肱骨髁上骨折是指肱骨髁上2～3cm处的骨折,多见于3～12岁儿童,尤其是5～8岁的儿童,成年人或老年人亦可发生,多为肱骨髁间骨折,但较少见。临床上男性多于女性,左侧多于右侧,是小儿肘部最常见的损伤之一[1]。其中占肘部骨折的30%～40%,四肢骨折的3%～7%。按其受伤机制可分为屈曲 Fractures of the humerus supracondylar fractures are 2 to 3cm at the fracture, more common in children aged 3 to 12, especially children aged 5 to 8 years, adults or the elderly may also occur, mostly humeral intercondylar fractures, but Less common. More men than women clinically, left more than the right side of the elbow in children is one of the most common injuries [1]. Which accounts for 30% to 40% of elbow fractures, limb fractures of 3% to 7%. According to the mechanism of injury can be divided into buckling