Patent ID: 8302974

Claim:
An adaptable mobility aid device, comprising: a knee support platform; a handle coupled to the knee support platform; a pair of front legs including a left front leg and a right front leg, and a pair of rear legs including a left rear leg and a right rear leg, the pair of front legs and the pair of rear legs all being configured to engage a walking surface by frictional contact; a first adjustability mechanism configured to enable single-hand length adjustment of one of the pair of front legs and the pair of rear legs, such that both legs of said one of the pair of front legs and the pair of rear legs are length-adjustable together, using a single hand, between: a first length position for use of the device on stairs, in which the pair of front legs are configured to engage one of an upper step and a lower step while the pair of rear legs are configured to engage the other of the upper step and the lower step, and while the knee support platform is disposed substantially horizontally; and a second length position for use of the device on a level walkway, in which the pair of front legs and the pair of rear legs are all configured to engage the level walkway at the same time while the knee support platform is disposed substantially horizontally.