軸式皮瓣(axial pattern flap)的血液循環來自:
皮動脈及靜脈(cutaneous artery and vein)
只靠組織液之滲透供應其所需之營養
靠肌肉之血管(myocutaneous perforators)
只靠真皮之微血管(subdermal plexus)