Development of Hand Skills 0890028 Contents 1 Definition

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Development of Hand Skills 0890028 최 승

Development of Hand Skills 0890028 최 승

Contents 1. Definition 2. Component of hand skills 3. Contribution of other performance components

Contents 1. Definition 2. Component of hand skills 3. Contribution of other performance components to hand skills 4. Motor and physical factors 5. General developmental considerations 6. Development of hand skills 7. General motor problems that affect hand skills 8. Analysis of hand skill problems 9. Hand skills evaluation 10. Guideline for interventions

Components of hand skills

Components of hand skills

R ea c h Gr a s p Ca r r y Vo l

R ea c h Gr a s p Ca r r y Vo l u n t a r y R e l e a s e In-hand manipulation Hand Skill Bi l a t e r a l h a n d u s e

Contribution of other performance components to hand skills

Contribution of other performance components to hand skills

Sensory functions - visual skills ■ - somatosensory function - sensory integration - visual

Sensory functions - visual skills ■ - somatosensory function - sensory integration - visual perception and cognition ■ Context factors - social factors - cultural factors

Motor and physical factors

Motor and physical factors

■ Function of joint & bone - Integrity of the hand - Range of

■ Function of joint & bone - Integrity of the hand - Range of motion(ROM) ■ Muscle function - Strength - Muscle Tone

Generation developmental consideration

Generation developmental consideration

Development of hand skills

Development of hand skills

R ea c h - Asymmetric pattern midline dissociated movement - Mature reaching :

R ea c h - Asymmetric pattern midline dissociated movement - Mature reaching : sustained trunk extension & slight rotation

Gr a s p - Hook grasp - Spherical grasp - Power grasp -

Gr a s p - Hook grasp - Spherical grasp - Power grasp - Cylindrical grasp - Lateral pinch - Disk grasp - Tip pinch - Three-jaw chuck

■ Development of Grasp Patterns - Primitive Grasp : 0～ 1개월 - Scratching :

■ Development of Grasp Patterns - Primitive Grasp : 0～ 1개월 - Scratching : 3～ 4개월 - Crude Palmar Grasp: 4～ 5개월 - Palmar Grasp : 6개월 - Radial Palmar Grasp : 6～ 7개월 - Index Probing : 7～ 8개월 - Instinctive Grasp : 7～ 8개월 - Radial Distal Grasp : 8～ 9개월 - Inferior Pinch : 8～ 9개월 - Superior Pinch : 9～ 10개월 - Three-jaw Chuck : 9～ 10개월 - Fine Pinch Grasp : 11～ 12개월

■ Development of in-hand manipulation skill - 12 -15개월 : finger-to-palm translation - 18

■ Development of in-hand manipulation skill - 12 -15개월 : finger-to-palm translation - 18 -23개월 : shift - 2 -2. 5세 : palm-to-finger translation, simple rotation - 2. 5세-3세 : complex rotation 관찰되나 수월하지 않 음 - 3세-3. 5세 : in-hand manipulation skill이 숙달되어 감 - 4세 : 외적인 도움 없이 complex rotation 할 수 있으

General motor problem that affect hand skills

General motor problem that affect hand skills

Analysis of hand skill problems

Analysis of hand skill problems

Hand skills evaluation

Hand skills evaluation

Hand Function Test

Hand Function Test

■ Erhardt Developmental prehension Assessment(EDPA) 대상 : 쥐기는 신생아~15개월 , 그리기와 쓰기 기술은 1~6세

■ Erhardt Developmental prehension Assessment(EDPA) 대상 : 쥐기는 신생아~15개월 , 그리기와 쓰기 기술은 1~6세 아동을 평가 방법 : Involuntary armhand patter movement, Voluntary movement

Guideline for interventions

Guideline for interventions

THANK YOU

THANK YOU

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