Clinical trials: Microcirculation
Gingival Recession
Evaluation of Cyanoacrylate as an Alternative to Sutures in Free Gingival Graft Stabilization
Free gingival graft (FGG) is a widely used periodontal plastic surgery technique for treating gingival recession, increasing keratinized gingiva width, and enhancing peri-implant soft tissues.
- Trial name
- NCT06821984
- Testing
- FGG secured using cyanoacrylate tissue adhesive without sutures.
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Gazi University
Microcirculation
Establishing Normal Ranges of Microcirculatory Function as Determined by CytoCam-IDF Imaging
When infection strikes, the body's immune system reacts by producing chemicals in the bloodstream and changes in white blood cells to attack the infecting organism (bacteria, viruses or other organisms) and prevent it spreading.
- Trial name
- NCT03044483
- Testing
- Measurement of sublingual microcirculatory parameters
- Where
- United Kingdom
- Volunteers
- 91 people, healthy volunteers welcome
- Sponsor
- University Hospitals, Leicester
Chronic Kidney Disease, Vitamin D Deficiency
Vitamin D, Chronic Kidney Disease (CKD) and the Microcirculation
Overall research aims: This study will examine the effect of vitamin D supplementation on the function of the endothelium and microcirculation of patients with chronic kidney disease and vitamin D deficiency.
- Trial name
- NCT00882401
- Testing
- Ergocalciferol (Vitamin D)
- Where
- United Kingdom
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Barts & The London NHS Trust
Microcirculation
Use of Laser Speckle to Study Post Occlusive Reactive Hyperhemia in Healthy Subjects
The investigators aim to test the hypothesis that Laser speckle contrast imaging allows for the measurement of cutaneous blood flow following various durations of tourniquet ischemia.
- Trial name
- SpeckleShake (NCT01169974)
- Testing
- tourniquet ischemia
- Where
- France
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- University Hospital, Angers
Hypertension
Effects of Nebivolol on Skeletal Muscle During Exercise in Hypertensive Patients
The purpose of this study is to determine if Nebivolol improves microvascular perfusion in skeletal muscle during exercise in hypertensive patients and whether this improvement is accompanied by reduction in vascular oxidative…
- Trial name
- NCT01501929
- Testing
- Metoprolol succinate, Nebivolol, Non-invasive measurement of Cardiac Output (CO)
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Diabetes Mellitus
Comparative Measurement of Microcirculation and Other Parameters With the Vital USA VitalDetect™ in Patients With Diabetes Mellitus Type 1 and Type 2 Versus Healthy Participants
The purpose of this clinical study is to optimize the measurement algorithm of the Vital USA VitalDetectTM in measuring the microcirculating blood flow.
- Trial name
- NCT06063759
- Testing
- VitalDetect
- Where
- Germany
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sciema UG
Severe Traumatic Brain Injury, Trauma
Impact of Severe Brain Injury on Neuro-vascular and Endothelial Regulation of Peripheral Microcirculation.
Severe brain injury (SBI) is one of the world's leading causes of death and disability in young adults, but its peripheral vascular consequences in humans are poorly understood.
- Trial name
- MicroTC (NCT04597879)
- Where
- France
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University Hospital, Grenoble
High Blood Pressure
Microcirculation and Inflammatory Markers in Patients With Resistant, Stages 1/2 Hypertension and Normal Blood Pressure
Nailfold videocapillaroscopy (NVC), Venous occlusion Plethysmography (VOP) and inflammatory biomarkers have been used to study endothelial function in patients with resistant hypertension, stages 1 and 2 hypertension and…
- Trial name
- MICRORAH (NCT02759276)
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Daniel Alexandre Bottino
Skin Thickness, Skin Stiffness
Effects of Vibration Therapy on Plantar Skin Properties
The goal of this clinical trial is to learn if there are changes in plantar skin surface in the first metatarsal head (M1) after getting local vibration treatments.
- Conditions
- Skin Thickness, Skin Stiffness, Microcirculation
- Trial name
- NCT07863843
- Testing
- Local vibration
- Where
- Taiwan
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Asia University
Microcirculation, Photoplethysmography
Evaluation of Microcirculation With Photoplethysmography (Pulse Oximetry) in Healthy Volunteers and Ventilated Patients
The objective of this observational study is to explore microcirculation in healthy volunteers and in ventilated patients in the operating room and in critical care.
- Trial name
- NCT06141681
- Testing
- photoplethysmography
- Where
- Argentina
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hospital Privado de Comunidad de Mar del Plata
Cognitive Change
Yoga Training and Retinal Vasculature
This study will compare the impact of a novel high-speed, cued yoga program to a standard yoga program on retinal microvasculature, cognition and neuromuscular function.
- Trial name
- NCT06099405
- Testing
- High-speed, Cognitive Challenge Yoga, Traditional yoga
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Miami
Vascular Function, Healthy
Effects of Sodium Chloride or Its Substitute Salt Potassium Chloride on Vascular Function
This is a prospective, monocentric, randomized trial to investigate how sodium chloride or its substitute potassium chloride acutely affects vascular function by ingestion via a salted soup.
- Conditions
- Vascular Function, Healthy, Diabetes
- Trial name
- ESCAPE-SALT (NCT05970601)
- Testing
- Soup
- Where
- Germany
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Prof. Dr. med. Johannes Stegbauer
Microcirculation; Biomarkers; Myocardial Ischemia
Endothelial and Microvascular Functions in Patients With Myocardial Ischemia
Cardiovascular diseases (CVD) are responsible, throughout the world, for high mortality rates and cardiovascular morbidity. Endothelial dysfunction is the earliest marker of clinical atherosclerosis development.
- Trial name
- NCT03243968
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University
Spinal Cord Injury, Insulin Resistance
IR and Microvascular Blood Flow in SCI
Persons with spinal cord injury (SCI) are at an increased risk for metabolic disorders, including that of insulin resistance. As a result of neurological injury, they often have impaired mechanisms that regulate blood vessel…
- Trial name
- NCT02034331
- Testing
- Insulin iontophoresis, Acetylcholine Iontophoresis, Heat application
- Where
- United States
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- James J. Peters Veterans Affairs Medical Center
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
Hypertension
Neural Mechanism of Aldosterone-induced Insulin Resistance
Patients with high aldosterone hormone have higher blood glucose than normal people. This study is being done to understand how aldosterone hormone affects the nerve activity that controls blood flow in the muscles and blood…
- Trial name
- NCT02102243
- Testing
- DEFINITY® infusion, Human Recombinant Regular Insulin infusion, Dextrose infusion
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Wanpen Vongpatanasin
Gingival Recession
Post-operative Blood Flow Measurements of the Oral Mucosa
Our overall goal is to characterize the role of the microcirculation in healing oral mucosa after routinely applied surgery intervention in order to facilitate treatment.
- Trial name
- LASCAM (NCT02540590)
- Testing
- laser speckle contrast imaging of the oral mucosa, wound fluid measurement
- Where
- Hungary
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Semmelweis University
Sarcopenia
Characterizing the Incretin Effect of Amino Acids and Defining GLP-1 Role on Skeletal Muscle
This study has two protocols the aims of which are: 1. To identify age-related effects of AA on incretin secretion and whether and to what extent AA exhibit a true incretin effect (gut- mediated increases in plasma insulin) in…
- Trial name
- Incretin (NCT02370745)
- Testing
- GLP-1, Insulin Actrapid, Oral amino acids
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Gingival Vascularization, Oral Soft Tissue Wound Healing
Analysis of the Reliability and Validity of Laser Speckle Contrast Imaging
This study is designed to validate laser speckle contrast imaging (LSCI) as a non-invasive method for measuring superficial gingival blood perfusion.
- Conditions
- Gingival Vascularization, Oral Soft Tissue Wound Healing, Laser Speckle Contrast Imaging, Periodontal Wound Healing
- Trial name
- LSCI (NCT07527351)
- Testing
- Laser Speckle Contrast Imaging
- Where
- Spain
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Universidad Complutense de Madrid
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