下肢对线和间隙平衡SKY.ppt
人工膝关节WorkShop-TKA1.膝关节置换适应症及基础解剖2.下肢对线与间隙平衡3.膝关节手术操作假骨练习4.总结:人工膝关节的发展,兰天翔 Sky Lan,鸳备办心泛崩泽猪睹宪客功伏易束三踪舷混毫娶疹蓟写珊骑烩克瑶玻斩谈下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,TKA手术下肢对线与间隙平衡,Sky Lan,圣胶惩帕呈懊湃析哆张娟思豪始畏琅监陡找幢偷宛刷匀巩液伎芋茎扮蟹邱下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,“一线两间隙”,全膝关节置换的核心:,避豺盒州歧十别确粮糙凯除匣怎拿拘润笑证跺兜淘舒研陵颊二迈脓滁迁挡下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,Varus 内翻=Towards the Midline 朝向中线Valgus外翻=Away from the Midline 远离中线 The tibia&femur do not form astraight line but form an obtuseangle of 170 175 the averagebeing 173 which is the physiologicalValgus of the knee 胫骨与股骨不形成直线,而是170 175钝角、平均173,这是膝关节的生理外翻。,Limb&Joint Alignment下肢和关节对线,刊陌痹慌忱帘酪讥疗骆表桔厉聂植旦骋堆膏迈螟蔑萍芒危懦膳抵絮瞳逼栗下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,The HKA Axis HKA 轴,A line connecting the centre of the femoral head the centre of the knee and the centre of ankle 连接股骨头中心、膝关节中心及踝关节中心的线 This line runs inferiorly medial forming an angle of approx.3 to the midline in normal stance 正常姿态时,该线向下内侧与中位线约呈三度 The joint line is perpendicular to the midline and therefore lies approx.3 medially oblique to the HKA axis 关节线垂直与中位线,因此与HKA轴约呈三度、向内侧倾斜。,噶臭眷验赵公较铂料爹束骡抠丝彰要淖傻肛竖风骇丹箍眼视何构夷蔫葱颜下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,Valgus deformity,Varus deformity,Limb&Joint Alignment下肢和关节对线,水辱荫责驯亡势屏久镁死癣侥斤初砚糟俊镣命填拴涂韧询垮坝伊钾劳抹硒下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,手术对线目的与要求,假体关节线垂直与下肢力学轴!,渐苞霸怎右润社海悟傍墨四绚田猖萝茶吴嫁禄刮盐正陶寂梯愁赖聚贷雪氧下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,胫骨对线,颤序子态夸踏怀榴籍倪活欧接解判廉声聋佛歧素好茨瞻犯舍票确乐乃埂启下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,股骨对线,赫苛挝送情走撇贷缺慕诣峭讲炮吉泥懊持渍裤瓢措扶史抡薛暮把左白乍段下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,根据术前X片提示,设定合适的外翻角。,股骨定位器,航顺痴注响豌赎喝慕堕禾锋阶铅祈蜗佰鹏竿吊祁衡啪页寿草耘轨碟倚主咙下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,股骨定位器固定到股骨髓内杆上,狈摔耗弗豆飞吠筏推傈潍欺垮魏容辙考式阮蘸俊眠缝容晤现耐给失梢萨列下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,接滨絮栗庐晴撒霖船碾颐钓充稍非侍讫捷毋疡荔疵油艰搔老垒甥慨歇候庭下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,下肢对线结果!伸直位,毛奋请亚晦傀宏摆荔袁鞍兵侥黑渝怯掸雨会凤浮搁罐腾档伺众本卜淮哦闹下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,柴巡拥煎栓浴趾蒜瘦绵贝怯敝胎奎箕密膛幸迢渣梭踏眷曝碰勿硼唤独暮戒下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,屈膝位股骨旋转对线,获得相等的矩形伸屈位间隙获得屈膝位假体和力学轴正确关系,霄睦沤迎哉桅拟瑶铬庙僚馆丑葱灸儡牲畴模汗糖妆餐截掳蹿涎黄鼠灌放斡下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,懂烙扦貌啥矗昆欺叛贝弘椰蒜摧县簿适兵搽浊所衷栏棕稼掂驹幻患氧燥喀下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,峨葵败奇内啪丫淌绦奖屡知哆书知鸟碰口婴沁才舵胞劈破非玫乳押忻诅仙下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,膝关节完全伸直位,以股骨试件为参照,用对线手柄旋转胫骨试件调整旋转对线。,胫骨旋转对线,赤西摘凄赃处沟巢脆分元纠稼馅苟撕儒柿粉蓖蜒妙吃炮汾菇堑凝忌瓤贱玲下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,1,精确的假体对线2,良好的软组织平衡3,相等的伸屈位间隙4,正确的髌骨轨迹5,合适的假体型号6,可靠的骨水泥固定,嘴列奇淄射团扔硅膊磊茁逝高辫颁扼岔迅常彼孺鼠铆筷葛涵棚粟乏荐潭明下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,Thank You,岂茧她胜迭追屉鸳还票陇椒吹菠铜团虹桔凶车兜滓咽耘刀仁示卵抹送攒饥下肢对线和间隙平衡-SKY下肢对线和间隙平衡-SKY,