Clinical trials: Breath Holding
Healthy Amateur Divers
Effects of Voluntary Neck Extension on Cerebral Blood Flow, in Breath-hold Divers Ending an Apnoea of Two Minutes or More.
The aim of this study is to demonstrate the effect of the voluntary neck extension in the occurrence of an increase in the pulsatility index of the right internal carotid artery in the amateur diver, realizing an apnea of two…
- Trial name
- APNECK (NCT03210857)
- Testing
- apnea performing
- Where
- France
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Nantes University Hospital
Carcinoma, Non-small-cell Lung
Prevention of Radiation Pneumonitis After Three-dimensional Conformal Radiation Therapy (3D-CRT) in Patients With Non-small-cell Lung Cancer
The purpose of this study is to evaluate the interest of breath holding for the prevention of radiation pneumonitis following conformal radiation therapy.
- Trial name
- NCT00349102
- Testing
- Free breathing, Breath holding
- Where
- 7 sites in France
- Volunteers
- 242 people
- Sponsor
- Centre Leon Berard
Breast Cancer, Adverse Effect of Radiation Therapy
Study to See Whether Breath-Hold Techniques During RT Are Effective in Helping to Improve Sparing of the Heart
The study hopes to determine whether patients with left-sided breast cancer are at an increased risk of cardiac changes due to radiation to the breast +/- Anthracycline-based chemotherapy +/- Herceptin and whether a deep…
- Trial name
- NCT02052102
- Testing
- Radiation therapy
- Where
- Canada
- Volunteers
- 63 people
- Sponsor
- AHS Cancer Control Alberta
Healthy Participant
Effect of Rib Cage and Spine Mobility on Maximum Breath-Hold Time
In this study, it was aimed to look at the effect of rib cage and spine mobility on maximum breath holding time. To determine the relationship between spine and rib cage mobility level and respiratory capacity.
- Trial name
- NCT05520216
- Testing
- Spinal mouse (idiag m360), chest circumference measurement, Maximum Breath Hold Test
- Where
- Turkey (Türkiye)
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Saglik Bilimleri Universitesi
Breast Cancer
Feasibility of Blood Oxygenation Level-Dependent Contrast (BOLD) Breast MRI Induced by Breath- Holding
In this study, investigators intend to measure changes in BOLD contrast in the breast induced by breath-holding for subjects receiving radiation therapy to the breast.
- Trial name
- BOLD (NCT01898533)
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- Duke University
Left-Sided Breast Cancer
Assessment of Left-sided Cardiac Sparing Through the Use of 3-dimensional Surface Matching-based Deep Inspiration Breath Hold and Active Breathing Control
The standard treatment for breast cancer is surgery followed by adjuvant breast radiation therapy in most cases. For left sided breast cancers, the heart dose delivered by the radiation treatment is often of particular concern.
- Trial name
- NCT03459898
- Testing
- AlignRT system (VisionRT Ltd., London, UK)
- Where
- Canada
- Volunteers
- 40 people
- Sponsor
- Sunnybrook Health Sciences Centre
Breast Cancer
Assessment of Ability of Breath Hold for Left-sided Breast Cancer Radiation Therapy to Reduce Side Effects to Heart
The purpose of this research study is to demonstrate that Deep Inspiration Breath Hold (DIBH), the technique used at the University of North Carolina (UNC) for left-side breast cancer radiation therapy, can reduce side effects to…
- Trial name
- NCT01849614
- Testing
- Cardiac SPECT perfusion scan
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- UNC Lineberger Comprehensive Cancer Center
Respiration
Optical Breath-hold Control System for Image-guided Procedures
The objective or our study is to test the feasibility of a new optical-based breath-hold control (OBC) system for monitoring breath-hold levels and providing patient feedback during CT-guided biopsies of the lung and upper…
- Trial name
- OBC (NCT01062789)
- Testing
- Optical breath-hold control system (OBC)
- Where
- United States
- Sponsor
- Mayo Clinic
Health Literacy, Distress, Emotional
Supporting Women With Breast Cancer to Practice DIBH at Home Before Radiation Therapy
To examine the effect of a preparatory digital tool including a new instruction for deep inspiration breath hold (DIBH), before start of radiation therapy in women diagnosed with left sided breast cancer, compared with usual care.
- Conditions
- Health Literacy, Distress, Emotional, Preparedness, Mobile Application
- Trial name
- DIBHApp (NCT05791084)
- Testing
- mobile application with breathing instructions and a sensor to attach around the chest. To be able to train at home before radiotherapy with DIBH starts.
- Volunteers
- 160 people
- Sponsor
- Jonkoping University
Lung Diseases
New Saline-contrast EIT Method Without Breath Hold by Low Pass Filter
The electrical impedance tomography (EIT) is a bedside, non-invasive, non-radiation imaging tool for lung mornitoring. Currently, the EIT saline-contrast method for lung perfusion evaluation has been widely used in clinical.
- Trial name
- NCT07081295
- Testing
- Injection of hypertonic saline
- Where
- China
- Volunteers
- 22 people
- Sponsor
- Peking Union Medical College Hospital
Lung Perfusion, Respiratory Physiology
Effects of Inspiratory vs Expiratory Breath-Hold on Lung Perfusion Measured by EIT Saline Indicator Method: A Self-Controlled Study
This study aims to compare lung perfusion distribution between inspiratory breath-hold and expiratory breath-hold phases using the saline indicator method combined with electrical impedance tomography (EIT).
- Conditions
- Lung Perfusion, Respiratory Physiology, Electrical Impedance Tomography, Ventilation-Perfusion Mismatch
- Trial name
- NCT07303972
- Testing
- Electrical Impedance Tomography Saline Indicator Procedure, Electrical Impedance Tomography Device
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Shanghai Zhongshan Hospital
Smoking Cessation
Smoking Cessation Outcomes and Effective Factors
The study is a cross-sectional-descriptive study. Cases who met the inclusion criteria, agreed to participate in the study voluntarily, were active smokers, passive smokers and non-smokers will be included.
- Trial name
- NCT05695742
- Testing
- Active Smoking, Passive smoker, Non-smoker
- Where
- Turkey (Türkiye)
- Volunteers
- 893 people
- Sponsor
- Saglik Bilimleri Universitesi
Breast Cancer, Cardiac Event
Deep Inspiration Breath-hold Radiotherapy for Left-sided Breast Cancer
Postoperative breast radiotherapy (RT) has been associated with increased risk of heart toxicity. However, there is a lack of knowledge for radiation-induced early cardiovascular injury, especially for hypofractionated RT.
- Trial name
- NCT05200078
- Testing
- Deep inspiration breath-hold technique
- Where
- China
- Volunteers
- 166 people
- Sponsor
- Shu lian Wang
Pulmonary Disease, Chronic Obstructive
A Study to Assess the Pulmonary Distribution of Budesonide, Glycopyrronium and Formoterol Fumarate
This study is a 2 treatment period, single dose crossover, gamma scintigraphy study investigating the deposition in the lungs of a Budesonide, Glycopyrronium and Formoterol Fumarate Metered Dose Inhaler.
- Trial name
- NCT03740373
- Testing
- BGF MDI (budesonide, glycopyrronium and formoterol fumarate) with 10 s breath hold, BGF MDI ((budesonide, glycopyrronium and formoterol fumarate) with 3 s breath hold
- Where
- United Kingdom
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Breast Cancer, Optical Surface Monitoring Technology
Optical Surface Monitoring Technology-Guided Large-Segment Radiotherapy for Breast Cancer
This study is a single-center,blinded, efficacious, phase III randomized clinical trial initiated by investigators. The primary objective is to investigate the use of Surface Guided Radiation Therapy (SGRT) in combination with…
- Conditions
- Breast Cancer, Optical Surface Monitoring Technology, Large-segment Radiotherapy
- Trial name
- NCT05804916
- Testing
- Surface Guided Radiation Therapy (SGRT)
- Where
- China
- Volunteers
- 556 people
- Sponsor
- Peking Union Medical College Hospital
Breast Cancer
Efficacity of Deep Inspiration Breath Hold and Intensity-modulated Radiotherapy in Preventing PErfusion Defect for Left Sided Breast Cancer (EDIPE)
Breast irradiation is known to cause radiation-induced heart disease (RIHD) many years later after radiotherapy. Recent studies suggest that RIHD could be an earlier complication and that subclinical cardiac injury can be…
- Trial name
- EDIPE (NCT05454553)
- Testing
- myocardial perfusion SPECT
- Where
- France
- Volunteers
- 58 people
- Sponsor
- Institut de cancérologie Strasbourg Europe
Healthy Subjects
Analysis of Breath Volatile Organic Compounds After Dyspnea Induced in the Healthy Subject.
The dyspnea is a common symptom in patients with many respiratory diseases particularly chronic obstructive airway diseases, but also cardiovascular pathologies, obesity, or also in the deconditioned healthy subjects.
- Trial name
- Volatopnee (NCT04418973)
- Testing
- VOCs analysis in exhaled air
- Where
- France
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Hopital Foch
Breast Cancer, Ductal Carcinoma in Situ
The Use of Deep Inspiration Breath Hold and Prone Irradiation to Decrease Cardiac Radiation Exposure
This study aims to discover more about radiation techniques for people treated for left-sided breast cancer that minimizes exposure to the heart, as noted by mean heart dose.
- Conditions
- Breast Cancer, Ductal Carcinoma in Situ, Invasive Breast Cancer
- Trial name
- NCT03375892
- Testing
- Deep Inspiration Breath Hold during Radiation, Free breathing during radiation
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- Medical College of Wisconsin
Systemic Sclerosis
Utility of Breath-holding Test in Systemic Sclerosis
This study aims to evaluate the utility of breath-holding test as a marker of pulmonary disease severity in patients with systemic sclerosis.
- Trial name
- NCT04484948
- Testing
- scleroderma health assessment questionnaire (SHAQ), BHT, and 6MWT
- Where
- South Korea
- Volunteers
- 120 people
- Sponsor
- Seoul National University Hospital
Lung Cancer
Improving Clinical PET/CT Image Quality in Retrospectively Reconstructed Breath-Hold Images
The patient has been referred for an FDG PET/CT scan. FDG is a form of sugar that contains a small amount of radioactivity; it is used to see the size and possible spread of cancer in the body.
- Trial name
- NCT01109953
- Testing
- Breath-Hold PET/CT image set
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Memorial Sloan Kettering Cancer Center