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Showing 1–23 of 23 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Chronic Total Occlusion (CTO) Clear all
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 3, 2016 · Synced Jul 21, 2026, 4:00 PM EDT
Completed Not applicable Interventional Results available

EXPERT CTO: Evaluation of the XIENCE PRIME™ LL and XIENCE Nano™ Everolimus Eluting Coronary Stent Coronary Stents, Performance, and Technique in Chronic Total Occlusions

NCT01435031
View directory record Official record
Conditions
Coronary Artery Disease (CAD), Chronic Total Occlusion (CTO)
Interventions
CTO Treatment Device
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Santa Clara, California
Source: ClinicalTrials.gov public record
Updated May 8, 2018 · Synced Jul 21, 2026, 4:00 PM EDT
Enrolling by invitation Not applicable Interventional

Acolyte CTO-PCI Study: Imaging and Catheter System to Treat Patients With Coronary Chronic Total Occlusion, Who Have Persistent Symptoms Following Medical Therapy and Are Undergoing Percutaneous Coronary Interventional Procedures

NCT06795763
View directory record Official record
Conditions
Coronary Chronic Total Occlusions, Ischemic Heart Disease, Ischemic Heart Disease (IHD), Ischemic Heart Disease Chronic
Interventions
CTO-PCI Procedure with Acolyte Catheter System
Device
Lead sponsor
Elumn8 Medical
Industry
Eligibility
18 Years and older
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
5
States / cities
Atlanta, Georgia • Minneapolis, Minnesota • Roslyn, New York + 1 more
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Jul 21, 2026, 4:00 PM 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 1, 2017 · Synced Jul 21, 2026, 4:00 PM 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 23, 2025 · Synced Jul 21, 2026, 4:00 PM 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 23, 2025 · Synced Jul 21, 2026, 4:00 PM EDT
Completed No phase listed Observational

Outcomes, Patient Health Status, and Efficiency in Chronic Total Occlusion

NCT02026466
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Not listed
Lead sponsor
Saint Luke's Health System
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
11
States / cities
Mesa, Arizona • Phoenix, Arizona • Torrance, California + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 18, 2021 · Synced Jul 21, 2026, 4:00 PM EDT
Terminated Not applicable Interventional

Safety and Efficacy Study of the SoundBite™ Crossing System With ACTIVE Wire in Coronary CTOs.

NCT03521804
View directory record Official record
Conditions
Chronic Total Occlusion of Coronary Artery
Interventions
SoundBite™ Crossing System Active Wire 14
Device
Lead sponsor
SoundBite Medical Solutions, Inc.
Industry
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 5, 2023 · Synced Jul 21, 2026, 4:00 PM 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 16, 2018 · Synced Jul 21, 2026, 4:00 PM 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 6, 2022 · Synced Jul 21, 2026, 4:00 PM EDT
Completed Phase 2 Interventional Results available

Facilitated Antegrade Steering Technique in Chronic Total Occlusions (FAST-CTOs)

NCT00886899
View directory record Official record
Conditions
Coronary Artery Chronic Total Occlusion
Interventions
Recanalization of a coronary chronic total occlusion
Device
Lead sponsor
BridgePoint Medical
Industry
Eligibility
18 Years and older
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
16
States / cities
Phoenix, Arizona • La Jolla, California • Sacramento, California + 13 more
Source: ClinicalTrials.gov public record
Updated Mar 19, 2012 · Synced Jul 21, 2026, 4:00 PM EDT
Completed Phase 4 Interventional

AngiographiC Evaluation of the Everolimus-Eluting Stent in Chronic Total Occlusions - the ACE-CTO Study

NCT01012869
View directory record Official record
Conditions
Coronary Occlusions
Interventions
everolimus-eluting stent
Device
Lead sponsor
North Texas Veterans Healthcare System
Federal
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 28, 2013 · Synced Jul 21, 2026, 4:00 PM 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 20, 2021 · Synced Jul 21, 2026, 4:00 PM EDT
Completed No phase listed Observational Results available

A Clinical Evaluation of the MINI TREK RX 1.20 mm Coronary Dilatation Catheter in Stenotic Lesions

NCT01186198
View directory record Official record
Conditions
Ischemic Heart Disease, Coronary Artery Stenosis, Chronic Coronary Total Occlusion, Coronary Bypass Graft Stenosis
Interventions
MINI TREK RX 1.20 mm Coronary Dilatation Catheter
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
4
States / cities
La Jolla, California • Salisbury, Maryland • Petoskey, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 12, 2023 · Synced Jul 21, 2026, 4:00 PM 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 5, 2018 · Synced Jul 21, 2026, 4:00 PM EDT
Completed Not applicable Interventional

SoundBite™ Crossing System Pivotal Peripheral CTO Crossing Study

NCT03266835
View directory record Official record
Conditions
Chronic Total Occlusion of Arteries of the Extremities
Interventions
SoundBite™ Crossing System - Peripheral
Device
Lead sponsor
SoundBite Medical Solutions, Inc.
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 24, 2019 · Synced Jul 21, 2026, 4:00 PM EDT
Completed Not applicable Interventional Results available

Chronic Total Occlusion Percutaneous Coronary Intervention Study

NCT03988166
View directory record Official record
Conditions
Chronic Total Occlusion, Ischemic Heart Disease, Chronic Total Occlusion of Coronary Artery
Interventions
Chronic Total Occlusion Revascularization, GuideLiner® V3 catheter, TrapLiner® catheter, Turnpike® catheter
Procedure · Device
Lead sponsor
Vascular Solutions LLC
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
13
States / cities
Torrance, California • Atlanta, Georgia • Boston, Massachusetts + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 27, 2022 · Synced Jul 21, 2026, 4:00 PM EDT
Completed Not applicable Interventional

Sapphire 3 CTO Study

NCT06358508
View directory record Official record
Conditions
Coronary Artery Disease, Coronary Disease, Myocardial Ischemia, Heart Diseases, Arteriosclerosis, Cardiovascular Diseases, Chronic Total Occlusion, Chronic Total Occlusion of Coronary Artery
Interventions
Sapphire 3 Coronary Dilatation Catheter
Device
Lead sponsor
OrbusNeich
Industry
Eligibility
18 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
12
States / cities
Stanford, California • Torrance, California • Atlanta, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced Jul 21, 2026, 4:00 PM 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 16, 2017 · Synced Jul 21, 2026, 4:00 PM 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 Dec 10, 2025 · Synced Jul 21, 2026, 4:00 PM 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 20, 2025 · Synced Jul 21, 2026, 4:00 PM 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 9, 2013 · Synced Jul 21, 2026, 4:00 PM EDT
Completed No phase listed Observational Results available

Post-Market Registry of AURYON Atherectomy Device in Subjects Affected With Infrainguinal Peripheral Artery Disease

NCT04229563
View directory record Official record
Conditions
Infrainguinal Peripheral Artery Disease, Peripheral Arterial Disease, PAD
Interventions
AURYON Atherectomy System
Device
Lead sponsor
Angiodynamics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
10
States / cities
Scottsdale, Arizona • Tucson, Arizona • Davenport, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced Jul 21, 2026, 4:00 PM EDT