核心稳定性的训练.ppt

核心稳定性训练;;;核心稳定力量训练对射箭运动员固势-撒放阶段稳定性影响的研究;;Leetun, Lloyd Ireland et al: Core Stability Measures as Risk Factors for LE in Athletes:Med Sci Sports Ex 04;;;核心训练的重要性;什么是核心？;Core;核心肌及其主要功能;The “Core” is the unit responsible for proper posture and is the structural beginning and ending point for all movement.;Core Stabilization;主动肌肉亚系统; Categorization Lumbar, Hip Abdominal muscles=CORE Bergmark 1989; Local and Global Muscles;Transverse Abdominus- Local Core Muscle;Abdominal Muscles Transverse Abd. Rectus Local and Global;Core Strength Versus Stability;;Dynamic Stabilizers – Control Movement;Low Back Pain ;Multifidus Thickest at L4, L5 – S1 where anterior shear forces are greatest.L4-5 contributes 67% of segmental stiffness generated by lumbar muscles(Porterfield DeRosa, 1991);What Do We See?;What Do We See?;Mooney 1998 – 8 week 16 session exercise program Multifidus strength increased an average 65% with resolution of Low Back Pain ;Multifidus Trans Abd work in coordination to stabilize the torso several millisec before UE and LE functional activities - Hodges Richardson 1998;External Oblique;Internal Oblique;Psoas Major;Find iliac crest Location of L4-5 interspace Pelvic Position Norm: 15- 20° angle made between the horizontal and line crossing ASIS and PSIS; APT: if 15- 20°;Testing Muscle Endurance  Local-Quadratus Global-Back extensors and Abdominals;Mean Endurance Times(sec) and Ratios Normalized to Extensors;;俯桥测试;Assessment of Quadratus Lumborum Local Core Muscle95% of muscle activation is an Isometric ContractionSide bridge – McGill Optimal Exercise ;Assessment of Global Hip Local Spinal MusclesModified Leg Loading Test:;EMG Analysis of Core Trunk, Hip, and Thigh Muscles During 9 Rehab Exercises;EMG Activity of Longissimus Thoracis, Lumbar Multifidus, External Obliques and Rectus Abd;Pelvic Myofascial System;Testing Global Hip/Pelvis Muscles;Leg Drop Test-Posterior fiber of Gluteus Medius;Muscle Imbalances Etiology of Patella Femoral Pain,