{"id":1172,"slug":"效果能维持多久-是不是做一次就永久了","question":"效果能维持多久？是不是做一次就永久了？","intent":"informational","language":"zh","url":"https://worldwiki.io/q/效果能维持多久-是不是做一次就永久了","entity":{"slug":"svf-assisted-fat-grafting","name":"SVF-assisted Fat Grafting","url":"https://worldwiki.io/entity/svf-assisted-fat-grafting"},"answer":{"short_answer":"本条目引用的研究不支持“永久”这一说法。最早的Yoshimura 2008年研究最长随访42个月 [3]；乳房相关系统评价的随访区间为6–42个月 [6]；2026年荟萃分析的平均随访为16.2个月 [4]。也就是说，目前公开证据最多覆盖到三年多，更长期的维持情况没有数据。","detailed_answer":null,"format":"paragraph","confidence":75,"verified_at":null,"updated_at":"2026-09-20 17:11:10"},"sources":[{"id":152,"title":"Cell-Assisted Lipotransfer for Cosmetic Breast Augmentation: Supportive Use of Adipose-Derived Stem/Stromal Cells, Yoshimura K et al.","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC2175019/","publisher":"Aesthetic Plastic Surgery","type":"journal","accessed_at":"2026-09-18 18:01:10"},{"id":255,"title":"Clinical Efficacy of Adipose-Derived Stem Cell-Enriched Lipotransfer Versus Conventional Fat Grafting: A Systematic Review and Meta-Analysis","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13090857/","publisher":"Cureus, via PubMed Central","type":"journal","accessed_at":"2026-09-19 18:00:25"},{"id":278,"title":"Cell assisted lipotransfer in breast augmentation and reconstruction: A systematic review of safety, efficacy, use of patient reported outcomes and study quality","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC5193151/","publisher":"JPRAS Open via PubMed Central","type":"journal","accessed_at":"2026-09-19 18:00:41"}],"published_at":"2026-09-20 08:11:10"}