Clinical trials: Pulse Spectrum Analysis
Pregnancy, Abdominal
Feasibility of a Non-invasive, Trans-abdominal, Low Cost Fetal Oximetry Probe on Pregnant Human Subjects
Three non-invasive, trans-abdominal fetal oximetry probes will be tested on pregnant human subjects, in order to obtain fetal heart rate.
- Trial name
- NCT03013842
- Testing
- Raydiant Oximetry Sensor System
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- University of California, Davis
Diabetes, Peripheral Arterial Occlusive Disease
Evaluate the Correlation of NIRS, ABI, Exercise, baPWV and Albuminuria With Peripheral Artery Occlusion Disease (PAD) and Other Atherosclerosis Outcomes
By utilizing Near infrared spectroscopy (NIRS), the local blood flow, tissue oxygenation (StO2), and recovery time of ischemic leg; can be determined.
- Trial name
- NCT03378024
- Testing
- oscillometric (Omron Colin co)
- Volunteers
- 650 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Acute Ischemic Stroke Patients
Evaluation of rSO2 Between Frontal Lesion Area and Normal Area of Brain by NIRSITX Using NIRS in Acute Ischemic Stroke Patients.
The clinical trial is for acute ischemic stroke patients measuring cerebral oxygen saturation (rSO2) values using pulse oximeter of near-infrared spectroscopy in the frontal lesion area and normal area of brain.
- Trial name
- fNIRS (NCT06250608)
- Testing
- Pulse oximeter, NIRSITX
- Where
- 2 sites in South Korea
- Volunteers
- 35 people
- Sponsor
- OBELAB, Inc.
Healthy
Pulse Sequence Development on 3T Magnetic Resonance Imaging/Spectroscopy
The purpose of this study is to find ways to improve the appearance of tumours or markers that indicate the presence of tumours in Magnetic Resonance Imaging (MRI).
- Trial name
- NCT00309504
- Where
- Canada
- Volunteers
- 40 people
- Sponsor
- AHS Cancer Control Alberta
Abdominal Organs - Lipodystrophy, Tumors
Comparing Magnetic Resonance Imaging/Spectroscopy Techniques
Magnetic resonance imaging (MRI) and magnetic resonance spectroscopy (MRS) are diagnostic tests that allow researchers to look at different chemical properties of tissue.
- Trial name
- NCT00001219
- Where
- United States
- Volunteers
- 49,946 people
- Sponsor
- National Institutes of Health Clinical Center (CC)
Healthy, Nervous System Disease
Functional and Metabolic Imaging Using Magnetic Resonance Imaging and Spectroscopy
Technical advances in magnetic resonance imaging (MRI) and magnetic resonance spectroscopy (MRS) have provided researchers with the opportunity to study changes of the central nervous system (CNS) and improve diagnosis and…
- Trial name
- NCT00001591
- Where
- United States
- Volunteers
- 450 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Breast Cancer
A Pilot Study To Evaluate the Effectiveness of Pulsed Time-Domain Optical Spectroscopy for Monitoring the Responses in Neoadjuvant Treatments of Locally-Advanced Breast Cancer
This study will investigate optical tissue characteristics as a function of neoadjuvant breast cancer treatment. Our objective in this pilot study will be to identify diffuse optical spectroscopy parameters that change with…
- Trial name
- NCT00438074
- Where
- Canada
- Volunteers
- 40 people
- Sponsor
- Sunnybrook Health Sciences Centre
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 2 of 7)
NOTE: This is the second of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02882529
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Bern
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 3 of 7)
NOTE: This is the third of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02882542
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- University of Bern
Hyperoxemia, Intraoperative Oxygen Therapy
Oxygen Reserve Index-Guided Oxygen Titration During Surgery in the Beach Chair Position
This study aims to evaluate whether guidance by the Oxygen Reserve Index (ORi) improves inspiratory oxygen fraction (FiO₂) titration compared with conventional pulse oximetry (SpO₂)-guided oxygen administration in adult patients…
- Conditions
- Hyperoxemia, Intraoperative Oxygen Therapy, Beach Chair Position, Cerebral Oxygenation
- Trial name
- ORI-BCP (NCT07404267)
- Testing
- ORi-Guided FiO₂ Titration, SpO₂-Guided FiO₂ Titration
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Fatih Sultan Mehmet Training and Research Hospital
Harmonic Wave
Pulse Spectrum Analysis of Pregnant Women
ABSTRACT Background: Pulse diagnosis is a core clinical technique used in Chinese medicine to establish a patient's physiologic or pathologic status.
- Trial name
- NCT04845360
- Testing
- pressure transducer (PSL-200GL, Kyowa Electronic Instrument Co. Ltd., Japan)
- Where
- Taiwan
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Pulse Spectrum Analysis, Pulmonary Function
Pulse Spectrum Analysis in Adult Asthmatics: Correlation With Lung Function, Asthma Control Exhaled Nitric Oxide and Metabolites in Exhaled Breath Condensate
Our hypothesis is that radial arterial pulse may reflect the severity and airway function in asthmatics. The aims of this study are to investigate the pulse spectrim of the radial artery in adult asthmatics, and evaluate its…
- Conditions
- Pulse Spectrum Analysis, Pulmonary Function, FeNO, Metabolites
- Trial name
- NCT01719393
- Where
- Taiwan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 7 of 7)
NOTE: This is the seventh of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02919137
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Bern
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 5 of 7)
NOTE: This is the fifth of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02919189
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Bern
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 1 of 7)
NOTE: This is the first of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02882516
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Bern
Major Depressive Disorder, Major Depressive Disorder, Recurrent
Glutamate Probes in Adolescent Depression
The purpose of this study is to learn if measures of brain chemicals from a brain scan called Magnetic Resonance Imaging and Spectroscopy (MRI/MRS) and brain activity (known as cortical excitability and inhibition) collected by…
- Conditions
- Major Depressive Disorder, Major Depressive Disorder, Recurrent, Major Depressive Disorder, Remitted
- Trial name
- GPII (NCT02307617)
- Where
- United States
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 4 of 7)
NOTE: This is the fourth of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02919228
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Bern
The Focus of This Study Are New Pulse Sequences.
Clinical Testing of New MR Pulse Sequences
To test and validate newly developed magnetic resonance (MR) pulse sequences for their ability to enhance the collection of morphological, biomedical, and functional information from the human body.
- Trial name
- NCT00590252
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Exposure to Man-made Visible Light
Systematically Assessing Effects of Colored Light on Humans With a Multi-modal Approach (Substudy 6 of 7)
NOTE: This is the sixth of in total 7 sub-studies related to the Ethics Committee of the Canton of Bern Ref. No. KEK-BE 2016-00674.
- Trial name
- NCT02919163
- Testing
- Visible light exposure
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Bern