Fig. 4From: Weight compensation characteristics of Armeo®Spring exoskeleton: implications for clinical practice and research(Top) Absolute and percent weight compensation provided to a hypothetical 4 kg arm by upper module spring settings A-I for upper (U) and lower (L) module length U1L1. Bracket 1 marks the full unloading range for spring G. Bracket 2 marks the partial unloading range for spring G. Bracket 3 marks the combined unloading and loading range for spring E. (Bottom) Percent weight compensation provided to arms of three different weights by upper module spring G for upper (U) and lower (L) module length U1L1Back to article page