Clinical Research Directory

Inclusion Criteria: * Voluntarily sign the informed consent form; for patients aged \<18 years, the informed consent form must be signed by their legal guardian. * Age between 2 and 70 years (inclusive), male or female. * Patients requiring transoral surgery of the nose, pharynx, parapharyngeal space, or skull base, in which intraoperative soft palate suspension is needed. * Intact soft palate mucosa with no ulcers, scars, or other lesions before surgery. Exclusion Criteria: * Congenital cleft palate or submucous cleft palate. * Patients with limited cervical spine mobility, micrognathia, or other conditions affecting surgical exposure. * Pregnant or breastfeeding women. * Presence of markedly abnormal laboratory test results, such as significant abnormalities in routine blood tests, blood biochemistry, liver and kidney function, or coagulation function. * Patients with active infection or infectious diseases. * Severe cardiac insufficiency (NYHA class III-IV). * Other conditions deemed unsuitable for surgery after evaluation (e.g., concomitant severe heart, brain, or lung diseases; high anesthetic risk; patients not fit for surgery).