Clinical trials: Oximetry
Hypoxia
SpO2 Accuracy Validation of Pulse Oximetry Systems During Motion and Non-Motion Conditions
Study to evaluate the %SpO2 accuracy performance of the Nonin Medical pulse oximetry systems.
- Trial name
- NCT02475668
- Testing
- Pulse oximeter
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Nonin Medical, Inc
Chronic Obstructive Pulmonary Disease
Effect of Acetazolamide on Sleep Related Breathing Disturbances in Patients With Respiratory Disease at Altitude
In this trial, the investigators will evaluate the effect of acetazolamide (375 mg per day) vs. placebo on sleep related breathing disturbances at altitude in patients with COPD.
- Trial name
- NCT03177850
- Testing
- ACETAZOLAMIDE oral capsule
- Where
- Kyrgyzstan
- Volunteers
- 185 people
- Sponsor
- University of Zurich
Respiratory Depression
OSA Screen Negative With Spinal Duramorph
Non emergent scheduled cesarean sections will be consented to participate in this study of patients who have screened negative for obstructive sleep apnea and who are also BMI>/= 35 to have capnography monitoring postoperatively.
- Trial name
- NCT03151226
- Testing
- Capnography monitoring
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Wake Forest University Health Sciences
Postoperative Cognitive Dysfunction
Cerebral Oximetry and Neurological Outcomes in Aortic Arch Surgery Patients
The investigators hypothesize that early intervention to optimize regional cerebral oxygenation detected by cerebral oximetry monitoring during deep hypothermic circulatory arrest (DHCA) for patients undergoing aortic surgery…
- Trial name
- NCT01149148
- Testing
- INVOS Somanetics Cerebral Oximeter
- Volunteers
- 25 people
- Sponsor
- University of Michigan
Obstructive Sleep Apnea
Belun Ring Validation Study for Assessment of Obstructive Sleep Apnea
This study aims to determine the overall accuracy, sensitivity, and specificity of the Belun Ring device in evaluating obstructive sleep apnea by comparing the device to the attended overnight in-lab polysomnography which is the…
- Trial name
- NCT03997916
- Testing
- Belun Ring, PSG
- Where
- 2 sites in United States
- Volunteers
- 113 people, healthy volunteers welcome
- Sponsor
- University Hospitals Cleveland Medical Center
Various Comorbidities
Pulse CO-Oximetry Noninvasive Monitoring and Laboratory Measurements of Subject Blood Samples
Characterize Masimo noninvasive technology in spot check reading on subjects and make comparison to invasive blood sampling tested on reference analyzers.
- Trial name
- NCT01638455
- Testing
- Noninvasive device
- Where
- United States
- Volunteers
- 2,776 people, healthy volunteers welcome
- Sponsor
- Masimo Corporation
Carbon Dioxide
The Effect of Wearing Masks on End-tidal Carbon Dioxide and Pulse Oximetry
An Interventional Study is planned with the primary purpose of screening for changes in end-tidal carbon dioxide (ETCO2), inspired carbon dioxide (ICO2), and other vital signs that may develop after donning a disposable surgical…
- Trial name
- NCT05114993
- Testing
- wearing a disposable surgical mask
- Where
- United States
- Volunteers
- 119 people, healthy volunteers welcome
- Sponsor
- Patrick Brooks
Hypoxia Neonatal, Premature
Pulse Oximetry Measurement and Transfusions
The primary purpose of this observational study was to determine if pRBC transfusions decrease the frequency of intermittent hypoxia events in very low birth weight infants (VLBW) during the first six weeks of life.
- Conditions
- Hypoxia Neonatal, Premature, Blood Transfusion
- Trial name
- POMAT (NCT04249193)
- Testing
- Transfusion
- Where
- 3 sites in United States
- Volunteers
- 75 people
- Sponsor
- Christiana Care Health Services
Cardiac Death, Cardiac Arrest
Cerebral Oximetry and NIRS in Cardiac Arrest Patients
This is an observational study to define the role and future applications of cerebral oximetry in cardiac arrest patients.
- Conditions
- Cardiac Death, Cardiac Arrest, Emergencies
- Trial name
- NCT03769740
- Testing
- Cerebral Oximetry
- Where
- 2 sites in United States
- Volunteers
- 500 people
- Sponsor
- Wayne State University
Respiratory Failure
Photoplethysmographic Scaling of Dyspnoea
Timely prediction of impending respiratory failure is vital, yet relies on subjective clinical assessment of the patient's respiratory status.
- Trial name
- DYSPO (NCT04582838)
- Testing
- Pulse oximeter, ECG
- Where
- 2 sites in Romania
- Volunteers
- 60 people
- Sponsor
- Institutul de Urgenţă pentru Boli Cardiovasculare Prof.Dr. C.C. Iliescu
General Anesthesia
Cerebral Perfusion Variation During Blood Pressure Changes Under General Anesthesia
The risk associated with arterial hypotension during general anesthesia for surgery has been demonstrated , but the threshold at which consequences for perfusion of one or more organs appear varies according to the mechanism of…
- Trial name
- DELTAPAMAG (NCT05803876)
- Testing
- Diagnostic test - monitoring
- Where
- France
- Volunteers
- 100 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Cardiac Arrest, EEG With Periodic Abnormalities
Monitoring After Cardiac Arrest: Electroencephalogram and Cerebral Oximetry in Predicting Outcome
Because of its high incidence, it is essential to determine the neurological prognosis after cardiac arrest. However, there is not much information to guide post-cardiac arrest care.
- Conditions
- Cardiac Arrest, EEG With Periodic Abnormalities, Hypoxic-Ischemic Encephalopathy
- Trial name
- NCT06460480
- Where
- Turkey (Türkiye)
- Volunteers
- 44 people
- Sponsor
- Haseki Training and Research Hospital
Airway Reactivity, Hemodynamic Stability During Anesthesia
ETCO₂ Targeting and Cerebral Oxygenation
This study looked at a safer way to prepare patients for anesthesia before major spinal surgery. Instead of using advanced or complex oxygen devices, the approach will use standard oxygen methods, guided by the patient's…
- Trial name
- NCT07526077
- Testing
- regional cerebral oxygen saturation
- Where
- Saudi Arabia
- Volunteers
- 70 people
- Sponsor
- Prince Sultan Military Medical City
Oximetry
EmbracePlus SpO2 Accuracy Validation
The aim of this study is to test the accuracy of EmbracePlus computed SpO2 during mild, moderate and severe hypoxia (a lower-than-normal concentration of oxygen in arterial blood); ie, a range of arterial HbO2 saturations from…
- Trial name
- NCT04964609
- Testing
- EmbracePlus
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Empatica, Inc.
COVID-19
Home Care for Patients With COVID-19: Active Monitoring in Two Italian Health Units (Casale Monferrato and Torino)
Starting an early home management and monitoring of patients with suspected or confirmed COVID-19 to ensure a rapid and adequate transfer to hospital care.
- Trial name
- Mon-Covid (NCT04361916)
- Testing
- home care monitoring
- Where
- Italy
- Volunteers
- 37 people
- Sponsor
- Mario Negri Institute for Pharmacological Research
Mixed Venous Oxygen Saturation, Tissue Oxygenation
Validation of Mixed Venous Blood Oxygen Saturation Obtained With a Novel Mathematical Equation
The purpose of this study is to test a new way to measure the oxygen level in the mixed venous blood system (the system that carries blood collected from all over the body to the heart), which is a very important monitoring tool…
- Trial name
- NCT00783952
- Testing
- Cerebral/Somatic Tissue Oximeter device, Pulmonary artery catheter
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Massachusetts General Hospital
Oxygen Saturation
Hand Perfusion and Pulse Oximetry Performance
The purpose of this study is to compare oxygen saturation measurement readings from manufactured pulse oximetry devices to the oxygen saturation measurements of arterial blood samples drawn at the same time of measurements.
- Trial name
- NCT06925646
- Testing
- Finger hyperperfusion via adenosine, Finger hypoperfusion via by norepinephrine, Baseline hypoxic test
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Cerebral Desaturation
Observational Study on the Clinical Impact of Desaturation During Liver Surgery
The purpose of this study is to determine the clinical impact of cerebral and systemic desaturation during liver transplantation and resection on post-operative complications.
- Trial name
- NCT01458262
- Testing
- systemic and cerebral oxymetry
- Where
- Canada
- Volunteers
- 100 people
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Vascular Disease, Peripheral, Chronic Wound of the Lower Limb (Leg Ulcer or Foot Ulcer)
Correlating Multispectral Near-Infrared Imaging to Standard Vascular Diagnostics
The goal of this observational study is to learn if the measures of tissue oxygenation from the MIMOSA Pro imaging device correlate to standard vascular assessment tools in patients who receiving a lower extremity vascular…
- Trial name
- NCT06899113
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- MIMOSA Diagnostics Inc.
Anesthesia
Opioid Free Anesthesia and Continuous Post-operative Pulse Oximetry Monitoring in the Obese Patient
Anaesthesia has three major components, analgesia, muscle relaxation and hypnosis. For a long time, opioids have been covering the analgesia function.
- Trial name
- NCT03124680
- Testing
- Opioid free, opioid group
- Where
- Belgium
- Volunteers
- 30 people
- Sponsor
- Université Libre de Bruxelles