Clinical trials: Electrodes
Deafness
Perceptual Consequences of Cochlear Implant Electrode-neuron Interfaces
Despite the success of cochlear implants, devices surgically placed in the inner ears of patients with severe hearing loss, there remains substantial variability in the overall speech perception outcomes for the children and…
- Trial name
- NCT05867173
- Testing
- Experimental Speech Processing Strategy
- Where
- 2 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Massachusetts Eye and Ear Infirmary
Term Labour
Accuracy and Reliability of Novii: Fetal Heart Rate (FHR), Maternal Heart Rate (MHR) and Uterine Contraction (UA) Compared With Doppler, Scalp Fetal Scalp Electrode (FSE), Tocodynamometer (TOCO) and Intra Uterine Pressure Catheter (IUPC)
Accuracy and Reliability of the Novii device (fetal heart rate, maternal heart rate and uterine activity) compared with Food and Drug Administration (FDA) approved techniques
- Trial name
- NCT03409146
- Testing
- Monica Novii Wireless Patch System
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- GE Healthcare
Platelet Function, Pregnancy
Evaluation of Platelet Function in Pregnancy With Multiple Electrode Aggregometry
Establishment of a range of normal values in pregnancy with the Multiple Electrode Aggregometry (Multiplate@) device, a device that allows measurement of not only platelet count but platelet function.
- Trial name
- MULPP (NCT01881698)
- Testing
- Platelet function during pregnancy Multiple Electrode Aggregometry (Multiplate@) device
- Where
- Austria
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Healthy Subjects
A Three-phase Study That Will Compare the ECG Data Recorded Using the Test Device With the Data Recorded by a Reference Device, Evaluate the ECG Signal Quality of the Test Device Over a 10-day Simulated Use Period, and Assess the Effects of Variable ECG Electrode Placement for the Test Device
This clinical study will be performed in three phases. The purpose of Phase 1 of this study is to compare the ECG data recorded using the ZywieZ3 Sensor and ZywieZ3 Adhesive ("Test Device") to the data recorded by a traditional…
- Trial name
- NCT07200232
- Testing
- Phase 1 Test Device Sensor and Adhesive and Reference Device, Phase 2 Test Device ECG Signal quality over a 10-day simulated use period, Test Device Sensor and Adhesive Variable Placement
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Zywie, Inc.
ECG Electrode Site Reaction
Wireless ECG Body Sensor During Field Testing
Wireless body ECG sensor is a feasible solution for reliable and accurate long-term heart rhythm monitoring. However, there were no studies that delt with usability of this sensor in field testing.
- Trial name
- WECG (NCT04786509)
- Testing
- Field tests
- Where
- Serbia
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Belgrade
Atrial Fibrillation, Heart Murmurs
Wireless Handheld 8-lead ECG Device Performance in Heart Patients (Rapid Rhythm)
This study is designed to compare the performance of both 6 and 10 electrode ECGs from the handheld device with the conventional 12 lead ECG.
- Trial name
- NCT03501836
- Testing
- Rapid Rhythm Handheld 8-lead ECG Device
- Where
- United Kingdom
- Volunteers
- 271 people, healthy volunteers welcome
- Sponsor
- Manchester University NHS Foundation Trust
Cardiac Arrhythmia, Cardiovascular Diseases
Autonomic Nerve Stimulation Using External Auditory Canal Electrodes
Purpose of the study This study aimed to investigate electrocardiogram measurement and subthreshold low-level autonomic nerve stimulation using external auditory canal electrodes among healthy adult participants Study design…
- Trial name
- NCT04884607
- Testing
- subthreshold low-level autonomic nerve stimulation using external auditory canal electrodes
- Where
- South Korea
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Psychomotor Speed, Sustained Attention
Effects of Exposure to a Single-electrode Electroencephalography-guided Binaural Beat Audio Track on Sustained Attention and Subjective Well-being Among Healthy Adults
This study aims to explore the potential of binaural beats, adjusted in real-time via EEG feedback, to positively influence brain states related to relaxation, focus, and cognitive performance.
- Conditions
- Psychomotor Speed, Sustained Attention, Inhibitory Control, Memory Encoding
- Trial name
- NCT07165899
- Testing
- EEG-Guided Binaural Beat Audio
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Texas Tech University Health Sciences Center
Vestibular Abnormality, Vestibular Nerve Disorders
Test-Retest Reliability of oVEMP's Across Different Electrode Montages
"Test-Retest Reliability of ocular vestibular evoked myogenic potentials (oVEMPs) across different electrode montages." The purpose of this project is to compare the response characteristics of the ocular vestibular evoked…
- Trial name
- NCT03251586
- Testing
- oVEMP - infra-orbital electrode montage, oVEMP - belly-tendon electrode montage
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Blood Loss, Surgical, Transfusion Rate
Effect of Electrosurgery on Blood Loss and Intraoperative Transfusions in Musculoskeletal Tumor Surgery
Resection of malign musculoskeletal tumors and reconstruction with large tumor prostheses often results in relevant blood loss requiring hemodynamic stabilization and transfusion.
- Conditions
- Blood Loss, Surgical, Transfusion Rate, Electrosurgery, Tumororthopaedics
- Trial name
- NCT05164809
- Testing
- Application of novel electrodes
- Where
- Germany
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University Hospital Muenster
Hearing Loss
A Computational Approach to Optimal Deactivation of Cochlear Implant Electrodes
The goal of the present study is to use computationally driven models of speech understanding in cochlear implant (CI) users to guide the search for which combination of active electrodes can yield the best speech understanding…
- Trial name
- NCT05219474
- Testing
- Cochlear implant Computer Model Implementation
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Reflex, Abnormal
Determination of Onset Point of Mechanical Stimulation
The difference between latencies of the tonic vibration reflex or T-reflex and whole body vibration-induced muscular reflex may be related to the distance between their stimulation point and the muscle spindles.
- Trial name
- TrueRL (NCT04347083)
- Testing
- Electrodiagnostic test
- Where
- Turkey (Türkiye)
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Istanbul Physical Medicine Rehabilitation Training and Research Hospital
Electrocardiogram Electrode Site Reaction
The Efficacy of a Novel, Non-contact EKG in the NICU
This study aims to see how well a non-contact EKG compares to the EKG currently used in the special care nursery.
- Trial name
- NCT04269044
- Testing
- non-contact EKG
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Northwestern Medicine
Skin Resurfacing
Unipolar Microplasma Radiofrequency Device: In-vivo Histologic Study
Prospective, Open-Label, Single-Center Pilot Study. The study is aimed to evaluate the histologic effects of a unipolar microplasma electrode pin radiofrequency device (Alma Lasers OPUS system) on the abdominal skin.
- Trial name
- NCT04153071
- Testing
- OPUS system
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Alma Lasers
Parkinson's Disease
Effect of Deep Brain Stimulation on Gait of Patients With Parkinson's Disease Depending on Electrode Location in Subthalamic Area
Deep brain stimulation of STN (subthalamic nucleus) at high frequencies generally improved gait in parkinsonian patients. However, sometimes the investigators observed a gait aggravation either with using high voltage and high…
- Trial name
- NCT01782638
- Testing
- deep brain stimulation
- Where
- France
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- University Hospital, Clermont-Ferrand
Cochlear Function Disorder
Correlation Between NRT and Radiological Measurements in Detection of Position of the Electrode Inside the Cochlea.
The study will be conducted as Prospective study including 50 patients (aged <6years ) at Otorhinolaryngology department, Assuit University Hospital (aged <6years ) who will undergo cochlear implantation.
- Trial name
- NCT03306108
- Testing
- NRT
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Assiut University
Dental Caries
The Effect of Stevia Rebaudiana Extracts on Different Variables Related to Caries: an in Vitro and in Vivo Evaluation.
The aim of the present investigation was to evaluate the effect of stevioside and rebaudioside on several variables related to caries development.
- Trial name
- NCT01757990
- Testing
- Effect of Stevioside and Rebaudioside on plaque pH
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Università degli Studi di Sassari
Improving Accuracy of Implanting Stimulation Electrodes
Correlation of Tractography and Motor Evoked Potentials in Deep Brain Stimulation
The goal is to establish another anatomical referencing system in order to achieve an even higher accuracy when implanting stimulation electrodes.
- Trial name
- NCT03136302
- Testing
- Deep Brain Stimulation
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Nova Scotia Health Authority
Performance Enhancing Product Use, Sleep
Optimizing Volunteer Comfort for Transcranial Electrical Stimulation (TES): An Assessment
Transcranial electrical stimulation (TES) utilizing weak electrical fields (<5 milliamps of current - as proposed in the present pilot study) is an extremely safe therapeutic technique in use for over 40 years.
- Trial name
- TES (NCT04474015)
- Testing
- transcranial electric stimulation
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- U.S. Army Medical Research and Development Command
Endometrial Polyps
Comparative Study of Endometrial Polypectomy Performed With Bipolar Electrode Versapoint and Laser Diode. A Randomised Controlled Trial.
Hysteroscopy today is considered the gold standard for the diagnosis and treatment of endometrial polyps. In recent years we have used the bipolar energy for resection of polyps by hysteroscopy, becoming a routine clinical…
- Trial name
- NCT02126397
- Testing
- polyps resection with Laser Diode, polyps resection with bipolar electrode
- Where
- 2 sites in Spain
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Isabel Bejerano Blázquez