PMC6742873_01
A wounddefectisatananterioraspectof leftknee, size about 8cm thatprimarysuture cannotbedone.
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F1
A primary suture cannot be done to close the wound due to the nature of the large wound (Fig. 1).
Skinincisionwas doneinthesartoriusalignment.
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F2
Then, the sartorius muscle was dissected (Figs. 2 and 3), and the proximal set of segmental vessels was identified and ligated.
The sartorius was dissectedfromproximal to distal part.
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F3
Then, the sartorius muscle was dissected (Figs. 2 and 3), and the proximal set of segmental vessels was identified and ligated.
Thesartorius was move dintosubcutaneoustunnelandused to providecoverageforthewounddefect.
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F4
Afterward, the sartorius was moved into subcutaneous tunnel and used to provide coverage for the wound defect (Fig. 4).
The musclef lapwas coveredwithfull-thickness skingraft.
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F5
Finally, we used the skin graft to cover over the muscle flap (Fig. 5).
Well-healed flap at 1 year postoperatively in the anterior and medial view.
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F6
At 1 year after surgery, his knee healed completely (Fig. 6).
The range of motion of the knee at postoperative 1 year.
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F7
The range of motion of the knee is also normal (Fig. 7).