NBCOT – Grasp Patterns – Flashcards

palmar supinate grasp digital pronate grasp static tripod dynamic tripod

primitize squeeze grasp palmar grasp radial palmar grasp radial digital grasp inferior pincer grasp fine pincer grasp

1.5-2 years old Utensil held with fisted hand wrist slightly flexed and supinated away from mid-position arm moves as unit

2-3 years old Utensil held with fingers wrist neutral with slight ulnar deviation and forearm pronated arm moves as unit

3.5-4 years old Utensil held with crude approximation of thumb, index and middle fingers Ring and pinkie fingers slightly flexed objects grasped proximally with continuous adjustments by other hand No fine localized movement of digits hand moves as unit

4.5-6 years old Utensil held with precise opposition of distal phalanges of thumb, index and middle fingers Ring and pinkie fingers flexed to form stable arch Wrist slightly extended Utensil grasped distally, MCP joints stablized, localized movement of PIP joints

4 months Visually attends to object, approached object if within 1 inch Contact results in hand pulling object back, squeezed against the other hand of body No thumb involvement

5 months Fingers on top of surface of object Press object into center of palm with thumb abducted

6 months Fingers on far side of object Presses object against opposed thumb and radial side of palm with wrist straight

8 months Object held with the opposed thumb and fingertips Space visible between with wrist extended

9 months Object held between ventral surfaces of thumb and index finger Distal thumb joint extended Beginning of thumb opposition

12 months Objects placed between fingertips or fingernails Distal thumb joint flexed