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用腹部保留真皮下血管网及脂肪隔内的皮下血管网的薄皮瓣修复8例深度烧伤或电损伤后小儿手部软组织严重挛缩畸形。皮瓣最大面积10cm×6cm,长宽比1.5~2.5∶1,术后7~10天断蒂,皮瓣全部存活,功能、形态满意。去除大部分皮下脂肪颗粒,保留皮下主要血管网,既保存了皮瓣的血供通道,又减少了皮瓣耗氧组织,并消除皮瓣与受区血管网间的“障碍”,以促进互相间的快速丰富的血管吻合,保证了薄皮瓣有效血供及提早断蒂。皮瓣远端加压大于近端的“梯度”加压包扎,使血管网间紧密相贴,促进皮瓣静脉回流,减少瘀血,也保证了提早断蒂后皮瓣存活。
Eight cases of severe soft tissue contracture deformity in the hands were repaired with the thin flap of the subdermal vascular network and the subcutaneous vascular network of fat septum in the abdomen. The largest flap area of 10cm × 6cm, aspect ratio of 1.5 to 2.5: 1, 7 to 10 days after the pedicle, flap all survive, function, morphology satisfactory. Removal of most of the subcutaneous fat particles, retaining the main subcutaneous vascular network, not only preserved the flap of the blood supply channel, but also reduce the flap oxygen tissue and eliminate the flap and the affected area of vascular network “barrier” to promote each other Between the fast and rich vascular anastomosis, to ensure the effective blood supply of thin flaps and early pedicle. The flap distal pressure is greater than the proximal “gradient” pressure bandaging, the close contact between the vascular network, and promote flap venous return, reduce blood stasis, but also to ensure that the early flap pedicle survival.