Clinical trials: Stenoses, open to volunteers
Aortic Stenosis
Videodensitometric Angiographic Assessment of AR in the Cath-lab for Intraprocedural Guidance of TAVI in CHINA
This clinical trial, a prospective, randomized, multicenter study, assigns patients to either videodensitometry-guided TAVI or conventional TTE/TEE-guided TAVI (stand of care), with the primary endpoint being regurgitation…
- Trial name
- NCT06891079
- Testing
- Videodensitometric guided, Stand of care guided
- Where
- 2 sites in China
- Volunteers
- 320 people
- Sponsor
- Xijing Hospital
Cervical Stenosis, Myelopathy
Assessing Microbiome in Primary Anterior Cervical Fusion Patients
Patients who are about to undergo cervical fusion surgery at Hospital for Special Surgery (HSS) are being asked to take part in this research study.
- Conditions
- Cervical Stenosis, Myelopathy, Cervical Spondylosis With Myelopathy, Degenerative Disc Disease
- Trial name
- NCT07877766
- Testing
- Primary Anterior Cervical Discectomy Procedures
- Where
- United States
- Volunteers
- 76 people
- Sponsor
- Hospital for Special Surgery, New York
Degenerative Disc Disease, Spinal Stenosis
OssDsign® Spine Registry Study ("Propel")
The purpose of this multi-center, prospective, observational registry is to gather information on the clinical outcomes and real-world use of commercially available bone graft substitutes manufactured by OssDsign® AB, in patients…
- Trial name
- NCT05329129
- Testing
- OssDsign® Catalyst
- Where
- 16 sites in United States
- Volunteers
- 450 people
- Sponsor
- OssDsign
Biliary Stricture, Bile Duct Cancer
Evaluation of diagnostiC Capacity of eccDNAs as Biomarkers in Indetermined biLiary Stricture(ECCBILE)
Biliary stricture is mainly malignant in the adults and caused by several types of fatal malignancies such as pancreatic cancer, cholangiocarcinoma, and metastatic tumor, which have poor prognosis that the overall survival of…
- Conditions
- Biliary Stricture, Bile Duct Cancer, Pancreas Cancer
- Trial name
- ECCBILE (NCT06277531)
- Where
- 2 sites in China
- Volunteers
- 99 people
- Sponsor
- Peking University Third Hospital
Spinal Stenosis Cervical
Multicentric Case Series of Uniportal Endoscopic Posterior Cervical Decompression for Cervical Spinal Stenosis
Cervical spinal stenosis is a condition that can cause pain, sensory disturbances, and motor deficits due to the compression of neural structures in the cervical spine.
- Trial name
- DEC-SCM (NCT06886802)
- Testing
- Posterior Uniportal Endoscopic Cervical Decompression
- Where
- Mexico
- Volunteers
- 50 people
- Sponsor
- TecSalud Investigación Clínica
Myocardial Infarction, Coronary Stenosis
Study of Microvascular Dysfunction, CFR and Cardioprotective Effect of Early Administration of Esmolol in MI
Study rationale: to evaluate clinical and prognostic relevance of microvascular dysfunction, coronary flow reserve and cardioprotective effects of iv administration of esmolol in patients with myocardial infarction.
- Conditions
- Myocardial Infarction, Coronary Stenosis, Coronary Microvascular Dysfunction
- Trial name
- ESMO-VASCMI (NCT06376630)
- Testing
- Esmolol Hcl 10Mg/Ml Inj
- Where
- Russia
- Volunteers
- 300 people
- Sponsor
- National Medical Research Center for Cardiology, Ministry of Health of Russian Federation
Intracranial Stenosis, Venous Sinus Stenosis
This Prospective Observational Study Aims to Evaluate the Capability of Ultra-high-resolution Photon-counting CT Angiography (UHR PCD-CTA) for Noninvasive Evaluation of Intracranial Venous Sinus Stents. The Study Will Compare Image Quality, Stent Visualization, Metal-related Artifacts, and Diagnosti
This prospective observational study aims to evaluate the effectiveness of ultra-high-resolution photon-counting CT angiography (UHR PCD-CTA) for noninvasive assessment of intracranial venous sinus stents.
- Conditions
- Intracranial Stenosis, Venous Sinus Stenosis, Stent Implantation, Intracranial Venous Pressures
- Trial name
- NCT07762677
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Xin Lou
Idiopathic Intracranial Hypotension, Venous Sinus Stenosis
Stent Implantation Versus Medical Therapy for Idiopathic IntracraniaL Hypertension (SIMPLE)
The aim of this study is to assess the efficacy of stent implantation versus medical therapy on idiopathic intracranial hypertension with venous sinus stenosis.
- Trial name
- NCT05707442
- Testing
- Stent Implantation, Acetazolamide-based medical therapy, Weight loss
- Where
- China
- Volunteers
- 74 people
- Sponsor
- Beijing Tiantan Hospital
Carotid Stenosis
Risk Prediction Model for Cerebrovascular Events in Carotid Artery Stenosis
Atherosclerotic carotid artery stenosis is a major cause of stroke, and early identification of high-risk patients combined with surgical intervention can significantly reduce stroke risk.
- Trial name
- NCT06452173
- Testing
- Plasma, carotid high-resolution magnetic resonance imaging
- Where
- China
- Volunteers
- 300 people
- Sponsor
- Beijing Tiantan Hospital
Renal Artery Stenosis
Identification and Treatment of Renal Stenosis in Transplanted Kidneys
Renal artery stenosis is a complication that may follow kidney transplantation1-5. Renal artery stenosis greater than 50% of the lumen of the artery, associated with clinical symptoms or laboratory worsening of renal function…
- Trial name
- TRAS (NCT06822205)
- Where
- Italy
- Volunteers
- 30 people
- Sponsor
- IRCCS Azienda Ospedaliero-Universitaria di Bologna
Spinal Deformity, Degenerative Lumbar Spinal Stenosis
Tranexamic Acid in Adult Spinal Deformity Surgery
Posterior spinal surgery for adult deformity is associated with high incidence of blood loss and need for blood transfusion and intraoperative blood salvage, with associated increased cost and risk for perioperative…
- Conditions
- Spinal Deformity, Degenerative Lumbar Spinal Stenosis, Blood Loss, Surgical
- Trial name
- NCT03553186
- Testing
- Tranexamic Acid 100 MG/ML
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Hospital for Special Surgery, New York
Stroke, Transient Ischemic Attack
Angiogenic Markers in Cerebrovascular Disease (ANFIS)
Intracranial atherosclerosis (ICAS) is the most common cause of stroke worldwide. It carries a worse prognosis than other stroke etiologies, with an annual rate of recurrent stroke and death of 15% despite intensive medical…
- Conditions
- Stroke, Transient Ischemic Attack, Atherosclerosis, Intracranial Arterial Stenosis
- Trial name
- ANFIS (NCT04240119)
- Testing
- According to current clinical care standards
- Volunteers
- 300 people
- Sponsor
- Cedars-Sinai Medical Center
Left Bundle-Branch Block, Aortic Valve Stenosis
Clinical Monitoring Strategy Versus Electrophysiology-guided Algorithmic Approach With a New LBBB After TAVI
The primary hypothesis of the proposed study is that an electrophysiology-based algorithmic approach is superior to standard clinical follow-up with 30-day monitoring in reducing the combined endpoint of syncope, hospitalization…
- Trial name
- COME-TAVI (NCT03303612)
- Testing
- Pacemaker implant, Transcutaneous cardiac monitor
- Where
- 10 sites in Canada, France
- Volunteers
- 250 people
- Sponsor
- Montreal Heart Institute
Vertebral Artery Stenosis
Drug Eluting Stenting and Short Dual Antiplatelet Therapy for Preventing Recurrent Stroke in Vertebral Stenosis Registry Study
This is a prospective, multi-center, registry study exploring the duration of dual antiplatelet therapy (DAPT) after drug-eluting stent(DES) treatment of symptomatic vertebral artery atherosclerotic stenosis.
- Trial name
- M Short DAPT (NCT06683300)
- Testing
- DAPT for 3 months after vertebral artery stenting
- Where
- China
- Volunteers
- 520 people
- Sponsor
- Beijing Tiantan Hospital
Pulsatile Tinnitus, Venous Sinus Stenosis
BosSTENT ImpLant to trEat debilitatiNg Pulse-synchronous Tinnitus
This study is evaluating the safety and clinical performance of the BosSTENT, a new stent designed specifically for treating pulse-synchronous tinnitus due to venous sinus stenosis.
- Trial name
- B-SILENT (NCT07070089)
- Testing
- BosSTENT implantation
- Where
- 6 sites in Canada, France
- Volunteers
- 90 people
- Sponsor
- Sonorous NV, Inc
Stroke, Acute, Stroke, Ischemic
Carotid Artery Stenting During Endovascular Treatment of Acute Stroke
Rationale: Approximately 20% of the patients with acute ischemic stroke due to an intracranial large vessel occlusion (LVO) has a high-grade stenosis in the ipsilateral cervical carotid artery.
- Conditions
- Stroke, Acute, Stroke, Ischemic, Carotid Stenosis, Carotid Atherosclerosis
- Trial name
- CASES (NCT06511089)
- Testing
- carotid artery stenting during EVT, no carotid artery stenting during EVT
- Where
- Netherlands
- Volunteers
- 600 people
- Sponsor
- University Medical Center Groningen
Aortic Stenosis, Right Bundle-Branch Block
Prophylactic Permanent Pacemaker in Patients With Right Bundle Branch Block Undergoing Transcatheter Aortic Valve Implantation
The goal of this clinical trial is to learn about the safety and outcome of prophylactic pacemaker implantation in patients with right bundle-branch block undergoing trans-catheter aortic valve (TAVI) implantation in patients…
- Trial name
- TAVI-PACE (NCT05889208)
- Testing
- Prophylactic pacemaker implantation
- Volunteers
- 320 people
- Sponsor
- Aalborg University Hospital
Degenerative Spine Disease, Spinal Stenosis Lumbar
VR-Cognitive Behavioral Therapy Prehabilitation for Spinal Deformity Surgery
The goal of this clinical trial is to learn whether a virtual reality-based cognitive behavioral therapy (VR-CBT) prehabilitation program can improve recovery and quality of life for adults undergoing elective spine surgery.
- Trial name
- VR-CBT (NCT07777679)
- Testing
- Virtual Reality-Based CBT Prehabilitation (VR-CBT), CBT Prehabilitation without Virtual Reality
- Where
- 2 sites in United States
- Volunteers
- 80 people
- Sponsor
- University of California, Irvine
Aortic Valve Disease, Aortic Stenosis, Severe
Valvosoft Outcomes Registry for Real-World Evidence
The VALvosoft Outcomes Registry for Real-World Evidence (VALOR-PMCF) is a prospective, multicenter, single-arm post-market clinical follow-up (PMCF) registry designed to evaluate the long-term safety and effectiveness of the…
- Conditions
- Aortic Valve Disease, Aortic Stenosis, Severe, Aortic Valve Calcification, Ultrasound Therapy
- Trial name
- VALOR-PMCF (NCT07520591)
- Testing
- Valvosoft Treatment
- Where
- 6 sites in France, Germany and 1 more
- Volunteers
- 200 people
- Sponsor
- Cardiawave SA
Carotid Stenosis
Carotid Atherosclerosis : Innovative Imaging Biomarkers. Study Case-control
Cerebrovascular accident (CVA) constitutes a major health public problem. This represents the second cardiovascular death cause. CVA is ischemic in 80% of cases.
- Trial name
- ACABII (NCT02748941)
- Testing
- HITS quantification, Ultrasound examinations, High Resolution MRI
- Where
- France
- Volunteers
- 77 people
- Sponsor
- Hospices Civils de Lyon