HYPEREXTENSION ORTHESIS Russian patent published in 1999 - IPC

FIELD: medical engineering. SUBSTANCE: hyperextension orthesis has lock box secured on vacant end of side jumper outgoing away from base plate. Lock box receives for automatic fixing one end of belt tape coupled to dorsal pelot. Lock box is provided with closing hook forming one end of spring bracket. When belt tape is pushed through guide slot passing through lock box hook engages one of fixing recesses in belt tape automatically under action of spring. Hook is released by compressing manually two slides mounted in lock box for displacement across guide slot and by overcoming the spring force. Spring bracket which carries closing hook at its end turned away closing hook and positioned in front, in direction of belt tape pushing enters hole or slot of side jumper made of aluminium with one or several pins or spring. Closing hook protrudes beyond the above-indicated side jumper, and spring bracket in opening position enters recess in side jumper. EFFECT: enhanced reliability. 4 cl, 6 dwg