The Corbett Targeted Coin Test Box assess palm to fingertip In-Hand Manipulation (IHM). The test requires translating coins from palm to fingertips before coin insertion in vertically as well as randomly positioned slots. This skill requires a more complex visual-motor, differential tendon glide and proprioceptive coordination than most pegboards tests.
Assess essential palm to finger tip In-Hand Manipulation (IHM) skills
– Observe recovery of shift, rotation and translation of IHM
– Assess Fine Motor Manipulation (FMM) with wrist functional oblique motions: Dart Thrower’s Motion (DTM), Ulnar Extension
– Qualitative and quantitative reporting of accuracy and speed of IHM
– Relates to meaningful manipulatives such as coins, buttons, earrings, bingo chips, snack foods
– Consistent, convenient and easily cleanable
