7.1 Neutral Position
1
7.2 Lateral Power Grip
2
7.3 Lateral Pinch
3
7.4 Open Palm
4
Natural, physiological appearance in the rest position (Fig. 1).
The thumb moves laterally to the index finger; this laterally fixates medi
um-sized objects when the thumb position is semi-open (Fig. 2).
The thumb moves laterally to the index finger; this laterally fixates flat
objects when the thumb position is closed (Fig. 3).
In the Open Palm position the thumb is positioned far palmar; this
achieves a flat hand position with a completely opened thumb position
(Fig. 4).
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