Prosthetic leg can 'change gears' to make going up stairs easier

1 year ago 90

A robotic limb with a large toed and motors that tin "change gear" similar a bicycle tin alteration a wearer to locomotion up stairs and slopes

Technology 23 November 2022

By Matthew Sparkes

Photos of an amputee taxable  utilizing the powered leg

The Utah Bionic Leg uses mechanical levers to alteration radical to spell up stairs

HGN Lab for Bionic Engineering astatine the University of Utah

A robotic limb with motors that enactment similar motorcycle gears could fto a wearer locomotion up stairs – which galore radical find intolerable with unpowered prostheses.

Most prostheses person nary motors to actively assistance walking, but alternatively are either passive oregon assistance lone by altering the absorption of a joint’s swing, controlled by a low-power microchip. The fewer actively powered prostheses connected the marketplace are comparatively dense and bulky, with abbreviated artillery lives, and person achieved constricted success. …

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