Clinical trials: Hypoxemia
Hypoxemia, Hypercapnia
The Physiological Impact of N95 Masks on Medical Staff
Wearing N95 masks may have adverse physical effect on medical staff
- Trial name
- NCT00173017
- Testing
- wearing N95 masks
- Where
- Taiwan
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Obstructive Sleep Apnea, Hypoxemia
Mechanisms of Endothelial Cell Dysfunction in Sleep Apnea
Sleep apnea is a common sleep disorder characterized by temporary stops in breathing during sleep and has been associated with the development of cardiovascular disease.
- Trial name
- NCT00859950
- Testing
- Continuous Positive Airway Pressure (CPAP)
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Weill Medical College of Cornell University
Hypoxemia
Effects of a Face Mask on Oxygenation During Exercise
There is concern that wearing a face mask during COVID will affect oxygen uptake, especially during intense exercise. This study will assess the effect of wearing two different face masks (disposable and cloth) on blood and…
- Trial name
- NCT04557605
- Testing
- Progressive cycling exercise test to exhaustion
- Where
- Canada
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Saskatchewan
Hypoxemia, Altitude Hypoxia
Effects of Continuous Positive Airway Pressure on Peripheral Oxygen Saturation, Work of Breathing, and Exercise Tolerance at Altitude
Dyspnea and exercise intolerance are well known to travelers who have experienced time at high elevations, greater than 2500 meters (8200 feet).
- Trial name
- NCT05971290
- Testing
- Continuous positive airway pressure, Ambient air
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Hypoxemia
Rebreathing-induced Hypoxia and Glucose Levels
The aim of this research project is to determine the effect of repeated maximal voluntary apneas on glucose uptake during an oral glucose tolerance test in healthy individuals, individuals with prediabetes and patients with type…
- Trial name
- NCT05422430
- Testing
- Rebreathing-induced hypoxia, Spontaneous breathing
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Texas at Austin
Pulmonary Arteriovenous Malformations, Hereditary Hemorrhagic Telangiectasia
Cardiopulmonary Exercise Testing to Evaluate Pulmonary AVMs
Pulmonary arteriovenous malformations (PAVMs) are a rare vascular condition affecting the lungs. PAVMs lead to low blood oxygen levels, yet are very well tolerated by patients.
- Trial name
- NCT02436213
- Testing
- Cardiopulmonary exercise test, Blood test
- Where
- United Kingdom
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Alveolar Hypoventilation Resulting in Hypoxemia
Capnography During Nurse Administered Propofol Sedation
Rationale: The current standard of respiratory monitoring for patients during deep sedation is continuous pulse oximetry with visual assessment of the patient.
- Trial name
- NCT01220765
- Testing
- Capnography
- Where
- Netherlands
- Volunteers
- 440 people, healthy volunteers welcome
- Sponsor
- UMC Utrecht
Laryngospasm, Hypoxemia
Prevention and Treatment of Laryngospasm and Hypoxemia Based on Risk Factors in Adult Outpatients Undergoing EGD
The purpose of this study is to identify patient and provider-chosen factors that put patients at risk for the development of hypoxemia (oxygen saturation < 90% for 5 seconds) during endoscopy and to use this knowledge to develop…
- Trial name
- NCT04159116
- Testing
- Prophylactic suctioning when clinically indicated
- Where
- United States
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Envision Healthcare Scientific Intelligence, Inc.
Hypoxemia, Airway Management
Multifunctional Oropharyngeal Airway and Hypoxemia in Sedated GI Endoscopy: A Multicenter RCT
This multicenter, prospective, randomized controlled trial aims to evaluate whether a novel multifunctional oropharyngeal airway (MOPA) reduces the incidence of hypoxemia in 1,518 adult patients (ASA I-II, aged 18-80 years)…
- Trial name
- NCT07623863
- Testing
- Novel Multifunctional Oropharyngeal Airway
- Volunteers
- 1,518 people, healthy volunteers welcome
- Sponsor
- Qianfoshan Hospital
Shortness of Breath, Respiratory Symptoms
Work of Breathing Assessment in Triage Scale
The proposed research study will be a prospective observational study designed to validate the Canadian Triage Assessment Scale (CTAS) in regard to work of breathing in patients in the emergency department.
- Conditions
- Shortness of Breath, Respiratory Symptoms, Cough, Difficulty Breathing
- Trial name
- NCT05479929
- Testing
- Canadian Triage Assessment Scale (CTAS)
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- CHRISTUS Health
Pain, Hypoxemia
Effects of Walking Apnea At Low Lung Volume on Hypoalgesia
The aim of this randomized controlled study is to explore the hypoalgesic response of a 6 minutes of intermittent walking apneas training session at low lung volume in healthy subjects; also, as secondary objectives, to analyze…
- Conditions
- Pain, Hypoxemia, Hypercapnia, Apneas
- Trial name
- NCT06638515
- Testing
- Walking apnea at Low Lung Volume, Walking at normal breathing
- Where
- Spain
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universidad Rey Juan Carlos
High-flow Nasal Cannula, Children
Application of HFNC for the Prevention of Hypoxemia During Perioperative Anesthetic-induced Intubation in Children: A Randomized Controlled Clinical Trial
Compared with adults, children have higher metabolic needs, and the airway is more likely to collapse. Before tracheal intubation after anesthesia induction, the patient 's spontaneous breathing completely disappears.
- Conditions
- High-flow Nasal Cannula, Children, Pre-oxygenation
- Trial name
- NCT06425406
- Testing
- high-flow nasal cannula
- Where
- China
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Henan Provincial People's Hospital
Hypoxemia
SpO2 Accuracy in Children
Evaluation of SpO2 Accuracy in Children with Various Skin Color
- Trial name
- NCT07168798
- Testing
- Pulse oximeter
- Where
- United States
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Nihon Kohden
Hypoxemia
Accuracy of Pulse Oximeters With Profound Hypoxia
The goal of this clinical trial is the acquisition of photoplethysmography signals during periods of profound hypoxia. The study is designed in accordance with ISO 80601- 2-61,2ed:2017-12 \& 2018-02.
- Trial name
- NCT06022523
- Testing
- Data acquisition using DT-400 pulse oximetry system
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Consolidated Research, Inc.
Pain, Hypoxemia
Effects of Walking Apnea At High Lung Volume on Hypoalgesia
The aim of this randomized controlled study is to explore the hypoalgesic response of a 6 minutes of intermittent walking apneas training session at high lung volume in healthy subjects; also, as secondary objectives, to analyze…
- Conditions
- Pain, Hypoxemia, Hypercapnia, Apnea
- Trial name
- NCT06638528
- Testing
- Walking apnea at High Lung Volume, Walking normal breathing
- Where
- Spain
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universidad Rey Juan Carlos
Sleep-Disordered Breathing, Glucose Intolerance
Impact of Nocturnal Hypoxemia on Glucose in High Altitude Sleep Disordered Breathing
Sleep disordered breathing is associated with impaired glucose tolerance and incident diabetes. Nocturnal hypoxemia is a potential stimulus of glucose intolerance.
- Trial name
- NCT05462834
- Testing
- Compressed Air, Supplemental Oxygen
- Volunteers
- healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Exercise-induced Arterial Hypoxemia
The Effect of Cetirizine HCl on Exercise-induced Arterial Hypoxemia in Highly-trained Swimmers
Exercise-induced arterial hypoxemia (EIAH), a reduced amount of oxygen in the arterial blood during exercise, has been observed in otherwise healthy, highly-trained endurance athletes during exercise at sea level.
- Trial name
- NCT05095311
- Testing
- Cetirizine HCl
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Indiana University
Mountain Sickness, Chronic
Chronic Mountain Sickness, Systemic Vascular Function
Diseases associated with chronic hypoxemia like chronic obstructive pulmonary disease (COPD) or emphysema, represent major medical and socio-economical problems and one of the leading cause of morbidity and mortality in the…
- Trial name
- CMS (NCT01182792)
- Testing
- Vitamin C and E
- Where
- 2 sites in Bolivia, Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Lausanne Hospitals