Context: The abdominal-bracing maneuver, a volitional preemptive abdominal contraction (VPAC) strategy, is commonly used during resisted shoulder exercises. How VPAC affects shoulder-muscle function during resisted shoulder exercise is unknown.Scott, RamonicaYang, Hyung SukJames, C. RogerSawyer, ...
骨小梁简述 骨小梁金属 概述 BruceZhao 钽金属 •一种纯粹的金属元素,原子序号73.•坚强、有延展性•钽、铌、锆和钛是四种生物相容性 最好的元素.•钽是所有元素中生物相容性最好的.骨小梁金属材料知识 •临床应用:–可追溯到上世纪四十年代–钽粉末曾用来做放射性标记–钽也被用来做弹性支架、血管夹...
Gluteus Medius abducts the hip joint, the anterior (frontal) fibers contribute to hip flexion and hip internal rotation and the posterior fibers aid hip extension and external rotation. It helps prevent the opposite side of the pelvis from dropping during the stance phase of gait and pays a vi...