total Aterial Occlusion
Interventions
MS-325 Injection (Gadofosveset Trisodium)
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 29, 2026, 1:09 AM EDT
Completed Not applicable Interventional Results available

The Asahi Intecc PTCA Chronic Total Occlusion Study

NCT02379923
View directory record Official record
Conditions
Coronary Artery Disease, Coronary Artery Chronic Total Occlusion
Interventions
Crossing of Coronary Artery CTO
Device
Lead sponsor
Asahi Intecc USA Inc
Industry
Eligibility
18 Years and older
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
12
States / cities
Phoenix, Arizona • Loveland, Colorado • Atlanta, Georgia + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2018 · Synced Oct 29, 2026, 1:09 AM EDT
Not listed Not applicable Interventional

Cohort B of the Pivotal Study to Evaluate the Safety and Effectiveness of the NovaCross™ Micro-catheter

NCT03719014
View directory record Official record
Conditions
Coronary Occlusion
Interventions
NovaCross
Device
Lead sponsor
Nitiloop Ltd.
Industry
Eligibility
25 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
3
States / cities
Little Rock, Arkansas • New York, New York • York, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 6, 2018 · Synced Oct 29, 2026, 1:09 AM EDT
Recruiting Not applicable Interventional

VasoStar Vibrational Guidewire System to Facilitate Crossing Coronary Artery Chronic Total Occlusions

NCT06193954
View directory record Official record
Conditions
Chronic Total Occlusion of Coronary Artery, Chronic Angina
Interventions
VasoStar guidewire system
Device
Lead sponsor
VasoStar, LLC
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Atlanta, Georgia • Akron, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Oct 29, 2026, 1:09 AM EDT
Completed Phase 3 Interventional

Peripheral Facilitated Antegrade Steering Technique in Chronic Total Occlusions

NCT01246505
View directory record Official record
Conditions
Chronic Total Occlusion
Interventions
CTO Crossing and Percutaneous transluminal angioplasty
Device
Lead sponsor
BridgePoint Medical
Industry
Eligibility
18 Years and older
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
10
States / cities
Phoenix, Arizona • Los Angeles, California • Torrance, California + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2012 · Synced Oct 29, 2026, 1:09 AM EDT
Recruiting Not applicable Interventional

FastWire REvascularisation of Extremities, (For LOWer Limbs) - FREEFLOW

NCT06492733
View directory record Official record
Conditions
Chronic Total Occlusion of Artery of the Extremities
Interventions
FastWire System - Peripheral
Device
Lead sponsor
Versono Medical Ltd
Industry
Eligibility
18 Years to 85 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
6
States / cities
Wilmington, Delaware • Cocoa, Florida • Davenport, Iowa + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 29, 2026, 1:09 AM EDT
Completed Phase 4 Interventional Results available

XIENCE V® USA Dual Antiplatelet Therapy (DAPT) Cohort

NCT01106534
View directory record Official record
Conditions
Chronic Total Occlusion of Coronary Artery, Vascular Disease, Myocardial Ischemia, Coronary Artery Stenosis, Coronary Disease, Coronary Artery Disease, Coronary Restenosis
Interventions
placebo + aspirin, clopidogrel + aspirin OR prasugrel + aspirin, XIENCE V Everolimus Eluting Coronary Stent System (XIENCE V EECSS)
Drug · Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
870 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
144
States / cities
Birmingham, Alabama • Fairhope, Alabama • Scottsdale, Arizona + 126 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2023 · Synced Oct 29, 2026, 1:09 AM EDT
Withdrawn No phase listed Observational

Registry Study to Evaluate the Performance and Safety of Roxwood Medical Catheters in Arteries of Participants With a Stenotic Lesion or Chronic Total Occlusion (CTO)

NCT04059536
View directory record Official record
Conditions
Chronic Total Occlusion, Atherosclerosis, Coronary Artery Disease, Peripheral Artery Disease
Interventions
Roxwood Anchoring Catheters, Acetylsalicylic Acid, Heparin
Device · Drug
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
25 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
11
States / cities
Phoenix, Arizona • Gainesville, Florida • Hobart, Indiana + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2021 · Synced Oct 29, 2026, 1:09 AM EDT
Completed Not applicable Interventional

STAR and Deferred Stenting Study

NCT05089864
View directory record Official record
Conditions
Coronary Occlusion, Coronary Stenosis, Coronary Restenosis
Interventions
Stent Placement Timing - Early, Stent Placement Timing - Late
Other
Lead sponsor
Saint Luke's Health System
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 24, 2025 · Synced Oct 29, 2026, 1:09 AM EDT
Completed Not applicable Interventional Results available

Evaluating Plaque Photoablation Using an Excimer Laser in Patients With Lower Extremity Vascular Disease

NCT02653456
View directory record Official record
Conditions
Peripheral Arterial Disease
Interventions
RA-308 Excimer Laser and DABRA Catheter
Device
Lead sponsor
Ra Medical Systems
Industry
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
3
States / cities
El Centro, California • San Diego, California • Hattiesburg, Mississippi
Source: ClinicalTrials.gov public record
Updated Nov 21, 2018 · Synced Oct 29, 2026, 1:09 AM EDT
Completed No phase listed Observational

In-hospital and Long-term Outcomes for Percutaneous Chronic Total Coronary Occlusion Revascularization in a High-volume, Multi-operator Program

NCT01946724
View directory record Official record
Conditions
Ischemic Heart Disease
Interventions
Not listed
Lead sponsor
Piedmont Healthcare
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 2, 2019 · Synced Oct 29, 2026, 1:09 AM EDT
Completed Not applicable Interventional

A Prospective, Multi-Center, Pivotal Study to Evaluate the Safety and Effectiveness of the NovaCross™ Micro-catheter in Facilitating Crossing Chronic Total Occlusion (CTO) Coronary Lesions

NCT02477579
View directory record Official record
Conditions
Chronic Total Occlusion of Coronary Artery
Interventions
NovaCross
Device
Lead sponsor
Nitiloop Ltd.
Industry
Eligibility
18 Years to 80 Years
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
4
States / cities
Little Rock, Arkansas • Naperville, Illinois • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2017 · Synced Oct 29, 2026, 1:09 AM EDT
Active, not recruiting Not applicable Interventional

Enhanced Recovery After Major Surgery and Chronic Pain for Total Knee Arthroplasty

NCT05981105
View directory record Official record
Conditions
Chronic Pain, Opioid Use, Adductor Canal Block, Total Knee Arthroplasty
Interventions
ambIT pump with catheter, ambIT pump with sham catheter
Device
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 75 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 29, 2026, 1:09 AM EDT
Active, not recruiting Not applicable Interventional

Invest-CTO PCI Trial

NCT04774913
View directory record Official record
Conditions
Chronic Total Occlusion of Coronary Artery, Angina Pectoris, Quality of Life, PROM
Interventions
Chronic total occlusion(CTO) percutaneous coronary intervention (PCI)
Procedure
Lead sponsor
Haukeland University Hospital
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 21, 2025 · Synced Oct 29, 2026, 1:09 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Change in Exercise Capacity as Measured by Peak Oxygen Uptake After CTO PCI

NCT02499666
View directory record Official record
Conditions
Coronary Artery Disease, Angina Pectoris
Interventions
Percutaneous Coronary Intervention, Coronary stent, Clopidogrel
Procedure · Device · Drug
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years to 90 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 7, 2022 · Synced Oct 29, 2026, 1:09 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluation Inhaled Corticosteroids on Exhaled Nitric Oxide Gas Exchange

NCT00568347
View directory record Official record
Conditions
COPD
Interventions
fluticasone 100mcg/ salmeterol 50mcg, fluticasone 250/salmeterol 50, Salmeterol, salmeterol and fluticasone propionate
Drug
Lead sponsor
Arthur F Gelb MD
Individual
Eligibility
20 Years to 85 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2013
U.S. locations
1
States / cities
Lakewood, California
Source: ClinicalTrials.gov public record
Updated Mar 17, 2015 · Synced Oct 29, 2026, 1:09 AM EDT
Completed Not applicable Interventional

Investigating the Utility of Remote Index of Microvascular Resistance in Patients With Chronic Total Occlusion

NCT04226326
View directory record Official record
Conditions
Chronic Total Occlusion
Interventions
Directly measure microvascular function using direct coronary flow measurements
Other
Lead sponsor
University of Chicago
Other
Eligibility
21 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 24, 2023 · Synced Oct 29, 2026, 1:09 AM EDT