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Copy of Biomechanics

Round house kick

Darrell Schenk

on 23 April 2013

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Transcript of Copy of Biomechanics

Roundhouse Kick
The roundhouse kick (Dolrya Chagi) is a kick executed by using your torso, abdomen, hip, knee, foot, and toes. This is the most common kick used in martial arts and can be placed anywhere on your opponent's body. overveiw Phase 1: The Stance Phase 2: Knee lift & hip rotation Phase 3: Leg Extension Phase 4: The Finish IMPROPER TECHNIQUES: COMBAT STANCE:

-ready position (Naranhi seogi)

-back stance (Dwitkubi) ANATOMICAL ANALYSIS FOR PHASE I: 90˚ Knee Lift

160˚ to 170˚ Supporting Leg/Foot Rotation

Hip Rotation & Parallel Kicking Leg ANATOMICAL ANALYSIS OF PHASE 2: Coxal/Hip ball & socket Gluteus maximus, medius hip extension &
Biceps femoris hip abduction
Erector spinae

Tibiofemoral hinge Gracilis knee flexion
Biceps femoris

Talocrural/ankle hinge Flexor hallucis longus plantar flexion
Flexor digitorum longus
Tibialis posterior
Plantaris Leg Extension
-required level
-target area
-maximal power ANATOMICAL ANALYSIS OF PHASE 3: Tibiofemoral hinge rectus femoris knee extension
vastus medialis
vastus intermedius
vastus lateralis Follow through ANATOMICAL ANALYSIS OF PHASE 4: Coxal/Hip ball & socket Gluteus maximus hip extension
Biceps femoris
Erector spinae
Adductor group hip abduction
Gluteus medius
Tensor fascia lata

Tibiofemoral hinge Gracilis knee flexion
Biceps femoris

Acetabulofemoral ball & socket Psoas major, piriformis lateral rotation
Illiopsoas, illiacus hip flexion JOINT TYPE PRIMARY MOVERS ACTION Humeroulnar hinge brachialis flexion elbow
biceps brachii

Humeroulnar condyloid pronator quadratus pronation forearm
Humeroradial pronator teres
Proximal radioulnar articulation gliding
Distal radioulnar articulation

Metacarpophalangeal condyloid flexor digitorum profundus, superficialis flexion fingers
flexor digiti minimi

Interphalangeal condyloid abductor digiti minimi flexion fingers

Carpometacarpal saddle opponens pollicis opposition thumb
abductor pollicis brevis
flexor pollicis brevis, longus
adductor pollicis

Acetabulofemoral ball & socket psoas major, piriformis lateral rotation
illiopsoas, illiacus hip flexion

Tibiofemoral hinge semimembranosus flexion knee
biceps femoris long head, short head
gracilis Skill Description This skill is multiplaner and multiaxial • Ready stance (naranhi seogi)
• Back stance (dwitkubi)
• 90˚ knee lift (muleup lipeuteu)
• Supporting leg placement (bal hoejeon)
• Hip rotation (eongdeong-I hoejeon)
• Parallel leg (byeonglyeol dali)
• Leg extension (dalileul hwagjang)
• Finish (kkeut) Return to midline YES NO YES NO INJURIES: INTERNAL EXTERNAL REFERENCES: (2008, April 28). Retrieved from Livestrong.com: Livestron.com/article/202684-hip- flexor-injury-symptoms/

Dr Norman Link, L. C. (2011). The Anatomy of Martial Arts an Illustrated Guide To The Muscles. In L. C. Dr Norman Link, The Anatomy of Martial Arts an Illustrated Guide To The Muscles (p. 136). Berkeley: Ulysses Press.

Kang Ikpil, S. N. (1997). The Explanation of Official Taekwondo Poomsae. In S. N. Kang Ikpil, The Explanation of Official Taekwondo Poomsae (p. 238). Korea: Sang-a .

Ogren, K. R. (2009, July). Retrieved from ChicagoNow.com: chicagonow.com/pow-mixed-martial-arts/2009/07/common-injuries-in-the-martial-art

Savoie, G. R. (2010). Taekwondo A Technical Manual. In G. R. Savoie, Taekwondo A Technical Manual (p. 166). Canada: Blue Snake Books.

Savoie, G. R. (2011). Taekwondo: The Illustrated Guide. In G. R. Savoie, Taekwondo: The Illustrated Guide (p. 284). Canada: Blue Snakes.

Valentim, C. (2012, Aug 18). Retrieved from Cesar Valentim Tae Kwon Do: tkd.cesarvalentim.com/team-announcments/taekwondoinjuries QUESTIONS Age Training program
Gender Local training
Physique Training environment

Ruptures of ligaments Contusions
Fractures Lesions
Tendonitis Concussions
Sprains REHAB: by Darrell Schenk
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