Methods Six osteosarcoma specimens were eroded by using blendable hypochlorous reagent to obtain a blood vessel cast of osteosacoma and observe the morphological characteristics of the vessel cast.

• 方法应用次氯酸钠溶液混合腐蚀法对6例骨肉瘤截肢标本进行腐蚀，制作骨肉瘤血管铸型标本，分析其血管形态特点。