Clinical trials: Pressure Flow Study
Blood Pressure
Hemodynamic Responses in Hemodialysis Patients to Blood Flow Restriction Using Non-pneumatic Anti-shock Garments
Study comparing different groups of people and how they respond to application of the non-pneumatic anti-shock garments. Investigators will divide all recruited participants into three groups based on health status (group 1…
- Trial name
- NCT02915627
- Testing
- Application of Antishock garment
- Where
- Canada
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Healthy, Healthy Participants
Acute Effects of Structured Exercise and Static Stretching on Vascular Function, Neuromuscular Performance, and Metabolic Regulation in Adults
This experimental study investigates the acute cardiovascular and vascular responses to a single session of resistance training, with and without additional static stretching, compared with a resting control condition.
- Conditions
- Healthy, Healthy Participants, Healthy Subjects (HS), Resistance Training Adaptation
- Trial name
- NCT07364149
- Testing
- Resistance Training, Resistance training + Static Stretching
- Where
- Italy
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- University of Palermo
Open Angle Glaucoma, Normal Tension Glaucoma
Study on Ocular Blood Flow and the Orbital Cerebrospinal Fluid Pressure in Glaucoma
Ocular blood flow has been consistently demonstrated to be altered in glaucoma patients when compared to otherwise healthy individuals.
- Trial name
- NCT01802463
- Where
- Belgium
- Volunteers
- 197 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Cardiovascular Diseases, Endothelial Dysfunction
Effect of Polyphenol Extract on Cardiovascular Health Markers: a 4 Way Randomised Crossover Study
Endothelial dysfunction is an early predictor of cardiovascular events in at-risk patients. It is characterized by impaired endothelium-dependent dilation and is primarily caused by reduced nitric oxide bioavailability secondary…
- Conditions
- Cardiovascular Diseases, Endothelial Dysfunction, Blood Pressure
- Trial name
- Activ Acute (NCT05220059)
- Testing
- Polyphenol extract
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Ulster
Healthy Volunteers
Examining the Effects of Nasal High Flow Oxygen Therapy Compared to Non-invasive Ventilation in Health Volunteers
Respiratory failure is characterized by low levels of oxygen and high levels of carbon dioxide in the blood which causes difficulty breathing.
- Trial name
- NCT03902639
- Testing
- Phase 1 and 2, Phase 3
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Unity Health Toronto
Pressure Ulcers, Tissue Injury
The Analysis of Skin Temperature by Long Wave Infrared Imaging to Determine Its Effectiveness as a Predictor of Tissue Injury
Long-wave infrared imaging can be used to identify skin temperature changes associated with underlying tissue changes. We want to determine if the use of Long Wave infrared Imaging is as effective as the Braden Score in…
- Trial name
- NCT00664235
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Trillennium Medical Imaging, Inc.
Type 2 Diabetes
Study Looking at Cardiovascular Effects of Exenatide, Its Blood Pressure Lowering Effect and Its Mechanisms
Exenatide is a new drug which lowers blood sugar (glucose) levels for people with type 2 diabetes. It has significant advantages over other treatments such as insulin as it causes weight loss in a group of people that is…
- Trial name
- NCT01046721
- Testing
- Exenatide, Saline
- Where
- United Kingdom
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Abnormalities, Hyperlipidemia
Study of the Effects of Blackcurrant Extract and Omega-3 Fats on the Health of the Heart and Blood Vessels
Background: Heart disease is the leading cause of death in the United States. Eating fruits and vegetables with chemicals called flavonoids may protect against heart disease and improve blood flow to the heart.
- Conditions
- Abnormalities, Hyperlipidemia, Cardiovascular Disease, Arteriosclerosis
- Trial name
- NCT02019680
- Volunteers
- healthy volunteers welcome
- Sponsor
- National Institute of Nursing Research (NINR)
Age Problem
Relationship Between Respiratory Muscle Strenght, Peripheral Muscle Blood Flow and Gait Speed in the Elderly
The pourpose of this study is to verify if have relationship between respiratory muscle strenght, peripheral muscle blood flow and gait speed in the elderly.
- Trial name
- NCT04559659
- Testing
- Respiratory muscle strength
- Where
- Brazil
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Hospital Israelita Albert Einstein
Healthy Individuals, Arterial Hypertension
The Influence of Aircraft Noise Exposure on Renal Hemodynamic in Healthy Individuals
Epidemiological studies have found a link between aircraft noise exposure and increased incidence of arterial hypertension and thus cardiovascular disease.
- Trial name
- LÄRM (NCT02783456)
- Testing
- Noise, Silence
- Where
- Germany
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- University of Erlangen-Nürnberg Medical School
Pneumoperitoneum Increases Mean Expiratory Flow Rate
Pneumoperitoneum Increases Mean Expiratory Flow Rate: an Observational Study in Healthy-lung Patients
Upon introducing pneumoperitoneum our research team noticed a reduction in expiration time displayed on the screen of the anesthesia machine.
- Trial name
- NCT06212258
- Testing
- Abdominal Laparascopy
- Where
- Hungary
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- Balázs Sütő
Vascular Stiffness, Cognitive Change
Blueberry Study Aimed at Improving Cognition and Peripheral Blood Flow
Blueberries are rich in the content of a variety of biologically active chemicals that contribute to their health properties. The consumption of blueberries has beneficial effects on vascular function and brain health and…
- Conditions
- Vascular Stiffness, Cognitive Change, Blood Pressure
- Trial name
- NCT04015258
- Testing
- Blueberries, Blueberry powder, Blueberry components capsules
- Where
- United Kingdom
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Northumbria University
Open Angle Glaucoma, Normal Tension Glaucoma
Reproducibility of Blood Flowmetry in Human Retina Using the Nidek Laser Speckle Flowgraphy LSFG-NAVI System
In addition to intraocular pressure blood perfusion pressure in the optic nerve is an important factor determing the cause of glaucoma. Increasing evidence suggests that in glaucoma patients retinal blood may be decreased.
- Conditions
- Open Angle Glaucoma, Normal Tension Glaucoma, Healthy
- Trial name
- LSFG Repro (NCT04014933)
- Testing
- LASER SPECKLE FLOWGRAPHY
- Where
- Switzerland
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Hypertension, Blood Pressure
The Effects of Sodium and Potassium on Blood Pressure, Vascular Function and Renal Function
To determine the effect of (1) increased sodium intake and (2) increased potassium intake on blood pressure, vascular function and renal function in untreated (pre)hypertensive subjects.
- Conditions
- Hypertension, Blood Pressure, Vascular Function, Renal Function
- Trial name
- KaNa (NCT01575041)
- Testing
- Sodium, Potassium
- Where
- Netherlands
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Wageningen University
Spinal Cord Injury, Autonomic Dysreflexia
Treatment of Post-SCI Hypotension
While treatment strategies for OH have been identified for use in persons with acute SCI, the field of SCI medicine lacks a gold standard for treatment thresholds and well-defined outcome parameters.
- Conditions
- Spinal Cord Injury, Autonomic Dysreflexia, Orthostatic Hypotension, Baroreceptor Integrity
- Trial name
- NCT02919917
- Testing
- Midodrine Hydrochloride
- Where
- 2 sites in United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- James J. Peters Veterans Affairs Medical Center
Inhalation; Gas
Sevoflurane Wash in Method Using Conventional Flows Versus Low Flows of 0.5L
The goal of this observational study is to to evaluate a technique of initiating Sevoflurane low-flow anesthesia which is simple, has a quick wash-in and minimises gas consumption without compromising the safety when compared to…
- Trial name
- NCT06209112
- Testing
- Sevoflurane
- Where
- Oman
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Royal Hospital, Oman
Blood Pressure, Hypertension
Intervention With Riboflavin to Improve Vascular Health and ENdothelial Functioning in Genetically at- Risk Adults
High blood pressure is the leading risk factor for heart disease and stroke. Approximately 12% of the population have a particular genetic factor (known as the TT genotype) which increases the risk of high blood pressure.
- Trial name
- InteRVENE (NCT05488106)
- Testing
- Riboflavin 1.6mg/d, Riboflavin 5mg/d, Riboflavin 20mg/d
- Where
- United Kingdom
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of Ulster
Orthostatic Hypotension, Spinal Cord Injuries
A Study of Blood Pressure and Blood Supply to the Brain in Persons With a Spinal Cord Injury.
The purpose of this study is to determine how blood pressure and blood flow are controlled during head-up tilt in a semi-upright position.
- Trial name
- NCT00248807
- Testing
- 1.25 mg enalaprilat IV, Head up tilt (HUT)
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Healthy Volunteers
Mapping of Cardiac Power in Healthy Humans and Testing of a New Blood Pressure Sensor
Brief Summary: The study will record hemodynamic data from 20 healthy volunteers at rest and during moderate bicycle exercise in the recumbent and half sitting position for the following purposes: Sub-study 1 Testing the overall…
- Trial name
- NCT05008133
- Testing
- Bicycle exercise
- Where
- Norway
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Norwegian University of Science and Technology
Neonatal Respiratory Distress
A Comparative Study Between Postextubation of Preterm Infants Into High-Flow Nasal Cannulae V.S Nasal Continuous Positive Airway Pressure
The investigators hypothesize that there is a growing trend of the feasibility of HFNC as an alternative to other forms of non-invasive ventilation mechanism to provide continuous distending pressure to preterm infants.
- Trial name
- NCT04051762
- Testing
- High flow nasal cannula vs. Nasal continuous positive airway pressure
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Ramy Saleh Morsy