转自：科技日报 "在推进救助的过程中，我们发现部分孩子在手术后，如果不进行系统的语音治疗，容易出现发不出 音、发音含糊、发出怪音的情况，且随着时间推移，矫正难度会越来越大。"字节跳动公益唇腭裂项目 相关负责人说。而且，由于医疗资源供给不足、分配不均，以及家庭训练的依从性差，西部地区及偏远 城市孩子几乎没法获得良好稳定的语言治疗资源。 常见的儿童先天畸形——唇腭裂，不仅影响颜值，还造成儿童发音困难。近日，四川大学华西口腔医院 和字节跳动公益平台宣布，后者开发的小程序"光合愈言"，能够用于唇腭裂患儿语言康复测、学、练， 有效帮助唇腭裂患儿矫正语音。自今年8月上线以来，这款小程序AI（人工智能）语音测评功能已在四 川大学华西口腔医院及4家唇腭裂重点合作机构投入使用，已有2596个孩子正在借助它进行康复训练。 唇腭裂是口腔颌面部最常见的先天性畸形，平均每700个新生儿中就有1个患唇腭裂，全国每年大约有 1.5万—3万名唇腭裂新生患儿。字节跳动公益平台联合中国人口福利基金会等单位，从2023年起对唇腭 裂患儿实施救助支持，截至2025年11月累计筹款5993万元，帮助4392名患者完成了唇腭裂手术，在西 藏、新疆、贵州 ...

Core Insights - The AI speech rehabilitation mini-program "Guanghe Yuyan" has been launched to provide free home-based speech therapy support for children with cleft palates [2][3] - The program is a collaboration between ByteDance Public Welfare and West China Hospital's Cleft Lip and Palate Surgery Department, with technical support from Volcano Engine [2] - The initiative aims to address the shortage of speech therapists in China, particularly in remote areas, by enabling parents to guide their children through free training at home [2] Group 1 - "Guanghe Yuyan" is part of the "Douyin Cleft Lip and Palate Care Action," which started on November 7, 2023, and has helped over 4,000 children with cleft palates complete corrective surgeries by September 2025 [2] - The program includes an AI voice assessment feature that was first launched on August 20, allowing users to generate assessment reports and identify pronunciation issues [3] - The mini-program is currently in use at West China Hospital and four key partner institutions specializing in cleft lip and palate treatment [3]