Clinical trials: Microcirculation, active
Diabetes Mellitus
Assessing Diabetic Foot Ulcer Microcirculation With High-frequency Contrast Enhanced Ultrasound
The objective of this observational study is to investigate and validate the utility of high-frame-rate ultrasound imaging technology for dynamic observation of the blood perfusion process at the site of ulcer wounds in…
- Trial name
- NCT06309082
- Testing
- Amputation, Debridement
- Where
- China
- Volunteers
- 100 people
- Sponsor
- First Affiliated Hospital of Wenzhou Medical University
Microcirculatory Status, Spectroscopic Analysis
Near-Infrared Spectroscopy Measurements in Chronic Obstructive Pulmonary Disease
Participants were selected based on three groups: healthy, chronic obstructive pulmonary disease, and chronic renal disease. NIRS was used to measure tissue oxygenation on the thenar region of the right hand.
- Conditions
- Microcirculatory Status, Spectroscopic Analysis, COPD, Renal Failure
- Trial name
- NIRS (NCT06976762)
- Where
- Turkey (Türkiye)
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Tokat Gaziosmanpasa University
Coronary Artery Disease, Microcirculation Resistance
COronoary Microcirculation Analysis NETwork
COMA.NET (Coronary Microcirculation Analysis Network) is a prospective, randomized, open-label, parallel-group clinical trial designed to determine whether endotype-guided pharmacotherapy is superior to standard care in improving…
- Conditions
- Coronary Artery Disease, Microcirculation Resistance, Microcirculation; Biomarkers; Myocardial Ischemia, Microcirculatory Dysfunction
- Trial name
- COMA-NET (NCT07498231)
- Testing
- Coronary microvascular function assessment
- Where
- Poland
- Volunteers
- 180 people
- Sponsor
- Medical University of Bialystok
Microcirculatory Diffusion, Microcirculatory Convection Capacity
Association of Microcirculation, Vexus Score and Femoral Vein Doppler in Patients on the ICU After Non-emergency Cardiac Surgery
The aim of the VeMic study is to explore if venous congestion is linked with microcirculatory impairment in elective cardiac surgery patients in the postoperative ICU stay.
- Conditions
- Microcirculatory Diffusion, Microcirculatory Convection Capacity, Venous Congestion, Postoperative Cardiac Surgery
- Trial name
- VeMic (NCT07052461)
- Where
- Switzerland
- Volunteers
- 40 people
- Sponsor
- University Hospital, Basel, Switzerland
Tetrology of Fallot
Assessment of Microvascular Circulation in the Pediatric Cardiac Surgery Patient
The pediatric cardiac surgery patient endures a tremendous number of physiologic alterations during surgery and cardiopulmonary bypass (CPB) that lasts well into the recovery period.
- Trial name
- NCT07184476
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Boston Children's Hospital
End-stage Renal Disease
The Microcirculation, Dialysis Modality and Sequestered Salt
The aim of this clinical trial is to investigate the effect of 5 different dialysis treatments (combinations of dialysis mode and dialysis fluid sodium content) on the microcirculation (MC) and sequestered sodium content (SSC) in…
- Trial name
- MIMOSA (NCT06327750)
- Testing
- Hemodialysis (DNa = PNa), Hemodialysis (DNa<PNa), Hemodialysis after isolated ultrafiltration (DNa=PNa)
- Where
- 2 sites in Netherlands
- Volunteers
- 23 people
- Sponsor
- Amsterdam UMC, location VUmc
Hypertensive Heart Disease Without (Congestive) Heart Failure
The Influence of Beetroot Powder at a Dose of 20 g on Blood Pressure, Microcirculation, and Biochemical Markers in Men With Arterial Hypertension.SVEKLA2025.
Objective: to evaluate the effectiveness of using a food product, dry finely dispersed beetroot powder in a dose of 20 g, containing 800 mg of nitrate (NO3-), in relation to the regulation of blood pressure in men with…
- Trial name
- NCT07270718
- Testing
- Plus SVEKLA
- Where
- Russia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Medical Research Center for Therapy and Preventive Medicine
OCT Angiography, Retinal Microcirculation
Chorioretinal Imaging, Vascular Biomarkers, and Ultra-Trail: A Pilot Study
Retinal and choroidal microcirculation is a relevant biomarker of systemic vascular health and lies at the heart of eye-heart interactions.
- Conditions
- OCT Angiography, Retinal Microcirculation, Choroidal Microcirculation, Physical Exercion
- Trial name
- UTMA-RETINA (NCT07748936)
- Testing
- Retinal imaging evaluation of both eyes without dilation before and after the Mont Afrique Ultra Trail, Retinal imaging evaluation of both eyes without dilation, performed in two stages (T0 and T0+11/24H)
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Dijon
Blood Flow
Microvascular Blood Flow During Passive Heating
Determine whether passive heating intervention effects microvascular blood flow as measured with near-infrared spectroscopy
- Trial name
- NCT06565221
- Testing
- Heat and negative pressure
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- San Diego State University
Pathologic Myopia
LED Red Light in Modulating Choroidal Microcirculation to Retard Retinal Atrophy in Pathological Myopia
The goal of this clinical trial is to learn if LED repeated low-level red light (RLRL) therapy works to treat pathologic myopia in adults. It will also learn about the safety of LED-RLRL.
- Trial name
- NCT07312214
- Testing
- LED red light
- Where
- China
- Volunteers
- 158 people
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
Skin Aging
Effectiveness and Safety of Cellbooster Shape in Healthy Subjects
SUISSELLE has developed a CE marketed (2021) HA-based superficial epidermis/dermis injection filler and skinbooster product, Cellbooster® Shape (CBS). CBS is produced using patented CHAC Technology.
- Trial name
- NCT07636512
- Testing
- Skin booster injection (CBS)
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Suisselle
Intravascular Imaging and Microvascular Obstruction
Study on the Improvement of Myocardial Microcirculation After Acute Anterior Myocardial Infarction
This study is a prospective, single-center, randomized controlled clinical trial. Ninety patients with anterior wall ST-segment elevation myocardial infarction (STEMI) who are planned for primary percutaneous coronary…
- Trial name
- NCT06154395
- Testing
- OCT-guided PCI, 60 MHz HD-IVUS-guided PCI, Angiography-guided PCI
- Where
- China
- Volunteers
- 90 people
- Sponsor
- Harbin Medical University
Acute Myocardial Infarction
Correlation of Blood Serum Renalase and Microcirculation Obstruction in Patients with Acute Myocardial Infarction After Primary Percutaneous Coronary Intervention
This research will explore the association between blood serum renalase and microcirculation obstruction in patients with acute myocardial infarction (AMI) after primary percutaneous coronary intervention (PCI).
- Trial name
- NCT06669520
- Where
- China
- Volunteers
- 200 people
- Sponsor
- The Third Xiangya Hospital of Central South University
Arterial Hypertension, Resistant Hypertension
Effect of Nitrate Supplementation on Blood Pressure and Microvascular Function of Resistant Hypertensive Patients
Arterial hypertension (AH) has been identified as an important public health problem and considered a new epidemic with high mortality and morbidity.
- Conditions
- Arterial Hypertension, Resistant Hypertension, Microvascular Function, Nitrate Supplementation
- Trial name
- NCT06169241
- Testing
- Beetroot extract
- Where
- Brazil
- Volunteers
- 50 people
- Sponsor
- National Institute of Cardiology, Laranjeiras, Brazil
Aging Problems
Vascular Aging and Microcirculation: Physiological Aspects of Vascular Aging in the Elderly Population (VAMP-Aging)
Rising life expectancy worldwide challenges public health due to increased cardiovascular disease linked to vascular aging, where microvascular dysfunction serves as an early indicator of system-wide inflammation, or…
- Trial name
- VAMP-Aging (NCT07563725)
- Testing
- Laser Speckle Contrast Imaging, Handgrip Dynamometry (Muscle Strength), Sit-to-Stand Test (5-Times Sit-to-Stand - 5STS)
- Where
- Brazil
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- National Institute of Cardiology, Laranjeiras, Brazil
Cerebral Small Vessel Diseases, Ischemic Stroke
A Registry Study of Microcirculation Disorder After Cerebral Small Vessel Disease and Ischemic Stroke
This study aims to construct a registry platform for microcirculatory disorders in a large sample of Chinese patients with cerebral small vessel disease and ischemic stroke; To explore the role of microcirculatory disorders in…
- Trial name
- MODEST (NCT06077305)
- Where
- China
- Volunteers
- 20,000 people
- Sponsor
- Beijing Tiantan Hospital
Cardiogenic Shock, Acute Myocardial Infarction
Clinical Evaluation of NIRSense Tissue Oximetry Sensor Monitoring to Early Detect Cardiogenic Shock
This is a prospective, single-center, observational pilot study of the investigational NIRSense Tissue Oximetry Sensor System (Envello Core), a noninvasive wearable sensor patch that uses near-infrared spectroscopy (NIRS) and…
- Conditions
- Cardiogenic Shock, Acute Myocardial Infarction, Acute Decompensated Heart Failure
- Trial name
- NCT07825363
- Testing
- NIRSense Tissue Oximetry Sensor System
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- NIRSense Inc.
Chronic Lung Diseases
Enhanced External Counterpulsation for Patients With Ventilation Disorders
This study evaluates enhanced external counterpulsation as a non-pharmacological therapy for patients with severe and moderate ventilation disorders due to chronic lung diseases (chronic obstructive pulmonary disease, bronchial…
- Trial name
- NCT07075835
- Testing
- Enhanced external counterpulsation
- Where
- Russia
- Volunteers
- 80 people
- Sponsor
- I.M. Sechenov First Moscow State Medical University
Breast Reconstruction, Radiation Dermatitis
Ultrasonic Perfusion Imaging in Post-mastectomy Irradiated Patients
The purpose of this study is to evaluate post-mastectomy breast skin blood supply (perfusion) after radiation therapy, and before and after fat grafting to the breast(s).
- Conditions
- Breast Reconstruction, Radiation Dermatitis, Radiation Fibrosis, Fat Grafting
- Trial name
- NCT04992650
- Testing
- Fat grafting
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Mayo Clinic
Coronary Artery Calcification, Intravascular Lithotripsy
Prognostic Impact of Coronary Microvascular Dysfunction After IVL Versus RA in Patients With Severe Coronary Calcification Undergoing PCI
The goal of this observational study is to lean that whether the distinct mechanisms by which intravascular lithotripsy (IVL) and rotational atherectomy (RA) treat severe coronary calcification differentially affect the…
- Conditions
- Coronary Artery Calcification, Intravascular Lithotripsy, Coronary Microcirculation Dysfunction
- Trial name
- NCT07699965
- Where
- China
- Volunteers
- 590 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine