The circumflex fibular artery (circumflex fibular branch, circumflex branch of posterior tibial artery, or circumflex peroneal branch of posterior tibial artery) is a branch of the posterior tibial artery which supplies blood to the knee.

[1] The artery branch of the anterior tibial artery, at its initial (or superior) segment, winds around the neck of the fibula and joins patellar network.

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