Grasping Skills
| Description: | Grasp of the Cube / Pre-Writing Skills |
| Category: | Occupational Therapy |
| Created by: | ocherrie82 on 2009-03-20 |
| Question | Answer |
| Visually attends to object, grasp is reflexive | Neonate |
| Ulnar-Palmar Grasp: Visually attends to object and may swipe; sustained voluntary grasp possible with ulnar side; No thumb involvement | 3 months |
| Primitive squeeze grasp: visually attends, approaches within 1 inch, contact results in hand pulling object back to squeeze precariously against the other hand or body; No thumb involvement | 4 months |
| Palmar Grasp: Thumb adducted, fingers on top surface of object pressed into center of palm | 5 months |
| Radial-palmar Grasp: fingers on far side of object with thumb opposed | 6 months
7 months with wrist straight |
| Radial-Digital Grasp: object held with opposed thumb and fingertips | 8 months with space visible between
9 months with wrist extended |
| Palmar-Supinate Grasp | 1-1.5 years |
| Digital-Pronate Grasp | 2-3 years |
| Static Tripod Posture | 3.5 - 4 years |
| Dynamic Tripod Posture | 4.5 - 6 years |
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