scholarly journals Comparing the Knee Joint Kinematic Parameters During Landing at Different Minutes of Soccer Game

2019 ◽  
pp. 2-13
Author(s):  
Abdolrasoul Daneshjoo ◽  
Maryam Mohseni
PLoS ONE ◽  
2020 ◽  
Vol 15 (5) ◽  
pp. e0233593 ◽  
Author(s):  
Jin Ju Kim ◽  
Han Cho ◽  
Yulhyun Park ◽  
Joonyoung Jang ◽  
Jung Woo Kim ◽  
...  

2012 ◽  
Vol 11 (3) ◽  
pp. 430-437 ◽  
Author(s):  
J. Sinclair ◽  
P. J. Taylor ◽  
C. J. Edmundson ◽  
D. Brooks ◽  
S. J. Hobbs

2014 ◽  
Vol 568-570 ◽  
pp. 1925-1929
Author(s):  
Ying Wang ◽  
Shuai Wang ◽  
Ji He Zhou

We made a 3D camera resolution on the elite Chinese weightlifting athlete Zhong Huang, with the three-dimensional analysis we gained the kinematic parameters and found the problem of his technique, thus provide some scientific basis for the weight-lift training. The results show that in the barbell lifting stage, the distance of Zhong Huang’s hand is 69.6cm, a narrow grip and the depth of pre squatting is small. In the force stage, the angle of knee joint is relatively large, full squatting distance prolonging the working distance. In the squat support stage Zhong Huang had a good flexion of the hip and knee, in line with the "straight, stable, shallow" pre squatting requirements. In the stand up stage, Zhong Huang lifted the barbell and stood fast, which explains he had a good effect of force. In the jerk stage, he had an over bent of knee.


2018 ◽  
Vol 60 ◽  
pp. 99-103 ◽  
Author(s):  
Yuhui Wen ◽  
Hongshi Huang ◽  
Yuanyuan Yu ◽  
Si Zhang ◽  
Jie Yang ◽  
...  

2000 ◽  
Vol 83 (6) ◽  
pp. 3323-3336 ◽  
Author(s):  
Andrew K. Tryba ◽  
Roy E. Ritzmann

Cockroaches were induced to walk or search for a foothold while they were tethered above a glass plate made slick with microtome oil. We combined kinematic analysis of leg joint movements with electromyographic (EMG) recordings from leg extensor muscles during tethered walking and searching to characterize these behaviors. The tethered preparation provides technical advantages for multi-joint kinematic and neural analysis. However, the behavioral relevance of the tethered preparation is an important issue. To address this issue, we evaluated the effects of tethering the animals by comparing kinematic parameters of tethered walking with similar data collected previously from cockroaches walking freely on a treadmill at the same speeds. No significant differences between tethered and treadmill walking were found for most joint kinematic parameters. In contrast, comparison of tethered walking and searching showed that the two behaviors can be distinguished by analysis of kinematics and electrical data. We combined analysis of joint kinematics and electromyograms to examine the change in multi-joint coordination during walking and searching. During searching, middle leg joints extended during swing rather than stance (i.e., walking) and the coordination of movements and extensor motor neuron activity at the coxa-trochanteral and femur tibia joints differed significantly during walking and searching. We also found that the pattern of myographic activity in the middle leg during searching was similar to that in the front legs during walking.


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