Recontraction by the microdissected thin fibular skin flap of the great toe for soft tissue defects of the finger / 中华显微外科杂志

ABSTRACT

Objective To investigate the therapeutic effect of the microdissected thin fibular skin flap of the great toe to repair the finger pulp defect,and to discuss the operation and outcome of the flap for finger pulp defect.Methods From September,2012 to January,2016,12 cases of finger pulp defect were treated with the thin fibular skin flap of great toe removed partially subcutaneous fat under the microscope.One case for index finger,3 cases for middle finger,4 cases for ring finger,and 4 cases for little finger.Among them,5 cases were crush injury,6 cases were stamping injury,1 case was avulsion injury.The flap area was 3.0 cm×1.5 cm-3.2 cm×2.2 cm.The donor site was closed directly or covered with flap.Results All the 12 flaps survived completely without blood supply crisis,and the primary healing was achieved in donor site.Ten cases were followed-up from 6 months to 36 months.The blood-supply,texture and elasticity of transferred flaps and the shape of fingers pulp were excellent.Function recovery of the fingers was good.Pain and temperature sense were regained without hypersensitivity,two-point discrimination of finger pulp was 5-8 mm.Conclusion It is a reliable approrach for the repare of the finger pulp defects using the microdissected thin fibular skin flap of the great toe,especillay in repare finger pulp defect of ring and little finger.