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膝关节解剖+.ppt

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膝关节解剖+.ppt
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Knee Anatomy Training,Knee Anatomy,Introduction 介绍 Very little bony stability 少的骨稳定 Behaves more like a round ball on flat surface运动主要是球在面上的滑动 Ligaments responsible for stability主要韧带稳定,Knee Anatomy,Looks simple, but most complex. 看似简单,最复杂的关节 More likely to be injured than any other joint in the body 人体中更易受伤的关节 Largest joint of the body, actually consisting of 4 joints人体大关结,有4个关节组成 Patellofemoral膑股关节, Lateral tibio femoral外侧胫股关节, Medial tibio femoral内侧胫股关节, Tibiofibular胫腓关节,Knee Anatomy,Basic Structures基本组织 Bones骨 Femur股骨, Tibia胫骨, Fibula腓骨, Patella 膑骨 Muscles/ Tendons 肌肉及肌腱 Quadriceps四头肌, Hamstrings, Calf muscles Ligaments 韧带 Medial collateral内侧副韧带, Lateral collateral外侧副韧带, Anterior cruciate前交叉, Posterior cruciate后交叉, Popliteal ligament, Retinaculum Cartilage软骨 Meniscus半月板, Articular cartilage 关节软骨 Bursae,Knee Bones,Bones Femur股骨 Large/long bone of the thigh 大长骨 Tibia 胫骨 Large bone of the lower leg. Fibula 腓骨 Small bone of the lower leg. Patella膑骨 “Knee Cap”,Knee Bones: Anterior View,Femur, Tibia, Patella,Patella,No Patella,Knee Bones: Function,Patella膑骨 Patellofemoral groove (front of the femur). Patella tracking can affect the overall function of the knee.膑骨沟,膑骨轨迹影响膝的功能,PatellaPatellar Groove,,,,Knee Bones: Lat/med Views,Femur, Tibia, Fibula, Patella,Lateral,Medial,Knee Bones: Posterior View,Femur, Tibia, Fibula,Primary Knee Ligaments主要的膝韧带,MCL Medial Collateral Lig.,LCL Lateral Collateral Lig.,,,Knee Ligaments,Medial and Lateral Collateral Ligaments help stabilize the knee by preventing Varus and Valgus forces内外侧副韧带 防止内外翻,Varus Towards the Midline,,,Valgus外翻 Towards the Outside,Valgus内翻 Towards the Outside,,,Knee Ligaments,,MCL,LCL,Cruciate Knee Ligaments (cruciate=cross)十字韧带,Anterior Cruciate Ligament前交叉韧带 Attaches anterior on the tibia & posterolateral on the femur附着于胫骨前部股骨后部 Prevents anterior movement of the tibia on the femur防止胫骨相对股骨的前移 Checks external rotation of the tibia in flexion曲屈时防止胫骨外旋,Anterior,,ACL,,Inferior,Superior,Posterior,,Knee: Cruciate Ligamen
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