在日本双脚的双脚上,在没有障碍和有障碍的情况下跳跃时,不同的腿和干部操作
Reinhard Blickhan1, Emanuel Andrada2, Eishi Hirasaki3
1Science of Motion, Friedrich-Schiller-University, Jena, Germany.
概括
使用独特的跳跃步态来实现快速的双脚移动和冲. 这项研究揭示了明确的腿部和干运动,前腿和脚在跳跃期间产生动力的关键作用.
科学领域:
- 灵长类动物的移动方式
- 生物力学 生物力学
- 比较解剖学的比较解剖学.
背景情况:
- 在更高的速度时表现出独特的双脚运动模式.
- 单边跳跃 (跳) 优先于其他步态.
- 在跨越障碍物时保持这种步态.
研究的目的:
- 为了研究跳跃期间的腿部和干部关节旋转.
- 为了分析双脚跳跃期间的腿关节时刻.
- 为了澄清双脚的不同腿部和干操作.
主要方法:
- 腿部和干部关节旋转的运动分析.
- 腿部关节时刻的动态分析.
- 在实验轨道上观察的运动.
主要成果:
- 在部的前腿在起飞时显示出更大的旋转和延伸,与后腿相比.
- 膝关节吸收能量,而脚关节在每个步骤中产生工作.
- 干表现出最小的不对称性,但障碍增加了不对称性,并导致半弹性膝盖使用.
结论:
- 利用专门的腿部和干部机械来有效地跳跃.
- 前腿,特别是部和脚,对于发电至关重要.
- 阻碍施加不对称的要求,改变干部和领先的膝盖功能.
更多相关视频
08:26Comparative Analysis of Lower Limb Kinematics between the Initial and Terminal Phase of 5km Treadmill Running
Published on: July 17, 2020
6.1K
08:24Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb
Published on: August 30, 2016
10.2K
相关概念视频
01:16Hydraulic Jump: Problem Solving
61
To analyze a hydraulic jump in a rectangular channel with a flow speed of 6 meters per second, follow these steps:Calculate Effective Upstream Velocity:When the downstream gate closes, a hydraulic jump forms, traveling upstream at 2 meters per second. This wave speed combines with the initial channel flow velocity, creating an effective upstream velocity.Identify Flow Velocities Before and After the Hydraulic Jump:Upstream of the hydraulic jump, the effective flow velocity includes both the...
61
01:23Muscles that Move the Leg
1.7K
The movement of the legs is facilitated by numerous muscles located within the anterior, medial, and posterior compartments of the thigh.
Anterior Compartment
The quadriceps femoris, the most visible muscle of the anterior compartment, is integral for leg extension and thigh flexion. It is formed by merging four distinct muscles — the vastus lateralis, vastus medialis, vastus intermedius, and rectus femoris. The quadriceps tendon, a shared tendon of the four quadriceps muscles, is affixed...
Anterior Compartment
The quadriceps femoris, the most visible muscle of the anterior compartment, is integral for leg extension and thigh flexion. It is formed by merging four distinct muscles — the vastus lateralis, vastus medialis, vastus intermedius, and rectus femoris. The quadriceps tendon, a shared tendon of the four quadriceps muscles, is affixed...
1.7K
01:16Bones of the Lower Limb: Femur and Patella
2.5K
The femur is the body's longest and strongest bone spanning the thigh region. Its head articulates with the acetabulum of the hip bone to form the hip joint. A minor indentation on the medial side of the femoral head, called the fovea capitis, serves as the site of attachment for the ligament of the head of the femur. This weak ligament spans the femur and acetabulum and supports the hip joint. The narrowed region below the head is the neck of the femur. The inclination angle between the...
2.5K
01:28Muscles of the Leg that Move the Foot and Toes
1.4K
The human leg comprises an intricate system of muscles that facilitate the movement of feet and toes. Within this system, the muscles are categorized into the anterior, lateral, and posterior compartments, each with a unique set of muscles carrying out specific functions.
Anterior Compartment
The anterior compartment includes muscles that contribute to the dorsiflexion of the foot. This compartment houses the tibialis anterior, extensor hallucis longus, and extensor digitorum longus muscles....
Anterior Compartment
The anterior compartment includes muscles that contribute to the dorsiflexion of the foot. This compartment houses the tibialis anterior, extensor hallucis longus, and extensor digitorum longus muscles....
1.4K