Kinetic Energy Dissipation Pathways in Japanese Kendo Shinai Bamboo Construction and Impact Biomechanics

日本剑道竹刀构造中的动能耗散路径与冲击生物力学

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Shinai bamboo slats are heat-treated and laminated to create graded stiffness profiles that channel impact energy away from the wielder’s wrist joint during full-contact strikes.
High-speed motion capture reveals that optimal shinai flexion absorbs 63% of incoming kinetic energy before transfer to the tsuba guard and hand interface.

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