Clinical trials: Oxygen Pressure
Dental Anxiety, Impacted Third Molar Tooth
Three Anxiolytic Drugs Used in Third Molar Surgery
This study was to compare the effectiveness of three drugs (Passiflora incarnata, Erythrina mulungum, Midazolam) in controlling anxiety in patients undergoing bilateral extraction of asymptomatic, impacted mandibular third molars.
- Trial name
- NCT02065843
- Testing
- Mulungu, Passiflora incarnata, midazolam
- Where
- Brazil
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Universidade Federal de Sergipe
Cardiogenic Pulmonary Edema
Helmet CPAP Versus HFNC in Acute Cardiogenic Pulmonary Edema
This study objectively held to compare the physiological outcomes in the non-invasive (NIV) treatment of Acute Cardiogenic Pulmonary Oedema (ACPE) patients in the Emergency Department (ED) delivered by Helmet CPAP (hCPAP) and…
- Trial name
- HCPAPvsHFNC (NCT04005092)
- Testing
- hCPAP versus HFNC
- Where
- Malaysia
- Volunteers
- 188 people, healthy volunteers welcome
- Sponsor
- Hospital Raja Permaisuri Bainun
Healthy
Impacts of a Combined Berry Extract Supplement on Vascular Function and Oxygen Utility Capacity in Young Adults
The purpose of this study is to investigate the impacts of a combined berry extract supplement (hawthorn berry, tart cherry, and bromelain extracts) on total antioxidant capacity, endothelial function, blood pressure, oxygen…
- Trial name
- NCT04312022
- Testing
- Berry extract
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of Nebraska
Peripheral Arterial Diseases
Transcutaneous Oxygen Pressure (TcPO2) Determination.
Upper limb arterial disease is a rare condition compared to lower limb arterial disease. In the lower limb, chronic limb ischemia (CLI) is characterized by an intractable pain or an ulceration present for at least 2 weeks.
- Trial name
- TcP02 (NCT05192707)
- Testing
- TcPO2 measurement on the upper limb
- Where
- France
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Endothelial Dysfunction, FMD
Role of Oxygen for Vascular Dysfunction
Hypoxemia may contribute increased morbidity and mortality in chronic obstructive pulmonary disease (COPD) patients. We aim to characterize the role of acute and chronic hypoxemia for vascular function.
- Conditions
- Endothelial Dysfunction, FMD, IMT, Microcirculation
- Trial name
- NCT02127333
- Where
- Germany
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Klinik für Kardiologie, Pneumologie und Angiologie
Hypertensive Retinopathy
Non-invasive Measurement of Retinal Blood Flow Based on Vessel Analysis and Fourier Domain Optical Coherence Tomography in Patients With Hypertensive Retinopathy
Recently, a new and sophisticated method for assessment of retinal blood flow and retinal blood flow velocity profiles has become available.
- Trial name
- NCT01753648
- Testing
- Dynamic Vessel Analyzer, FDOCT, Ocular perfusion pressure
- Where
- Austria
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Obstructive Sleep Apnea
Vasoactive Hormones and Oxygen Saturation During Apneic Events in Patients With Obstructive Sleep Apnea
The mechanisms involved in development and maintenance of hypertension in obstructive sleep apnea are not clarified. We hypothesize that patients with obstructive sleep apnea have an abnormal level of some vasoactive hormones…
- Trial name
- NCT00438412
- Where
- Denmark
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Regional Hospital Holstebro
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 4 of 7)
NOTE: This is the fourth of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02919228
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Bern
Hypotension,Controlled
Correlation Analysis of the Effects of Management Pressure Goals and Control Volume Goals in Patients in Spinal Surgery
The investigators study 160 patients undergoing spinal surgery.Participants will be randomly divided into study group and control group.The study group will receive controlled hypotension by nitroglycerin and be divided into 3…
- Trial name
- NCT03917004
- Testing
- Nitroglycerin
- Where
- China
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Liang Bing
Hypovolemia
Cerebral Oximetry in Lower Body Negative Pressure
The study aims to describe hemodynamic effects of lower body negative pressure (LBNP). 1. If and how changes in cerebral oxygen saturation (StO2) measured by near infrared spectroscopy (NIRS) relate to changes in blood flow in…
- Trial name
- NCT03009305
- Testing
- Lower body negative pressure, Continuous positive airway pressure, Positive expiratory pressure
- Where
- Norway
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Dental Anxiety, Impacted Third Molar Tooth
Anxiety Control by Erythrina Mulungu
This study evaluated the effectiveness of the Erythrina mulungu in controlling anxiety in patients undergoing bilateral extraction of asymptomatic, impacted mandibular third molars.
- Trial name
- NCT01948622
- Testing
- Mulungu
- Where
- Brazil
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Liane Maciel de Almeida Souza
Hypertension Secondary
Characteristics of Obstructive Sleep Apnea Syndrome Related Hypertension and the Effect of Continuous Positive Airway Pressure Treatment on Blood Pressure
Obstructive sleep apnea syndrome (OSAS) causes nocturnal chronic intermittent hypoxia (CIH) that contributes to the development of hypertension.
- Trial name
- NCT03246022
- Testing
- continuous positive airway pressure
- Where
- China
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Huai'an No.1 People's Hospital
Pulmonary Atelectasis
Atelectasis Formation: Role of Positive Pressure Breathing, Hyperoxia, and Hypobaria
The primary aim of this project is to get further knowledge of the physiology of flight atelectasis and its prevention. We seek to: 1) assess whether low levels of positive pressure breathing can prevent atelectasis formation in…
- Trial name
- NCT03311347
- Testing
- +Gz accelerations and positive pressure breathing
- Where
- 2 sites in France
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Direction Centrale du Service de Santé des Armées
Healthy Volunteers
Interval Versus Continuous Training in Healthy Adults
Aerobic exercise produces increases in cardiorespiratory fitness (CF), which constitute a protective factor for cardiovascular disease and all-cause mortality.
- Trial name
- NCT02288403
- Testing
- Aerobic interval training, Continuous training
- Where
- Colombia
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Universidad de Antioquia
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 7 of 7)
NOTE: This is the seventh of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02919137
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Bern
Pain, Acute
Effects of Vibration Foam Rolling After Muscle Damage
Purpose: To compare the effects between non-vibration foam rolling (NVFR) and vibration foam rolling (VFR) on visual analogic scale (VAS), pressure pain threshold (PPT), oxygen saturation (SmO2), counter-movement jump (CMJ), and…
- Trial name
- NCT03662152
- Testing
- Foam roller, Vibration foam roller
- Where
- Spain
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Daniel Muñoz-Garcia
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 3 of 7)
NOTE: This is the third of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02882542
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- University of Bern
Healthy, Hypertension
A Validation Study of Selfie Technology for Assessment of Vital Signs
The aim of this study is to compare accuracy of DocMe, a video technology developed by DocMe Health Technologies, with previously validated medical devices used for measurements of heart rate, heart rate variability, respiratory…
- Trial name
- NCT05117762
- Where
- United Kingdom
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- DocMe Technologies Ltd
Anesthesia, Cerebral Blood Flow
Hypertension and Cerebrovascular Hemodynamics in General Anaesthesia
During anesthesia, blood pressure-raising medications are often required to achieve an adequate blood pressure level. However, there is limited knowledge about what constitutes an adequate blood pressure to ensure sufficient…
- Conditions
- Anesthesia, Cerebral Blood Flow, Regional Cerebral Oxygen Saturation, Blood Pressure
- Trial name
- NCT06855407
- Testing
- Blood pressure elevation
- Where
- Sweden
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Umeå University
Tachycardia, Hypertension
To Observe Haemodynamic Parameters Including, Heart Rate, Blood Pressure, Respiratory Rate , and Oxygen Saturation, With or Without Giving Reversal Agent on Extubation, in Patients Receiving Single Shot of Atracurium , and to Observe Post Operative Residual Paralysis and Airway Reflexes in PACU.
The goal of this clinical trial is to to observe the haemodynamic parameters including Heart Rate Blood pressure Respiratory rate and Oxygen Saturation with or without giving reversal agent on extubation in patients receiving…
- Conditions
- Tachycardia, Hypertension, Hypoxia, Hyperventilation
- Trial name
- NCT07097441
- Testing
- neostigmine (reversal agent)
- Where
- Pakistan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Ziauddin University