Clinical Trial

Efficacy and Mechanism of 'Yanjiu Needle' for Pharyngeal Dysphagia Based on sEMG Features

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Summary
Dysphagia is one of the most common and serious complications following stroke. It can easily lead to aspiration and aspiration pneumonia, reduce patients' quality of life, increase healthcare costs, and result in high mortality rates, making it a clinical issue that urgently needs to be addressed. Current mainstream therapies have limitations: neurostimulation targets a single pathway, while rehabilitation training offers only limited improvement in microcirculation and suffers from low patient compliance. Although acupuncture shows promise, it lacks high-quality randomized controlled evidence, and the specific acupuncture techniques lack standardized operational protocols, limiting their widespread adoption. In preliminary clinical practice, Chen Xiaokai, a renowned traditional Chinese medicine practitioner in Guangdong Province, developed the "Nine Pharyngeal Acupoints" (including Lianquan and Renying) based on the "resolving knots" theory. This approach can rapidly improve pharyngeal muscle tone and swallowing function. Basic research has confirmed that stimulation of these acupoints promotes pharyngeal circulation, activates the brainstem, and aids in the restoration of the swallowing reflex. This study aims to conduct a single-center, assessor-blinded, randomized, controlled, prospective superiority clinical trial. Using surface electromyography (EMG) as the core assessment tool, combined with swallowing videofluoroscopy and functional scales, the study will analyze the efficacy and neuro-muscular regulatory mechanisms of the "Nine Pharyngeal Acupoints" technique. The study is expected to clarify its therapeutic efficacy, establish standard operating procedures, and provide a basis for clinical implementation.
Trial Details
NCT Number NCT07656025
Lead Sponsor The Third People's Hospital of Huizhou
Collaborators: Tianjin University of Traditional Chinese Medicine, Guangdong Province, Department of Science and Technology
Conditions Acupuncture, Dysphagia, Surface EMG
Enrollment 100 participants
Start Date 2026-06-20
Primary Completion 2028-06-20 (estimated)
Study Completion 2028-12-20 (estimated)
Updated on ClinicalTrials.gov 2026-06-18