{"id":1177,"slug":"机构说的-svf-脂肪胶-svf-gel-纳米脂肪-活性脂肪-是同一个东西吗","question":"机构说的 SVF、脂肪胶（SVF-gel）、纳米脂肪、活性脂肪，是同一个东西吗？","intent":"comparison","language":"zh","url":"https://worldwiki.io/q/机构说的-svf-脂肪胶-svf-gel-纳米脂肪-活性脂肪-是同一个东西吗","entity":{"slug":"stromal-vascular-fraction","name":"Stromal Vascular Fraction","url":"https://worldwiki.io/entity/stromal-vascular-fraction"},"answer":{"short_answer":"本页依据的资料只对 SVF 给出定义：脂肪经酶消化或机械／超声处理、去除成熟脂肪细胞后得到的异质性细胞组分。脂肪胶、纳米脂肪、活性脂肪等国内常见商品化说法，这些来源没有定义，因此无法据此判断它们与 SVF 是否等同。这类名称多为机构自定，不同医院所指可能不同。请让对方用书面方式说明处理步骤，而不是只给一个商品名。","detailed_answer":"<p>能从公开资料确认的只有 SVF 的定义与制备逻辑：来源是抽脂获得的脂肪组织；处理方式为酶消化或机械／超声处理；成熟脂肪细胞被去除；结果是含基质／干细胞、内皮细胞、周细胞、免疫细胞的混合物；不做培养扩增。</p><p>“脂肪胶”“纳米脂肪”“活性脂肪”属于市场上的叫法，本页来源中没有对应定义，无法核实其与 SVF 的关系。遇到这些名词时，请把问题落到工艺上：<strong>是否去除了成熟脂肪细胞？用酶还是机械／超声？是否经过体外培养？最终注射的是细胞悬液还是脂肪组织？</strong> 这四个答案能区分绝大多数命名差异。</p>","format":"paragraph","confidence":55,"verified_at":null,"updated_at":"2026-09-20 17:11:10"},"sources":[{"id":20,"title":"Safety profile of autologous adipose-derived stromal vascular fraction in clinical use: an exhaustive literature review","url":"https://pubmed.ncbi.nlm.nih.gov/41618435/","publisher":"Stem Cell Research & Therapy (2026)","type":"academic","accessed_at":"2026-09-19 18:01:00"},{"id":14,"title":"ISSCR Guidelines for Stem Cell Research and Clinical Translation","url":"https://www.isscr.org/guidelines","publisher":"International Society for Stem Cell Research","type":"organization","accessed_at":"2026-09-19 18:01:07"}],"published_at":"2026-09-20 08:11:10"}