Clinical trials: Closed-Loop
Stroke
A Closed Loop Neural Activity Triggered Stroke Rehabilitation Device
The purpose of this research is to determine if two non-invasive brain stimulation techniques, muscle stimulation of the arm and neuro-stimulation through the tongue, can increase the extent of stroke recovery.
- Trial name
- NCT02098265
- Testing
- Functional Electric Stimulation (FES), Behavioral Assessments, Magnetic Resonance Imaging
- Where
- United States
- Volunteers
- 288 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Sleep, Insomnia
Modulation of Sleep Perception Through Auditory Closed-loop Stimulation of Brain Oscillatory Activity
Sleep is ubiquitous in animals and humans, and disruptions are of high clinical importance. Still, the neural basis of sleep perception is insufficiently understood, which limits the development of new treatments.
- Trial name
- NCT04276064
- Testing
- Auditory closed-loop stimulation: slow oscillation boosting, Auditory closed-loop stimulation: slow oscillation disruption
- Where
- Switzerland
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Christoph Nissen
Sleep Disturbance, Stress, Psychological
Wearable Neural Interfacing System for REM Sleep Restoration and Enhancement
This study evaluates a wearable system (NEUSleeP) that combines overnight EEG recording with transcranial focused ultrasound (tFUS) targeted to deep brain structures involved in REM sleep regulation (e.g., subthalamic nucleus).
- Conditions
- Sleep Disturbance, Stress, Psychological, REM Sleep Measurement
- Trial name
- NEUSleeP (NCT07190287)
- Testing
- NEUSleeP system (FUS-EEG wearable device), BrainSonix Pulsar 1002
- Where
- United States
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- University of Texas at Austin
Approach/Avoidance Behavior
Theta Phase-specific TMS to Modulate Prefrontal Activity
The purpose of this study is to evaluate the causal link between the phase of ongoing theta oscillations in the prefrontal cortex and approach/avoidance (Ap/Av) behavior in adults using theta phase-specific transcranial magnetic…
- Trial name
- NCT05416138
- Testing
- Transcranial magnetic stimulation (TMS)
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Malocclusion, Canine Retraction
Maxillary Canine Retraction Using Stainless Steel and Titanium-molybdenum Alloy Wires in TAD-supported Segmental Mechanics
The goal of this randomized clinical study is to compare the effectiveness of stainless steel (SS) and titanium-molybdenum alloy (TMA) wires for maxillary canine retraction using TAD-supported segmental mechanics.
- Conditions
- Malocclusion, Canine Retraction, Orthodontics, Tooth Movement Techniques
- Trial name
- NCT07645417
- Testing
- A titanium-molybdenum alloy reverse-closing loop, A stainless steel reverse closing loop
- Where
- Bangladesh
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Tanzila Rafique
Memory
Individualized Closed Loop TMS for Working Memory Enhancement
The study is investigating working memory brain states by using transcranial magnetic stimulation (TMS) in combination with functional magnetic resonance imaging (fMRI).
- Trial name
- NCT04402294
- Testing
- Functional Magnetic Resonance Imaging (fMRI), Repetitive Transcranial Magnetic Stimulation (rTMS)
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Type 1 Diabetes
Closed-loop Glucose Control for Automated Management of Type 1 Diabetes
We hypothesize that our integrated closed-loop glucose-control system can provide effective, tight, and safe blood glucose (BG) control in type 1 diabetes, thereby establishing the feasibility of closed-loop BG control.
- Trial name
- NCT00811317
- Testing
- Closed-loop
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Boston University Charles River Campus
Type 1 Diabetes Mellitus
Mixed Meal Test in Type 1 Diabetes on Insulin Pump Therapy: Optimization of Artificial Pancreas
BACKGROUND. Optimal glucose control can prevent/relent tissue damage in patients with type 1 diabetes mellitus (T1DM). Ongoing efforts aim at developing closed loop control (CLC) algorithms linking subcutaneous continuous glucose…
- Trial name
- NCT02003274
- Testing
- Clamp-Mixed Meal, IVGTT-Mixed Meal Arm
- Where
- 2 sites in Italy
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Azienda Ospedaliera Universitaria Integrata Verona
Type 1 Diabetes Mellitus, Exercise Physiology
Using a Personalized Decision Support Tool to Help People With Type 1 Diabetes Manage Exercise
This study evaluates a clinician-facing decision-support toolkit designed to assist adults with type 1 diabetes in preparing for moderate-intensity exercise.
- Trial name
- NEXT (NCT07226583)
- Testing
- Standard-of-Care Guidance (SoC), Usual Care (UC), netIOB & Exercise Toolkit (NEXT)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Stanford University
Spinal Cord Injuries
EMG Triggered Closed-Loop Stimulation for Spinal Cord Injury Individuals
Most individuals with spinal cord injury (SCI) have residual nerve circuits. The investigators aim to strengthen those circuits to improve motor recovery after injury.
- Trial name
- NCT03806023
- Testing
- hand movements (signals from thumb muscle) triggered PNS and TMS
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Bronx VA Medical Center
Epilepsy
Stimulation of Sleep in Patients With Epilepsy
Sleep slow waves (SSW) and the pathophysiological mechanisms of spike generation in patients with epilepsy are tightly linked. SSW are cortically generated oscillations (~1 Hz) alternating between a hyperpolarized down-state…
- Trial name
- NCT04716673
- Testing
- Down-phase targeted auditory stimulation
- Where
- Switzerland
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University Children's Hospital, Zurich
Type 1 Diabetes
Closed-Loop Glucagon Administration For Hypoglycemia Treatment
This study will test the hypothesis that a wearable automated bionic pancreas system that automatically delivers glucagon only can prevent or treat hypoglycemia vs. usual care for people with type 1 diabetes > 21 years old.
- Trial name
- NCT02181127
- Testing
- Glucagon-only Bionic Pancreas
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Academic Anxiety, Test Anxiety
AVE-Neurofeedback for Academic Anxiety and Divergent Thinking
Academic anxiety is one of the most prevalent psychological challenges among adolescents and has been associated with impaired executive functioning, attentional control, autonomic dysregulation, and reduced creative performance.
- Conditions
- Academic Anxiety, Test Anxiety, Divergent Thinking
- Trial name
- AVE-NFB (NCT07745335)
- Testing
- Audiovisual Entrainment Neurofeedback (AVE-NFB), Neurofeedback Only, Audiovisual Entrainment
- Where
- 3 sites in Indonesia
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Daniswara Raditya Suprapto
Neurofeedback
Toward a Generalizable Closed-loop Neurofeedback-based BCI for Attention Training
The proposed study accelerates the translational aspect of neurofeedback-based attention training using novel technologies, algorithms, and neuromarkers.
- Trial name
- NCT05908253
- Testing
- nonadaptive neurofeedback, adaptive neurofeedback
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Rhode Island
Novel Method for Transcranial Brain Stimulation
Phase Locked TRanscranial Electrical EXcitation
Transcranial current stimulation (tCS) has been extensively studied due to its potential of selectively stimulate brain regions in a non-invasive way.
- Trial name
- T-REEX (NCT05847829)
- Testing
- T-REEX algorithm
- Where
- Netherlands
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Stichting IMEC-NL
Type 1 Diabetes
Evaluation of Meal Gesture Dosing in Adults With Type 1 Diabetes
The purpose of this feasibility study is to evaluate subject safety of using the Klue Health app utilizing meal gesture micro insulin dosing (meal gesture dosing) within the AHCL system in adult subjects with type 1 diabetes in a…
- Trial name
- NCT04964128
- Testing
- MiniMed™ 780G insulin pump with Klue Health app utilizing meal gesture micro insulin dosing (meal gesture dosing)
- Where
- Israel
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Medtronic MiniMed, Inc.
Non-invasive Brain Stimulation, Methodologic Study
Closed-loop Non-invasive Brain Stiumlation
Transcranial magnetic stimulation (TMS) is a widely used tool for exploring brain function in humans (Siebner et al. et al., 2022), which has led to new therapeutics for various psychiatric and neurological disorders (Lefaucheur…
- Trial name
- CLOSEDLOOP (NCT06600217)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital, Grenoble
Spinal Cord Injuries
Vibration for Muscle Spasms After Spinal Cord Injury
This study uses closed-loop control of tendon vibration to implement clinically meaningful management of muscle spasms after spinal cord injury (SCI), and to understand the mechanisms responsible for spasm generation change in…
- Trial name
- NCT03598504
- Testing
- Wearable EMG/Vibration device
- Where
- United States
- Volunteers
- 198 people, healthy volunteers welcome
- Sponsor
- Shirley Ryan AbilityLab
Major Depression, Sleep
Sleep TMS for Depression
The goal of this study is to establish the feasibility, tolerability, and preliminary efficacy of sleep-state transcranial magnetic stimulation (TMS) for enhancing plasticity in depression treatment.
- Trial name
- NCT06824415
- Testing
- TMS
- Where
- United States
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Stanford University
Type 1 Diabetes
Hybrid Closed-Loop Hotel Studies With Medtronic PID Controller
The primary objective of this study is to evaluate the safety and efficacy of the Medtronic hybrid closed-loop (HCL) system utilizing the proportional-integral-derivative algorithm with insulin feedback (PID-IFB) optimized to…
- Trial name
- NCT02280863
- Testing
- Medtronic Hybrid Closed-loop System - Android Platform, Medtronic Hybrid Closed-loop Integrated System
- Where
- 3 sites in United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Stanford University