[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100630826":3},{"organization":4,"armGroups":7,"interventions":21,"overallOfficials":35,"centralContacts":40,"locations":46,"responsibleParty":75,"collaborators":35,"id":78,"slug":79,"hasResults":80,"nctId":81,"briefTitle":82,"officialTitle":83,"acronym":35,"eligibilityCriteria":84,"healthyVolunteers":80,"sex":85,"minAge":86,"maxAge":35,"enrollmentInfo":87,"targetDuration":35,"studyType":90,"phases":91,"briefSummary":93,"conditions":94,"keywords":99,"overallStatus":49,"whyStopped":35,"lastUpdateSubmitDate":107,"lastUpdatePostDateStruct":108,"startDateStruct":111,"completionDateStruct":113,"leadSponsor":115,"locationsCount":116},{"fullName":5,"class":6},"Gazi University","OTHER",[8,15],{"label":9,"type":10,"description":11,"interventionNames":12},"NMES + Visual Biofeedback (Game-Based Training)","EXPERIMENTAL","Participants in this group receive neuromuscular electrical stimulation (NMES) applied to the suprahyoid region using surface electrodes. In addition, participants perform game-based visual biofeedback training using surface electromyography (sEMG) targeting suprahyoid muscle activity (e.g., a flight simulation task). NMES is not delivered during the biofeedback tasks. Each session lasts approximately 20 minutes and is conducted 5 days per week for 4 weeks (total of 20 sessions).",[13,14],"Device: Suprahyoid Neuromuscular Electrical Stimulation (NMES)","Behavioral: Visual Biofeedback Training",{"label":16,"type":17,"description":18,"interventionNames":19},"NMES + Conventional Oropharyngeal Exercise","ACTIVE_COMPARATOR","Participants in this group receive neuromuscular electrical stimulation (NMES) applied to the suprahyoid region using surface electrodes combined with conventional oropharyngeal swallowing exercises. The exercise program includes commonly used swallowing exercises such as effortful swallow, Mendelsohn maneuver, Shaker exercise, and tongue strengthening exercises. Each session lasts approximately 20 minutes and is conducted 5 days per week for 4 weeks (total of 20 sessions).",[13,20],"Behavioral: Conventional Oropharyngeal Exercises",[22,30,36],{"type":23,"name":24,"description":25,"armGroupLabels":26,"otherNames":27},"DEVICE","Suprahyoid Neuromuscular Electrical Stimulation (NMES)","Suprahyoid neuromuscular electrical stimulation will be applied using a clinically approved NMES device as part of the swallowing rehabilitation protocol. Stimulation parameters and electrode placement will follow standard therapeutic guidelines. NMES will be administered five days per week for four weeks.",[16,9],[28,29],"VitalStim","Neuromuscular Electrical Stimulation Therapy",{"type":31,"name":32,"description":33,"armGroupLabels":34,"otherNames":35},"BEHAVIORAL","Visual Biofeedback Training","Visual biofeedback will be provided through the NMES device interface using an interactive visual feedback task designed to activate swallowing-related muscles. During the intervention, participants will perform muscle activation tasks guided by real-time visual feedback. The task is designed to engage muscle groups similar to those targeted during conventional oropharyngeal swallowing exercises. The visual biofeedback training will be performed for approximately 20 minutes per session, five days per week for four weeks.",[9],null,{"type":31,"name":37,"description":38,"armGroupLabels":39,"otherNames":35},"Conventional Oropharyngeal Exercises","Participants will perform conventional oropharyngeal swallowing exercises targeting swallowing-related muscle groups. The exercise program will consist of four exercises per session, including tongue resistance exercise, Shaker exercise, Mendelsohn maneuver, and effortful swallow. Each exercise will be performed for approximately five minutes per session, five days per week for four weeks. The exercises were selected to activate muscle groups similar to those engaged during the visual biofeedback training.",[16],[41],{"name":42,"role":43,"phone":44,"phoneExt":35,"email":45},"Ilgın N Manzak, MD","CONTACT","+905319335274","ilginmanzak@gmail.com",[47],{"facility":48,"status":49,"city":50,"state":35,"zip":51,"country":52,"countryCode":35,"cosmosGeoPoint":53,"geoPoint":58,"contacts":59},"Gazi University Hospital, Department of Physical Medicine and Rehabilitation Recruiting","RECRUITING","Ankara","06560","Turkey (Türkiye)",{"type":54,"coordinates":55},"Point",[56,57],32.85427,39.91987,{"lat":57,"lon":56},[60,63,64,66,68,70,73],{"name":61,"role":43,"phone":44,"phoneExt":35,"email":62},"Ilgin N Manzak, MD","ilginnilhanmanzak@gazi.edu.tr",{"name":35,"role":43,"phone":35,"phoneExt":35,"email":45},{"name":61,"role":65,"phone":35,"phoneExt":35,"email":35},"PRINCIPAL_INVESTIGATOR",{"name":67,"role":65,"phone":35,"phoneExt":35,"email":35},"Gulcin Kaymak Karatas, MD",{"name":69,"role":65,"phone":35,"phoneExt":35,"email":35},"Levent Karatas, MD",{"name":71,"role":72,"phone":35,"phoneExt":35,"email":35},"Halit N Sendur, MD","SUB_INVESTIGATOR",{"name":74,"role":72,"phone":35,"phoneExt":35,"email":35},"Aysim Sivri, MD",{"type":65,"investigatorFullName":76,"investigatorTitle":77,"investigatorAffiliation":5,"oldNameTitle":35,"oldOrganization":35},"İlgin Nilhan MANZAK","Research Assistant, MD","100630826","effect-of-visual-biofeedback-assisted-oropharyngeal-exercises-in-post-stroke-dysphagia-100630826",false,"NCT07492719","Effect of Visual Biofeedback-Assisted Oropharyngeal Exercises in Post-Stroke Dysphagia","Effectiveness of Visual Biofeedback-Assisted Oropharyngeal Exercises Combined With Neuromuscular Electrical Stimulation in Patients With Post-Stroke Dysphagia: A Randomized Controlled Clinical Trial","Inclusion Criteria:\n\n* Adults aged 18 years or older\n* Clinical diagnosis of dysphagia, defined by at least one of the following: presence of cough or throat clearing during the 90 mL water swallow test, reduced laryngeal elevation on clinical examination, or at least one symptom related to dysphagia\n* Ability to initiate reflex swallowing\n* History of cerebrovascular event within the previous 6 months\n* Stable vital signs\n* Ability and willingness to provide written informed consent\n\nExclusion Criteria:\n\n* Severe cognitive impairment (Mini-Mental State Examination \\[MMSE\\] score \\\u003C 20), dementia, or severe communication difficulties due to aphasia\n* Contraindications to electrical stimulation, including the presence of an\n* implantable cardioverter-defibrillator (ICD), impaired skin integrity or open wounds at the electrode placement site, or active epilepsy\n* History of cervical surgery or presence of respiratory distress\n* Diagnosis of malignancy","ALL","18 Years",{"count":88,"type":89},34,"ESTIMATED","INTERVENTIONAL",[92],"NA","Post-stroke dysphagia is a common complication that negatively affects nutritional status, quality of life, and morbidity. Conventional swallowing rehabilitation, including oropharyngeal exercises and neuromuscular electrical stimulation (NMES), is widely used to improve swallowing function. This randomized controlled clinical study aims to investigate the effectiveness of visual biofeedback-assisted oropharyngeal exercises combined with NMES in patients with post-stroke dysphagia. Participants will be randomly assigned to either a visual biofeedback-assisted exercise group or a conventional exercise group, with both groups receiving NMES. Treatment will be administered five days per week for four weeks. Changes in swallowing function, suprahyoid muscle activity assessed by surface electromyography, and muscle stiffness evaluated by shear wave elastography will be analyzed to determine the effectiveness of the intervention.",[95,96,97,98],"Dysphagia After Stroke","Stroke","Dysphagia","Swallowing Disorders",[100,101,102,103,104,105,106],"Post-Stroke Dysphagia","Swallowing Rehabilitation","Oropharyngeal Exercises","Neuromuscular Electrical Stimulation (NMES)","Visual Biofeedback","Surface Electromyography (sEMG)","Shear Wave Elastography","2026-03-19",{"date":109,"type":110},"2026-03-25","ACTUAL",{"date":112,"type":110},"2026-02-16",{"date":114,"type":89},"2028-01",{"name":5,"class":6},1]