Clinical trials: Dystonia, Focal
Laryngeal Dystonia, Focal Dystonia
Effects of Neuromodulation in Laryngeal Dystonia
Laryngeal dystonia (LD) causes excessive vocal fold abduction (opening) or adduction (closing) leading to decreased voice quality, job prospects, self-worth and quality of life.
- Trial name
- NCT05095740
- Testing
- repetitive transcranial magnetic stimulation (rTMS)
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- MGH Institute of Health Professions
Spasmodic Dysphonia, Singer's Dystonia
Brain Networks in Dystonia
To date, there is only limited knowledge about the distinct neural abnormalities that lead to the development of different forms of focal dystonia.
- Conditions
- Spasmodic Dysphonia, Singer's Dystonia, Writer's Cramp, Musician's Focal Hand Dystonia
- Trial name
- NCT03042962
- Testing
- MRI, Blood draw
- Where
- United States
- Volunteers
- 141 people, healthy volunteers welcome
- Sponsor
- Massachusetts Eye and Ear Infirmary
Movement Disorder, Focal Dystonia
Movement-Related Brain Networks Involved in Hand Dystonia
This study will use various methods to measure the activity of the motor cortex (the part of the brain that controls movements) in order to learn more about focal hand dystonia.
- Trial name
- NCT00137384
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Focal Dystonia
Neurophysiology of Task-Specificity of Focal Hand Dystonia
This study will examine how the brain coordinates movement in patients with focal hand dystonia. Patients with dystonia have muscle spasms that cause uncontrolled twisting and repetitive movement or abnormal postures.
- Trial name
- NCT00309010
- Where
- United States
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Dystonic Disorder, Focal Dystonia
Characterization of Manual Dexterity by Finger Force Manipuladum (FFM) in Patients With Writer's Cramp and in Control Subjects
Writer's cramp is a focal dystonia characterized by abnormal movements and postures during writing. Limited finger independence during writing manifests as difficulty suppressing unwanted activations of neighbouring non…
- Conditions
- Dystonic Disorder, Focal Dystonia, Writer's Cramp
- Trial name
- FFM_CT (NCT03797638)
- Testing
- Finger Force Manipuladum (FFM)
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Dystonia
Transcranial Magnetic Stimulation for Focal Hand Dystonia
Background: The brain has natural electrical rhythms of brain activities. These rhythms may be different in people with movement disorders, such as dystonia (involuntary muscle movement, cramps, or tremors).
- Trial name
- NCT01792336
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Isolated Focal Hand Dystonia
Neuromodulation Therapy for Task-Specific Dystonia
This study aims to apply a non-invasive brain stimulation technology called repetitive Transcranial Magnetic Stimulation (rTMS) in patients with focal hand dystonia (FHD).
- Trial name
- NCT06422104
- Testing
- Repetitive transcranial magnetic stimulation
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Duke University
Parkinson's Disease (PD), Essential Tremor
LIFUS For Neurological Disorders
Low intensity focused ultrasound (LIFUS) has the potential to be used as a means of non-invasive neuro-modulation. To this day, the use of LIFUS is under investigation.
- Conditions
- Parkinson's Disease (PD), Essential Tremor, Orthostatic Tremor, Dystonia
- Trial name
- NCT07417280
- Testing
- LIFUS
- Where
- Canada
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University Health Network, Toronto
Healthy, Focal Dystonias
Role of Dopamine Receptors in Primary Focal Dystonias
Dystonia is a disabling movement disorder characterized by repetitive patterned or sustained muscle contractions causing twisting or abnormal postures that may afflict 250,000 people in the U.S.
- Trial name
- NCT01373840
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Focal Dystonia
EEG and EMG Studies of Hand Dystonia
This study will examine how the brain operates during execution and control of voluntary movement and what goes wrong with these processes in disease.
- Trial name
- NCT00025701
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Cervical Dystonia, Movement Disorders
Non-Motor Features of Cervical Dystonia (CD)
This study will examine the prevalence of four previously identified non-motor markers in a population of cervical dystonia patients, unaffected family members, and healthy volunteers in an attempt to identify a distinct…
- Conditions
- Cervical Dystonia, Movement Disorders, Focal Dystonia, Signs and Symptoms
- Trial name
- NCT03471923
- Testing
- Neurological Examination, Assessment of Non-Motor Features
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Dystonia
Pathophysiology of Focal Hand Dystonia
Background: Little is known about the problems in brain function in focal hand dystonia (FHD) or complex regional pain syndrome (CRPS) dystonia. It is unclear why some CRPS patients develop dystonia but others do not.
- Trial name
- NCT03223623
- Testing
- TMS, MRI, VASO Imaging
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Focal Dystonia, Healthy Volunteers
Depotentiation in People With Focal Hand Dystonia
Background: Focal hand dystonia (FHD) causes muscles to contract, leading to abnormal movements or postures. Musicians, writers, and athletes often get it.
- Trial name
- NCT02106936
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Dystonic Disorder
Sensory Training to Treat Focal Dystonia
This study will examine the effectiveness of Braille reading as a sensory training program for improving symptoms of focal (localized) dystonia, a movement disorder caused by sustained muscle contractions.
- Trial name
- NCT00006336
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Focal Hand Dystonia
Long-Term Motor Learning in Focal Hand Dystonia
This study will examine the effects of long-term practice of repeated finger movements in people with focal hand dystonia, as compared with healthy volunteers.
- Trial name
- NCT00325091
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Dystonia, Dystonia; Idiopathic
Dystonia Genotype-Phenotype Correlation
The purpose of this study is to (1) investigate the effect of known dystonia-causing mutations on brain structure and function, to (2) identify structural brain changes that differ between clinical phenotypes of dystonia, and to…
- Conditions
- Dystonia, Dystonia; Idiopathic, Dystonia, Primary, Dystonia, Secondary
- Trial name
- NCT03428009
- Testing
- Magnetic Resonance Imaging
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Focal Dystonia, Healthy Volunteers
Loss of Depotentiation in Focal Dystonia
Background Focal dystonia is a brain disorder. It affects a muscle or muscles in a specific part of the body. Researchers think it may be related to excessive training or practice.
- Trial name
- NCT03206112
- Testing
- PAS25, PAS10, PAS25-cTBS150
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Dystonic Disorder, Healthy
Transcranial Magnetic Stimulation (TMS) Studies of Dystonia
This study will use transcranial magnetic stimulation to examine how the brain controls muscle movement in focal and generalized types of dystonia.
- Trial name
- NCT00017875
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Dystonia
Brain Function in Focal Dystonia
Objectives The main objectives of this proposal are (1) to characterize motor learning abnormalities in patients with focal dystonia; (2) to show, using transcranial magnetic stimulation, that this abnormal motor learning went…
- Trial name
- NCT00102999
- Where
- United States
- Volunteers
- 118 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Cervical Dystonia, Primary, Blepharospasm
Analysis of Gait Before and After Botulinum Toxin Treatment in Patients With Focal Dystonia
Efficient gait requires effective postural control, both static and dynamic. Hence, postural disorders may affect gait. Yet, very little is known about the specific effects of focal postural disorders such as cervical dystonia…
- Trial name
- GAIT-TOX (NCT03938363)
- Testing
- Treadmill, Botulinum Toxin injection, Severity scale of the disease
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Grenoble