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Chinese Journal of Microsurgery ; (6): 564-567, 2017.
Article in Chinese | WPRIM | ID: wpr-665749

ABSTRACT

Objective To provide anatomical information and clinical application of periosteal perforator bone-skin flap of proximal lateral tibia. Methods From March, 2015 to March, 2017, 15 fresh cadavers who underwent injected with imaging technology and dissected with layer by layer. The origins, branches, distribution and anastomosis of periosteal perforator vessels in the proximal lateral tibial were observed. Sixteen patients of composite tissue defect in hands and feet were repaired with the method of free transplantation of this flap from March, 2015 to March, 2017. Injured area was from 3.0 cm × 0.8 cm to 6.0 cm × 5.5 cm. Bony defect size was from 1.7 cm × 1.5 cm × 1.0 cm to 5.0 cm × 1.0 cm × 1.0 cm. The bone-skin flap size ranged respectively from 3.0 cm × 0.8 cm to 6.0 cm × 5.5 cm and 1.6 cm ×1.0 cm × 0.8 cm to 5.0 cm×1.0 cm × 1.0 cm. Postoperative followed-up was done termly. Results The diameter and superficial length of the main perforators respectively were 0.5 to 1.2 mm and from 2.5 to 4.3 cm. The followed-up time was from 6 to 24 months in 14 cases, with the results of the bone-skin flaps presented favourable contours and good functions. The healing time of bone flap was 2 to 4 months. The function of shank was normal. Conclusion The periosteal perforator of proximal lateral tibia has favourable appearance, constant vascular pedi-cle, reliable blood supply and large diameter. The free transplantation of this flap offers a satisfactory alternative for repairing the small and medium-sized area of composite tissue defects of hands and feet.

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