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The Biomechanical Effects of Depth Jump Training on The Vertical Jump

深跳訓練對垂直跳的運動力學影響

摘要


本研究的目的是進一步了解深跳訓練對垂直跳能力影響的機轉。十六位男性受試者被指派至兩組接受為期六週的訓練,其中一組的深跳訓練高度是固定的,另外一組的訓練高度則是隨訓練期而有所不同的高度。這些受試者分別在訓練前、訓練期中及訓練後接受垂直跳的測驗,當這些受試者跳垂直跳時,必須手抱胸並且盡最大的努力去執行。電視攝影機及測力板則是用來記錄執行整個垂直跳的過程,並且用人體肢體連結模型來計算臀、膝及踝關節產生的最大關節力距、最大爆發力及功。其結果顯示雖然兩組的垂直跳高度經過六週訓練後都有顯著的增加,但在進一步的分析時發現在這兩組的臀及膝關節上無論是最大力距、最大爆發力或是功皆無顯著的增加,不過兩組的踝關節的最大爆發力及功則有顯著增加。

關鍵字

生物力學 垂直跳 爆發力 深跳

並列摘要


The purpose of this study was to gain more insight into the mechanisms of depth jump training in vertical jump performance. Sixteen subjects were assigned to one of 2 groups. One group was trained with a fixed dropping height and another group was trained with a varied dropping height twice a week for 6 weeks. The subjects executed three maximal vertical jumps at the beginning, at the midpoint and after the training period. While subjects executed the maximal vertical jump with their arms across the chest on a force platform, a videocamera was used to record the activity. Simultaneously, the ground reaction force was recorded. A link segment model was used to compute the peak joint moment, power, and work produced at each joint. The vertical jump height was increased after 6 weeks of training on both training groups. No difference was found between the two training groups. In the further analysis of biomechanical variables, no difference in peak joint moment, power or work done by the hip and knee was found. However, after 6 weeks of training, an increase was found in the peak muscle power and work done at the ankle joint on both training groups.

並列關鍵字

Biomechanics Vertical jump Power Depth jump.

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