Development and application of a gamified swallowing exercise system for tongue cancer patients based on computer vision

INTERVENTION: Intervention group:Gamified swallowing exercise;Control group:Conventional swallowing exercise;, CONDITION: Tongue cancer, PRIMARY OUTCOME: Functional Oral Feeding Scale score;, SECONDARY OUTCOME: Swallowing training adherence;Body mass index;Body composition analysis;Functional Assessment Scale for Cancer Therapy - Head and Neck Module;Oral cancer Mann swallowing function scale score;System Usability Scale score;, INCLUSION CRITERIA: 1. Age >= 18 years old; 2. Pathologically diagnosed with tongue squamous cell carcinoma; 3. Scheduled to undergo tongue mass resection + free flap repair surgery, with the tongue resection area approximately 1/2 - 3/4; 4. No cognitive impairment, with a Mini-Mental State Examination (MMSE) score >= 27 points; 5. Karnofsky Performance Status (KPS) score > 60 points, able to maintain a sitting position for more than 25 minutes; 6. Able to proficiently use a smartphone; 7. Provide informed consent to participate in this study.