Patent ID: 7350531

Claim:
An adjustable crutch for facilitating mobility, comprising: a telescoping shaft having an upper and lower crutch tube aligned on a concentric axis; a handle attached to an intermediate portion of the telescoping shaft, a shoulder support attached to the crutch on a first end of the upper crutch tube and a ground engaging butt end positioned at a first end of the lower crutch tube; a locking gas spring comprising a gas cylinder and a moveable piston is positioned inside the telescoping shaft for controlling relative slidable movement between the upper and lower crutch tubes of the telescoping shaft; a control button is positioned on the handle for operating the gas spring, and an automatic disengagement mechanism is connected to the control button for automatically disengaging the control button from operation of the gas spring at a variable preset extension limit of the gas spring; and wherein the handle comprises a hollow cylinder body, a protruding handle support, and a handle piece and the hollow cylinder body of the handle slidably engages the upper crutch tube of the telescoping shaft and is adjustably supported thereon via a handle lock dog which threadably engages the upper crutch tube.