Search clinical trials for: Ambient air

Total 3197 results

Baylor College of Medicine
The University of Texas Health Science Center, Houston; University of Pennsylvania and other collaborators

Completed

Studying Physiological and Anatomical Cerebral Effects of Carbon Dioxide and Tilt (SPACE-COT)

Healthy
Karolinska Institutet

Terminated

Elective Percutaneous Coronary Intervention With or Without Supplemental OXYgen (EPOXY-IMR)

Coronary Artery Disease

Sweden
Peking Union Medical College Hospital
The Cleveland Clinic

Completed

The Effects of Ambient Temperature and Forced-air Warming on Intraoperative Core Temperature

Major Surgery Under General Anesthesia

China
University of Colorado, Denver

Enrolling by invitation

Effects of Continuous Positive Airway Pressure on Peripheral Oxygen Saturation, Work of Breathing, and Exercise Tolerance at Altitude

Hypoxemia | Altitude Hypoxia

United States
Heart and Diabetes Center North-Rhine Westfalia

Terminated

High-Flow-Therapy for the Treatment of Cheyne-Stokes-Respiration in Chronic Heart Failure (FLOAT-CS)

Heart Failure，Congestive

Germany
Kaiser Clinic and Hospital

Completed

Carbon Dioxide Versus Air Insufflation for the Application of Argon Plasma to Reduce the Gastrojejunal Anastomosis

Obesity | Dilatation of Anastomosis | Bypass Complication

Brazil
Imperial College London
Medical Research Council

Completed

London Underground Study - Health Effects of Particulate Matter

Chronic Obstructive Pulmonary Disease

United Kingdom
David Diaz-Sanchez
Environmental Protection Agency (EPA)

Completed

Physiological Changes in Adults With Metabolic Syndrome Exposed to Ultrafine Air Particles (XCON)

Metabolic Syndrome

United States
University of Zurich

Completed

Hemodynamic Effects of Normobaric Hypoxia During Exercise in Patients With Pulmonary Hypertension (HEXA)

Hypertension, Pulmonary

Switzerland
Charite University, Berlin, Germany
Karl and Veronica Carstens Foundation

Completed

Effectiveness of Local Application of Warm Air in Patients With Common Cold (HELI Study) (HELI)

Common Cold

Germany
State Key Laboratory of Respiratory Disease

Completed

Effect of Inhalation of Low Dose CO2 on Exercise Performance at High Altitude

Acute Mountain Sickness | High Altitude | Inhalation; Gas

China
University of Utah

Completed

A Trial of Supplemental CO2 Versus Room Air in Percutaneous Endoscopic Gastrostomy

Pneumoperitoneum

United States
University of Zurich

Not yet recruiting

Exercise Performance on Ambient Air vs. Low-Flow Oxygen Therapy in Pulmonary Vascular Disease (PVD)

Pulmonary Arterial Hypertension | Chronic Thromboembolic Pulmonary Hypertension | Pulmonary Vascular Disorder

Switzerland
Wake Forest University Health Sciences

Withdrawn

HIRREM for Pre-Hypertension

Cardiovascular Diseases | Brain Diseases | Prehypertension | Blood Pressure | Cardiovascular Risk Factor | Autonomic Nervous System Imbalance
Emory University
University of Wisconsin, Madison; University of Saskatchewan

Completed

Study Effects of Intermittent Hypoxia on Restoring Hand Function Following SCI

Spinal Cord Injury

United States
Spaulding Rehabilitation Hospital
Foundation Wings For Life

Active, not recruiting

Acute Intermittent Hypoxia on Leg Function Following Spinal Cord Injury

Spinal Cord Injuries

United States
University of Zurich

Completed

Blood Markers Predict Effect of Normobaric Hypoxia at Rest and During Exercise in Patients With Pulmonary Hypertension (HEXABM)

Hypertension, Pulmonary

Switzerland
University of Zurich

Completed

Effects of Normobaric Hypoxia During Exercise in Patients With Pulmonary Hypertension With/Without Sildenafil (HEXAS)

Hypertension, Pulmonary

Switzerland
University of Zurich

Not yet recruiting

Exercise Performance on Ambient Air vs. Low-Flow Oxygen Therapy With Chronic Lung Diseases

Lung Diseases, Obstructive | Lung Diseases, Interstitial | Lung Disease Chronic

Switzerland
Vanderbilt University

Withdrawn

The Effect of Forced Air Warming During Cesarean Section on Postoperative Infectious Morbidity

Cesarean Section

United States
Wake Forest University Health Sciences
Hieu Nguyen, MS - Biostatician; McKenzie Isreal, MPH - project manager; Casey...

Completed

Dragon Ambient eXperience (DAX) Copilot Evaluation (DAX)

Automated Clinical Documentation

United States
Philips Electronics Nederland B.V. acting through...

Recruiting

Children's MRI Experience

Anxiety | Psychological Distress | Behavior

Denmark, Belgium, France, Germany, Spain, Poland
Aga Khan University

Not yet recruiting

The Effect Of Intraoperative Forced Air Warmer Use, On Postoperative Nausea And Vomiting

Hypothermia; Anesthesia | Nausea and Vomiting, Postoperative
Virginia Commonwealth University

Recruiting

Determination of Core Body Temperature in Parturient Warmed With Upper or Underbody Forced Air Cover (Bair Hugger)

Cesarean Section

United States
Klinikum der Universitaet Muenchen, Grosshadern
DLR German Aerospace Center; Airbus Defence and Space

Unknown

Inspired Oxygen on Oxidative Stress and Breath Volatile Organic Compound Composition in Healthy Volunteers

Oxidative Stress

Germany
Waveguard GmbH

Unknown

Validation of New Devices Against Ambient Electromagnetic Radiation

Male Infertility

United States
Nisha Arenja

Not yet recruiting

Early Detection of Health Deterioration in Elderly Patients After Hospitalization for Heart Failure Decompensation

Heart Failure
Stanford University

Completed

Thermal Compression Device for Maintenance of Perioperative Normothermia

Hypothermia

United States
The University of Texas Health Science Center,...

Not yet recruiting

Humidity in Incubators for Tiny Infants (HumidITI)

Extremely Premature Infant

United States
Spaulding Rehabilitation Hospital

Terminated

Pairing Intermittent Hypoxia and Transcutaneous Electrical Spinal Cord Stimulation to Promote Arm Use After Cervical SCI

Spinal Cord Injuries

United States
Universidad Autonoma de Baja California

Completed

Supporting the Medication Adherence of Older Mexican Adults Through External Cues Provided With Ambient Displays

Medication Adherence | Medication Compliance

Mexico
University of Malaya

Completed

Effectiveness of Modified Ophthalmic Draping Method in Preventing Carbon Dioxide Accumulation in Patient Undergoing Eye Surgery Under Local Anesthesia

To Prevent Hypercarbia Under the Opthalmology Drape During Surgery. | To Prevent Hypothermia During Opthalmology Surgery.

Malaysia
Advocate Health Care

Completed

Ambient Lighting During Colonoscopy and Its Effect on Adenoma Detection Rate and Eye Fatigue

Colorectal Cancer Screening | Colon Adenomatous Polyp

United States
Intermountain Health Care, Inc.

Completed

Effects of High-Intensity Interval Training (HIT) While in a Hyperoxic-Hyperbaric Environment on Exercise Performance (HITOP)

Exercise Performance

United States
National Eye Institute (NEI)

Completed

The Effects of Light Reduction on Retinopathy of Prematurity (Light-ROP)

Retinopathy of Prematurity

United States
Aspetar

Completed

Heat Therapy to Prevent Deconditioning During Immobilization

Immobilization, Tonic | Hot Weather; Adverse Effect

Qatar
Per Rotbøll Nielsen

Completed

Hyperbaric Oxygen Therapy Attenuates Central Sensitization Induced by a Thermal Injury in Human Volunteers (HBO)

Pain | Inflammation | Hyperalgesia

Denmark
University of Surrey
Medical University of Graz; KU Leuven; University of Cambridge; UK Civil Aviation... and other collaborators

Recruiting

Safe Use of New Technologies in Diabetes in Flight (SUNDIF)

Type1 Diabetes

United Kingdom
Azienda Ospedaliera Universitaria Integrata Verona

Terminated

Efficacy and Safety of Curosurf® in Patients Invasively Ventilated for Severe Bronchiolitis Under 12 Months of Age

Bronchiolitis, Viral

Italy
Peking Union Medical College Hospital
3M

Unknown

Comparison of Active and Passive Perioperative Warming Techniques in Reducing Intraoperative Blood Loss

Blood Coagulation Disorders | Hypothermia | Blood Loss,

China
Penn State University

Recruiting

Smart Lighting for Nursing Home Residents With Dementia

Alzheimer's Disease and Related Dementias

United States
University of Texas Southwestern Medical Center
Parkland Health and Hospital System

Completed

Hypothermia and the Effect of Ambient Temperature 2 (HEAT2)

Cesarean Section | Hypothermia | Neonatal Outcome

United States
Air Force Military Medical University, China

Unknown

Effect of Water Exchange Method on Adenoma Miss Rates in Patients Undergoing Selective Polypectomy

Adenoma

China
University of California, Los Angeles
National Institute of Allergy and Infectious Diseases (NIAID)

Completed

A Study to Compare the Effects of Different Sized Particles on Cells in the Nose

Hypersensitivity, Immediate | Atopic Hypersensitivity

United States
Matthew Neal MD

Terminated

Blue and Amber Light Exposure in Patients With Rectal and Pancreatic Cancer

Pancreatic Neoplasms | Rectal Neoplasms

United States
ETH Zurich
Swiss Federal Office of Sports (BASPO); Functional Genomics Center, ETH Zurich... and other collaborators

Completed

The Detection of Heat Stress by Assessing Individual Body Responses to Heat (Heat Strain) in Young and Healthy Non-athlete Participants (HEATSTAR)

Heat Stress

Switzerland
Institut Pasteur
Institut de l'Audition

Not yet recruiting

MeasurIng and Restoring Auditory Awareness for Cochlear Implant Listeners in noisE (MIRACLE)

Cochlear Hearing Loss

France
The Cleveland Clinic

Completed

Efficacy of Warming Device During Surgery

Surgery

Austria
Brighton and Sussex University Hospitals NHS Trust

Completed

Prevention of IPH: Electric Warming Mattress vs Forced Air Warming Blanket

Inadvertent Perioperative Hypothermia | Patient Warming

United Kingdom
University of Michigan
National Institute of Nursing Research (NINR); Michigan State University

Recruiting

Reducing Particulate Matter-associated Cardiovascular Health Effects for Seniors (RAPIDS2-Ypsi)

Cardiometabolic Health

United States

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