Clinical trials: Stenoses
Lumbar Spinal Stenosis
Lumbar Stenosis Outcomes Research II
The primary objective of the proposed pilot study is to determine the efficacy of oxymorphone hydrochloride and propoxyphene/acetaminophen combination in prolonging the time to onset of pain and reducing the severity of pain…
- Trial name
- LUSTORII (NCT00652093)
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- University of Rochester
Carotid Artery Diseases, Carotid Atherosclerosis
The ENROUTE Transcarotid Neuroprotection System (ENROUTE Transcarotid NPS) DW-MRI Evaluation
The goal of this evaluation is to document the incidence of post procedure DW-MRI lesions (relative to baseline) in patients treated with the transcarotid artery revascularization (TCAR) procedure.
- Conditions
- Carotid Artery Diseases, Carotid Atherosclerosis, Carotid Stenosis, Carotid Artery Plaque
- Trial name
- DW-MRI-US (NCT03982420)
- Testing
- Transcarotid Revascularization (TCAR)
- Where
- 6 sites in United States, Spain
- Volunteers
- 55 people
- Sponsor
- Silk Road Medical
Carotid Artery Stenosis, Cerebral Infarction
Bacteria in Atherosclerotic Plaques and Adverse Events
This study is a prospective, multicenter cohort study conducted in western China. The registry study is primarily conducted at the Department of Neurosurgery, Tangdu Hospital, with participation from the Departments of…
- Conditions
- Carotid Artery Stenosis, Cerebral Infarction, Diabetes, Bacteria
- Trial name
- NCT06935279
- Testing
- Carotid Endarterectomy
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Tang-Du Hospital
Pyloric Stenosis
Changes in Cerebral Oxygenation During Laparoscopic Pyloromyotomy
A prospective study that will assess the effect of laparoscopy on tissue oxygenation in the patients undergoing a laparoscopic pyloromyotomy at Nationwide Children's Hospital.
- Trial name
- NCT03650842
- Testing
- Near infrared spectroscopy (NIRS)
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- Nationwide Children's Hospital
Carotid Stenosis
Optical Coherence Tomography Angiography Evaluation of Ocular Changes in Patients With Carotid Artery Stenosis
This study aims to evaluate ocular changes in patients with carotid artery stenosis by optical coherence tomography angiography before and after carotid artery revascularization procedure.
- Trial name
- NCT04326842
- Testing
- Carotid artery revascularization procedure, Optical coherence tomography angiography
- Where
- China
- Volunteers
- 129 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Harbin Medical University
Aortic Valve Stenosis, Aortic Valve Calcification
REpositionable Percutaneous Replacement of Stenotic Aortic Valve Through Implantation of Lotus™ Valve SystEm
This is a prospective, single-arm feasibility study designed to assess the acute safety and performance of the Lotus Valve System for transcatheter aortic valve replacement in symptomatic patients with calcified aortic valve…
- Conditions
- Aortic Valve Stenosis, Aortic Valve Calcification, Aortic Valve Disease
- Trial name
- REPRISE I (NCT01383720)
- Testing
- Lotus Valve System
- Where
- 3 sites in Australia
- Volunteers
- 11 people
- Sponsor
- Boston Scientific Corporation
Coronary Bypass Graft Stenosis of Autologous Vein
Preventing Seroma Formation After Stripping Saphenous Vein in Coronary Bypass
The great saphenous vein is the most commonly used material in coronary vascular bridging operation. Coronary bypass operation to obtain the great saphenous vein is mainly through the incision open groin to ankle.
- Trial name
- NCT02010996
- Testing
- vacuum assisted closure, Axillary dissection
- Where
- China
- Volunteers
- 72 people
- Sponsor
- Changhai Hospital
Coronary Disease, Coronary Stenosis
A Comparison of Fractional Flow Reserve-Guided Percutaneous Coronary Intervention and Coronary Artery Bypass Graft Surgery in Patients With Multivessel Coronary Artery Disease
The purpose of this study is to determine whether Fractional flow reserve (FFR, (coronary pressure wire-based index for assessing the ischemic potential of a coronary lesion)-guided percutaneous coronary intervention (PCI) in…
- Trial name
- FAME 3 (NCT02100722)
- Testing
- FFR guided PCI, CABG, Resolute Integrity Stent
- Where
- 46 sites in United States, Australia and 14 more
- Volunteers
- 1,500 people
- Sponsor
- Stanford University
Aortic Valve Stenosis With Insufficiency, Aortic Valve Stenosis
Surgical Treatment of Aortic Stenosis With a Next Generation Surgical Aortic Valve
The purpose of this clinical investigation is to confirm that the safety and performance of the EDWARDS INTUITY Valve System.
- Trial name
- TRITON (NCT01445171)
- Testing
- Aortic Valve Replacement with EDWARDS INTUITY Valve System
- Where
- 6 sites in Austria, Germany
- Volunteers
- 295 people
- Sponsor
- Edwards Lifesciences
Coronary Artery Stenosis, Coronary Arteriosclerosis
XIENCE V: SPIRIT WOMEN Sub-study
The purpose of this Clinical Evaluation is the continued assessment of the XIENCE Everolimus Eluting Coronary Stent System (XIENCE V® and XIENCE PRIME™ EECSS) with the primary focus on clinical outcomes in the treatment of female…
- Conditions
- Coronary Artery Stenosis, Coronary Arteriosclerosis, Coronary Artery Disease, Coronary Artery Restenosis
- Trial name
- NCT01182428
- Testing
- XIENCE V®/ XIENCE PRIME™, CYPHER SELECT
- Where
- 25 sites in Argentina, Austria and 13 more
- Volunteers
- 455 people
- Sponsor
- Abbott Medical Devices
Aortic Valve Stenosis
ExCEED: CENTERA THV System in Intermediate Risk Patients Who Have Symptomatic, Severe, Calcific, Aortic Stenosis
This study will monitor the safety and valve performance of the Edwards CENTERA Transcatheter Heart Valve (THV) System in patients with symptomatic, severe, calcific aortic stenosis who are at intermediate operative risk for…
- Trial name
- NCT03517436
- Testing
- TAVR with CENTERA THV
- Where
- 23 sites in United States
- Volunteers
- 101 people
- Sponsor
- Edwards Lifesciences
Cerebral Infarction, Atherosclerosis
Trial of Cilostazol in Symptomatic Intracranial Arterial Stenosis II
This study will recruit 480 acute stroke patients with symptomatic intracranial stenosis (M1 segment of Middle cerebral artery (MCA) or basilar artery). They will be randomly assigned into cilostazol group or clopidogrel group.
- Trial name
- TOSS-2 (NCT00130039)
- Testing
- clopidogrel, Cilostazol
- Where
- 19 sites in Hong Kong, Philippines and 2 more
- Volunteers
- 457 people
- Sponsor
- Asan Medical Center
Hypertrophic Cardiomyopathy
Assessment of Left Ventricular Torsion by Echocardiography Study
The purpose of this study is to learn about the twisting or wringing motion of the heartbeat called Left Ventricular Torsion (LV Torsion) which can be seen on ultrasound.
- Trial name
- LVTorsion (NCT00589836)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Back Pain, Radiculopathy Lumbar
Threshold Response of Lumbar Selective Nerve Root Block in Predicting Good Outcome Following Lumbar Foraminotomy
SNRB, as measured by the change in pain and objective functional ability, can solicit crucial information regarding a patient's clinical picture and can predict a patient's outcome post-surgery.
- Conditions
- Back Pain, Radiculopathy Lumbar, Degenerative Lumbar Spinal Stenosis
- Trial name
- NCT03801356
- Testing
- Selective Nerve Root Block
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- The Cleveland Clinic
Coronary Artery Disease
Shockwave Coronary Rx Lithoplasty® Study (Disrupt CAD I)
Prospective, multi-center, single arm study designed to evaluate the safety and performance of the Shockwave Coronary Rx Lithoplasty® System to treat calcified lesions in the coronary arteries for the purpose of enhancing the…
- Trial name
- NCT02650128
- Testing
- Shockwave Coronary Rx Lithoplasty® System
- Where
- 7 sites in Australia, France and 3 more
- Volunteers
- 60 people
- Sponsor
- Shockwave Medical, Inc.
Aortic Stenosis, Mitral Stenosis
ProspeCtive, nOn-randoMized, MulticENter Clinical Evaluation of Edwards Pericardial Bioprostheses With a New Tissue Treatment Platform (COMMENCE)
The objective of this trial is to confirm that the modifications to tissue processing, valve sterilization and packaging do not raise any new questions of safety and effectiveness in subjects who require replacement of their…
- Conditions
- Aortic Stenosis, Mitral Stenosis, Aortic Valve Insufficiency, Mitral Valve Insufficiency
- Trial name
- COMMENCE (NCT01757665)
- Testing
- Edwards Aortic and Mitral Bioprostheses Models 11000A and 11000M
- Where
- 32 sites in United States, Canada and 1 more
- Volunteers
- 777 people
- Sponsor
- Edwards Lifesciences
Coronary Artery Disease, Coronary Stenosis
Physiologic Assessment of Coronary Stenosis Following PCI
This is a pilot study designed to assess the relationship between iFR (instantaneous wave-free ratio) pullback and the distribution of coronary atheroma/stenoses as assessed by Quantitative Coronary Angiography (QCA) post…
- Conditions
- Coronary Artery Disease, Coronary Stenosis, Angina, Unstable, Angina, Stable
- Trial name
- DEFINE PCI (NCT03084367)
- Testing
- iFR pullback
- Where
- 28 sites in United States, Netherlands and 1 more
- Volunteers
- 500 people
- Sponsor
- Volcano Corporation
Aortic Stenosis
Acute Hemodynamic Effects of Sildenafil in Patients With Severe Aortic Stenosis
Pulmonary hypertension is common in patients with aortic stenosis and is associated with worse operative and long-term outcomes.
- Trial name
- NCT01060020
- Testing
- Sildenafil
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Washington University School of Medicine
Angina, Coronary Occlusion
XIENCE PRIME Japan Post-Marketing Surveillance (PMS)
The objectives of the PMS are to observe the frequency, type, and degree of device deficiency to assure the safety of the new medical device (XIENCE PRIME) as well as to collect information on evaluation of the efficacy and…
- Conditions
- Angina, Coronary Occlusion, Coronary Artery Disease, Coronary Artery Stenosis
- Trial name
- NCT01721096
- Testing
- XIENCE PRIME - Long Length (LL), XIENCE PRIME - Core Size
- Where
- Japan
- Volunteers
- 536 people
- Sponsor
- Abbott Medical Devices
Obstruction of Pelviureteric Junction
The Efficacy and Safety of Local Anesthetic Infusion With Ropivacaine
The investigators propose a prospective blinded randomized control trial (RCT) to assess the efficacy and safety of a simple method of continuous infusion of a local anesthetic, ropivacaine, via a surgical wound to control pain…
- Trial name
- NCT00930046
- Testing
- Ropivacaine wound catheter, Saline wound catheter
- Where
- 2 sites in United States
- Volunteers
- 15 people
- Sponsor
- Boston Children's Hospital