Clinical trials: Oxygen Pressure
Dental Pain, Muscle Sensitivity to Pressure
Analgetic Effect of Nitrousoxide-oxygen Inhalation for Dental Treatment of Children
To assess the analgetic effect of nitrousoxide-oxygen inhalation on pain perception in 12-15 years old children from 1) the dental pulp; 2) the masseter muscle; 3) the skin on the upper lip
- Conditions
- Dental Pain, Muscle Sensitivity to Pressure, Skin Sensitivity to Electric Stimulation
- Trial name
- NCT01022294
- Testing
- Nitrousoxide-oxygen and atmospheric air, Atmospheric air; nitrousoxide-oxygen
- Where
- Denmark
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
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
Vital Signs
A Single Center Study to Demonstrate the Safety and Performance of Lifelight® First Software Application
This study validates Lifelight® First, a software application, in a laboratory setting. Participants will undergo testing to obtain measurements from one or more of the four vital signs.
- Trial name
- NCT03998098
- Testing
- Oxygen Saturation (Oximetry), Heart Rate (Pulse), Respiratory Rate
- Where
- United Kingdom
- Volunteers
- 85 people, healthy volunteers welcome
- Sponsor
- Xim Limited
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
Type 2 Diabetes Mellitus
Acute Effect of Phototherapy With Light Emitting Diode (LED) on Muscle and Pulmonary Oxygen Consumption on Diabetes Mellitus
The purpose of this study is to determine the phototherapy may be adjuvant to exercise to improve muscular efficiency and increase aerobic capacity.
- Trial name
- NCT01889784
- Testing
- Phototherapy through light emitting diode (LED) - 150J, Phototherapy through light emitting diode (LED) - 300J
- Where
- Brazil
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Aparecida Maria Catai
Body Weight Changes
Efficacy Of Trimrox On Body Recomposition And Weight Management (TRCAP21)
Protocol Number: VNI/121/TrimRox: A unique stimulant- and sugar-free TRCAP21 Prodosomed® nutraceutical formulation, TrimROXTM, has been developed in a cGMP and NSF-certified manufacturing facility that is CFR-111 A compliant as…
- Trial name
- VNI (NCT05283525)
- Testing
- Anthropometric Measurement of the Chest, Upper Arm/Bicep, Hips, Thighs and Waist/ Belly in Inches, Oxygen Saturation, Total Blood Chemistry
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Victory Nutrition International, Inc.
Muscle Oxygenation
Evaluation of Muscle Oxygen With MRI
Demonstration of soft tissue hypoxia on MRI using external compression and muscle contraction.
- Trial name
- NCT07638384
- Testing
- Compression and Contraction
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Icahn School of Medicine at Mount Sinai
Healthy Volunteers, Low Back Pain
Effects of Blood Flow Restriction Exercises on Lumbar Muscle Endurance and Balance in Healthy Young Adults
This study aims to examine the effects of blood flow restriction (BFR) exercises on back muscle endurance and balance in healthy young adults.
- Conditions
- Healthy Volunteers, Low Back Pain, Postural Balance, Muscle Fatigue
- Trial name
- BFR-LUMBEX (NCT07182812)
- Testing
- Blood Flow Restriction Sit-to-Stand Exercise, Sit-to-Stand Exercise without Blood Flow Restriction
- Where
- Turkey (Türkiye)
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Mehmet Akif Guler
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
Hypoxia
Oxygen Insufflation in Microlaryngoscopies
The purpose of this project is to evaluate the efficacy of oxygen insufflation (continuous oxygen flow) to keep oxygen saturation (oxygen levels measured with a pulse oximeter [finger device used in medicine]) at 90% or greater…
- Trial name
- NCT04979533
- Testing
- Insufflator oxygen tubing
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Intracranial Pressure Increase
Comparison of ONSD and rSO2 Measurements Between General and Spinal Anesthesia in C-Section
General anesthesia and regional anesthesia can be chosen in cesarean operations. Endotracheal intubation and mechanical ventilation are components of general anesthesia.
- Trial name
- NCT04446013
- Testing
- Optic Nerve Sheath Diameter Measurement
- Where
- Turkey (Türkiye)
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Bagcilar Training and Research Hospital
Traumatic Brain Injury
Test of Chamber Pressure to Divers and Chamber Attendants
SCUBA divers and chamber inside attendants will undergo a brief hyperbaric chamber excursion and will be asked to what chamber pressure they were compressed and what gas they breathed.
- Trial name
- TOP-DIVER (NCT01430325)
- Testing
- Hyperbaric Oxygen (1.5 atm abs)
- Where
- 2 sites in United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Intermountain Health Care, Inc.
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
Circulatory Failure
Fluid Responsiveness Predicted by PtcO2 in Critically Ill Patients
Our goal was to study the feasibility of predicting fluid responsiveness by transcutaneous partial pressure of oxygen (PtcO2) in the critically ill patients.
- Trial name
- PtcO2-FR (NCT02083757)
- Where
- China
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Southeast University, China
Chronic Obstructive Pulmonary Disease
Oral Sildenafil for Exercise Capacity, Dyspnea and Cardiopulmonary Function in COPD
Chronic obstructive pulmonary disease (COPD) is a condition characterized by airway obstruction. Patients with COPD experience significant shortness of breath on exertion.
- Trial name
- NCT05061368
- Testing
- Sildenafil Citrate
- Where
- Canada
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- University of Alberta
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
Non-healing Wounds
Effect of Natrox Oxygen Wound Therapy on Non-healing Wounds and Implication of Remote Monitoring and Telehealth for Management in the Home.
Single center pilot study examining the effect of Natrox topical oxygen therapy on chronic wounds along with the introduction of remote monitoring and telehealth for home care management.
- Trial name
- NCT04746573
- Testing
- Natrox Topical Oxygen Therapy
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Inotec AMD Limited
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
Blood Pressure, Respiration
Verification Protocol for the Cloud DX Vitaliti Continuous Vital Signs Monitor (VERDICT-2)
The VERDICT-2 verification study will examine the accuracy of the Cloud DX Vitaliti Continuous Vital Signs Monitor (Model: CVSM-1A) in an ambulatory context with healthy participants.
- Conditions
- Blood Pressure, Respiration, Pulse Rate, Oxygen Saturation
- Trial name
- VERDICT-2 (NCT05886153)
- Testing
- Vitaliti Continuous Vital Sign Monitor Model CVSM-1A
- Where
- Canada
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Hamilton Health Sciences Corporation
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