CARPAL EXPANDER AVAN N 21-3 Russian patent published in 2013 - IPC A63B23/16 

FIELD: sport.

SUBSTANCE: invention relates to medical devices and sports equipment, and can be used domiciliary to massage the fingers. The proposed carpal expander comprises two handles, and in the middle of one handle a triangular bracket is rigidly mounted, while the other handle is hingedly connected in the middle to the free end of the plank, besides between the handles there are at least two flexible elements in the form of a spring.

EFFECT: increased load during a training session of the hands, and the ability to exercise both hands simultaneously.

2 cl, 2 dwg