A mobility apparatus having: a base having casters； a handle assembly pivotally attached to the base； a locking mechanism operable to place the handle assembly into a plurality of positions corresponding to an operating mode of the apparatus, and maintain the handle assembly in one of the plurality of positions； an actuating mechanism coupled to the locking mechanism to actuate the locking mechanism； and wherein the locking mechanism comprises: a hub fixedly secured to the base； a hub ring rotatably secured within the hub and comprising attachment means for the handle assembly； a gas spring mechanism coupled to the hub ring to provide a mechanical advantage to assist an operator in lifting a patient； a breaking mechanism for the casters, wherein the breaking mechanism is operable to lock and unlock the casters simultaneously.
