【正文】
功能 ? 潤滑和營養(yǎng)關節(jié) movements of meniscus ? Both menisci distorted and moved posteriorly during knee flexion and anteriorly during knee extension ? In rotation, both menisci follow the motions of the femoral condyles ? Movements significantly greater in weightbearing conditions 血供與神經(jīng) ?半月板內(nèi) 2/3無 ?外 1/3有部分血供且含纖維組織 ?通常認為支配半月板的神經(jīng)很少,所以當它受損時不引起疼痛或僅有微痛,除非髁間韌帶也受損。 ?然而 Gray報道半月板的外 2/3有神經(jīng)支配,且其前后角均有良好的神經(jīng)支配。 穩(wěn)定性 ?外側半月板與脛骨的附著不如內(nèi)側半月板牢固,因此其不宜受到損傷。 ?墻上