Clinical trials: Photoplethysmography
Frozen Shoulder
Outcomes of Frozen Shoulder Treated With Small Needle-Knife Through Microcirculation and Pulse Analysis.
The aim is to investigate whether adding small needle-knife therapy to standard Western medicine enhances the treatment of frozen shoulder by evaluating its impact on microcirculation and meridian unblocking.
- Trial name
- NCT06139276
- Testing
- Small Needle-Knife, Standard treatment
- Volunteers
- 120 people
- Sponsor
- Taipei City Hospital
Hypertension, Blood Pressure Monitoring
Wearable Blood-Pressure Monitoring Comparison Study
The goal of this clinical trial is to compare the accuracy, clinical applicability, and usability of different wearable blood pressure monitoring methods integrated in wearable devices, such as smartwatches, in hospitalized…
- Conditions
- Hypertension, Blood Pressure Monitoring, Wearable Devices, Photoplethysmography
- Trial name
- WBPMCS (NCT07719660)
- Where
- 2 sites in Germany, Italy
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Technische Universität Dresden
Vascular Diseases
Photoplethysmographic Dichrotic Notch Reflexes Systemic Hemodynamics
Changes in the vascular tone of anesthetized patients is common and cause hemodynamic problems. The investigators have previously demonstrated that the shape of the pulse oximetry waveform (photoplethysmography) is closely…
- Trial name
- NCT04179097
- Testing
- Finger photoplethysmography
- Where
- 2 sites in Argentina
- Volunteers
- 15 people
- Sponsor
- Hospital Privado de Comunidad de Mar del Plata
Autonomic Nervous System (ANS) Functioning and Mood State, Heart Rate Variability (HRV)
taVNS During Multi-site HRV Measurement: Reliability & Agreement Study
This study examines the reliability and agreement of autonomic nervous system measurements obtained from different anatomical sites during transcutaneous auricular vagus nerve stimulation (taVNS).
- Conditions
- Autonomic Nervous System (ANS) Functioning and Mood State, Heart Rate Variability (HRV), Blood Pressure Monitoring, Transcutaneous Electric Nerve Stimulation
- Trial name
- taVNS-HRV (NCT07548723)
- Testing
- Transcutaneous auricular vagus nerve stimulation
- Where
- Turkey (Türkiye)
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- SEFA HAKTAN HATIK
Sleep-Disordered Breathing, Sleep Architecture
Validation of Belun Ring Gen3 Deep Learning Algorithms With Subxiphoid Body Sensor
Hypothesis: BR's Gen3 DL algorithms, combined with its subxiphoid body sensor, can accurately diagnose OSA, categorize its severity, identify REM OSA and supine OSA, and detect central sleep apnea (CSA).
- Conditions
- Sleep-Disordered Breathing, Sleep Architecture, Arrhythmia
- Trial name
- NCT06255613
- Testing
- Belun Ring, Belun Cor
- Where
- 2 sites in United States
- Volunteers
- 79 people
- Sponsor
- Belun Technology Company Limited
Anemia
Wearable Device-Based Screening for Anemia Risk
Anemia is a common condition, but it often goes undiagnosed because confirming it requires a venous blood test. This study looks at whether a commercially available wrist-worn smartwatch can help identify people who may have…
- Trial name
- WEAR-ANEMIA (NCT07796542)
- Where
- China
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Peking Union Medical College Hospital
Using Remote Photoplethysmography for Physiological Parameters
Evaluation of Remote Photoplethysmography to Assist Vital Signs Measure in Pediatrics
Introduced in 1930, photoplethysmography techniques presented the possibility of measuring SpO2 and heart rates (HR) using the absorption of light by the blood to define these signals.
- Trial name
- rMonitoped1 (NCT06231654)
- Testing
- Remote photoplethysmography for physiological parameters
- Where
- France
- Volunteers
- 600 people
- Sponsor
- Fondation Lenval
Atrial Fibrillation
A Wearable With Photoplethysmography and 6-lead Electrocardiography for Atrial Fibrillation Detection
A single center prospective case-control study to evaluate ability of a wearable to differentiate between atrial fibrillation (AF) and sinus rhythm (SR).
- Trial name
- DoubleCheckAF (NCT04281927)
- Testing
- Monitoring with wearable (the tested device) and Holter ECG (eMotion Faros 90)
- Where
- Lithuania
- Volunteers
- 435 people
- Sponsor
- Vilnius University
Atrial Fibrillation
A Ring-type Wearable Device for Atrial Fibrillation Among Ambulatory Patients
This study investigates diagnostic performance of a ring-type wearable device for detecting atrial fibrillation. This is a prospective cohort registry study began after the date of IRB approval and until 31th Dec. 2023.
- Trial name
- NCT04024124
- Where
- South Korea
- Volunteers
- 100 people
- Sponsor
- Seoul National University Hospital
Ventricular Dysfunction
Hemodynamic Indices Predictive of a Beneficial Response to Fluid Expansion in Case of Hemodynamic Failure After Cardiac Surgery With Altered Preoperative Ejection Fraction (LVEF≤45%)
Low Cardiac Output Syndrome occurs frequently after cardiac surgery, especially when pre-operative LVEF is altered (LVEF≤45%). The correction of hemodynamic failure requires adapted treatments: fluid expansion and/or inotropic or…
- Trial name
- ALTERVOL (NCT01673230)
- Testing
- cardiac surgery for ventricular dysfunction
- Where
- France
- Volunteers
- 50 people
- Sponsor
- Rennes University Hospital
Complex Regional Pain Syndrome
Analysis of Photoplethysmographic Signal in Lumbar Sympathetic Block
This study aims to compare the alternative current and the direct current signal changes of photoplethysmography between both feet during one side lumbar sympathetic block.
- Trial name
- park001 (NCT01134289)
- Testing
- lumbar sympathetic block
- Where
- South Korea
- Volunteers
- 25 people
- Sponsor
- Seoul National University Hospital
Microcirculation, Photoplethysmography
Evaluation of Microcirculation With Photoplethysmography (Pulse Oximetry) in Healthy Volunteers and Ventilated Patients
The objective of this observational study is to explore microcirculation in healthy volunteers and in ventilated patients in the operating room and in critical care.
- Trial name
- NCT06141681
- Testing
- photoplethysmography
- Where
- Argentina
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hospital Privado de Comunidad de Mar del Plata
Heart Rate, Heart Rate Variability
Contactless Measurement of Heart Rate, Heart Rate Variability, Breathing Rate and Blood Pressure Using Remote Photoplethysmography
The purpose of this study it to evaluate the accuracy of heart rate, heart rate variability, breathing rate and blood pressure measurement with the use of Shen.AI software.
- Conditions
- Heart Rate, Heart Rate Variability, Breathing Rate, Blood Pressure
- Trial name
- NCT06829615
- Testing
- Shen.AI
- Where
- 2 sites in Poland
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- SHEN.AI spółka z ograniczoną odpowiedzialnością oddział w Polsce
Stroke, Atrial Fibrillation
Novel Methods for Arrhythmia Detection: Preliminary Study
Approximately 20-25% of strokes are of cardioembolic origin, atrial fibrillation (AF) being a significant cause of cardioembolic strokes. AF is often symptomless and intermittent, making its detection a clinical challenge.
- Trial name
- NCT03721601
- Testing
- Heart rate monitor chest strap, Wrist band photoplethysmography
- Where
- 3 sites in Finland
- Volunteers
- 220 people
- Sponsor
- Kuopio University Hospital
Aging, Diagnostic Techniques, Cardiovascular
Evolution of the Relationship Between Central and Peripheral Arterial Wave Velocities as a Function of Age
Acquisition of synchronized cardiovascular signals from non-invasive measurements (ECG, photoplethysmography pulse sensors, inductance plethysmography) in healthy volunteers aged from 18 to 75, during spontaneous ventilation with…
- Trial name
- EvolVOAge (NCT06742775)
- Testing
- physiological signal acquisitions
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital, Grenoble
High Blood Pressure
Blood Pressure Treatment by the Corsano CardioWatch 287-2 Evaluation Study
Rationale: Wearables have the potential to monitor patients remotely. The Corsano CardioWatch 287-2 is such a medical device that can monitor long-term blood pressure.
- Trial name
- BPTreat (NCT06508619)
- Testing
- Corsano CardioWatch 287-2 non-invasive blood pressure (NIBP) monitoring
- Where
- Netherlands
- Volunteers
- 80 people
- Sponsor
- Corsano Health B.V.
Atrial Fibrillation
REal-worLd vAlidaTION of PhotoPlehtysmoGraphy (for Atrial Fibrillation Detection)
Mobile health solutions for rhythm monitoring (e.g. atrial fibrillation detection) using photoplethysmography (PPG) technology on a smartphone have been developed.
- Trial name
- RELATION PPG (NCT06028893)
- Testing
- Heart rhythm measurements with FibriCheck®, Heart rhythm measurements with Kardia Mobile®
- Where
- Belgium
- Volunteers
- 50 people
- Sponsor
- Ziekenhuis Oost-Limburg
Sepsis
Pulse Photoplethysmography as an Early Tool for the Diagnosis of Sepsis
Early management of sepsis is associated with better outcome. However, this requires early recognition of the sepsis host. One recently developed customized pulse photoplethysmography (PPG) device manages to measure nitric oxide…
- Trial name
- PROUD-1 (NCT04149132)
- Testing
- pulse photoplethysmography (PPG), Measurements of nitric oxide (NO) and malondialdehyde (MDA)
- Where
- 4 sites in Greece
- Volunteers
- 200 people
- Sponsor
- Hellenic Institute for the Study of Sepsis
Atrial Fibrillation, Paroxysmal Atrial Fibrillation
A Study of the Acceptability and Performance of Wearables for Atrial Fibrillation Screening in Older Adults
--- Background and study aim Atrial fibrillation (AF) is an irregular heart rhythm which causes a five-fold increase in the risk of stroke. Approximately one in ten people aged over 70 have AF.
- Trial name
- NCT04715555
- Testing
- Electrocardiogram monitoring, Electrocardiogram recording, Photoplethysmogram monitoring
- Where
- United Kingdom
- Volunteers
- 130 people
- Sponsor
- University of Cambridge
Coronavirus, Cardiac Disease
Can Remote Photoplethysmography Be Used for Contactless Vital Sign Acquisition in a Healthcare Setting? A Prospective Comparative Study.
Contactless and widely available health monitoring technologies are of growing interest in the context of the worldwide COVID-19 pandemic.
- Conditions
- Coronavirus, Cardiac Disease, Respiratory Disease, Vascular Diseases
- Trial name
- NCT04489407
- Testing
- Remote Photoplethysmography (rPPG) vital sign acquisition
- Volunteers
- 350 people, healthy volunteers welcome
- Sponsor
- Lady Davis Institute