赤木 亮太
生命科学科 (システム理工学部)
助教
■専門分野
バイオメカニクス、運動生理学、トレーニング科学
■研究の内容
■研究室分野キーワード
■関連業種
ヒトの身体運動は、筋が収縮し、腱を介して骨を動かし、関節運動を引き起こすことで発現します。それ故、ヒトの筋や腱を一つの材料として捉え、それらの特性を明らかにすることは、ヒトの身体運動を理解する上で重要です。本研究室では、超音波診断装置、MRI装置等を用いたヒト生体の筋腱の実測を通じて、ヒトの身体運動に対する理解を深め、人工筋肉や義肢装、の開発等に役立つ知見の獲得を目指します。
バイオ・生命科学・福祉機器
医療、福祉
■教員研究テーマ
①筋硬度が身体運動に及ぼす影響②筋力比と筋サイズ比からみた障害予防
■研究室テーマ
①ストレッチングが筋硬度に及ぼす効果②筋硬度と血流の関係―腰痛に着目して―③骨格筋モデルの構築
■相談可能な分野
■研究室のスタンス
体力測定
スポーツ科学
健康科学
■主な論文
  • Comparison between neck and shoulder stiffness determined by shear wave ultrasound elastography and a muscle hardness meter.(2015/08 Ultrasound Med Biol)
  • Determination of contraction-induced changes in elbow flexor cross-ectional area for evaluating muscle size-strength relationship during contraction.(2015/06 J Strength Cond Res)
  • The contraction-induced increase in Achilles tendon moment arm: a three-dimensional study.(2014/08 J Biomech)
  • Relationship of pectoralis major muscle size with bench press and bench throw performances.(2013/10 J Strength Cond Res)
  • Measurement of muscle architecture concurrently with muscle hardness using ultrasound strain elastography(2013/10 Acta Radiol)
  • Validity of ultrasound muscle thickness measurements for predicting leg skeletal muscle mass in healthy Japanese middle-aged and older individuals.(2013/09 J Physiol Anthropol)
  • Applicability of ultrasound muscle thickness measurements for predicting fat-free mass in elderly population(2013/09 J Nutr Health Aging)
  • Effect of a 5-week static stretching program on hardness of the gastrocnemius muscle.(2013/08 Scand J Med Sci Sports)
  • Strength and size ratios between reciprocal muscle groups in the thigh and lower leg of male collegiate soccer players.(2013/07 Clin Physiol Funct Imaging)
  • Acute effect of static stretching on hardness of the gastrocnemius muscle(2013/07 Med Sci Sports Exerc)
  • Association between contraction-induced increases in elbow flexor muscle thickness and distal biceps brachii tendon moment arm depends on the muscle thickness measurement site(2013/05 J Appl Biomech)
  • Sex difference in strength and size ratios between reciprocal muscle groups in the lower leg.(2013/05 Int J Sports Med)
  • Calculation of force and power during bench throws using a smith machine: the importance of considering the effect of counterweights(2013/03 Int J Sports Med)
  • Reliability and Validity of Quantifying Absolute Muscle Hardness Using Ultrasound Elastography(2012/09 PLoS One)
  • Muscle strength and size balances between reciprocal muscle groups in the thigh and lower leg for young men(2012/05 Int J Sports Med)
  • Relationships between muscle size and hardness of the medial gastrocnemius at different ankle joint angles in young men(2012/04 Acta Radiol)
  • In vivo measurements of moment arm lengths of three elbow flexors at rest and during isometric contractions(2012/02 J Appl Biomech)
  • In vivo determination of the Achilles tendon moment arm in three-dimensions(2012/01 J Biomech)
  • Triceps surae muscle-tendon unit length changes as a function of ankle joint angles and contraction levels: The effect of foot arch deformation(2011/09 J Biomech)
  • Methodological issues related to thickness-based muscle size evaluation(2011/08 J Physiol Anthropol)
  • Size-strength relationships of the elbow flexors and extensors are not affected by age or gender(2011/06 Eur J Sport Sci)
  • Longitudinal and transverse deformation of human Achilles tendon induced by isometric plantar flexion at different intensities(2011/06 J Appl Physiol)
  • 肘関節屈筋群の新たな筋横断面積指標の確立(2010/07 バイオメカニズム)
  • 等尺性足関節底屈トルク発揮に伴う足アーチの開裂および踵骨隆起の変位(2010/03 東京体育学研究)
  • 肘関節屈曲筋群および伸展筋群の直列サルコメア数の推定(2010/03 東京体育学研究)
  • Development of an equation to predict muscle volume of elbow flexors for men and women with a wide range of age(2010/03 Eur J Appl Physiol)
  • Muscle volume compared to cross-sectional area is more appropriate for evaluating muscle strength in young and elderly individuals(2009/09 Age Ageing)
  • Relationships between muscle strength and indices of muscle cross-sectional area determined during maximal voluntary contraction in middle-aged and elderly individuals(2009/07 J Strength Cond Res)
  • Sit-to-stand test to evaluate knee extensor muscle size and strength of the elderly: A novel approach.(2009/06 J Physiol Anthropol)
  • 視覚フィードバックを伴う最大随意収縮が筋活動及び筋横断面積あたりの筋力に及ぼす影響(2009/04 スポーツ科学研究)
  • Establishing a new index of muscle cross-sectional area and its relationship with isometric muscle strength(2008/01 J Strength Cond Res)
  • 筋厚と形態計測値の組み合わせによる筋形状指標の有効性(2005/04 スポーツ科学研究)