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Two-wheeled walker: Similar to a standard walker, a two-wheeled walker has two front wheels for easier maneuverability. It's best if you can partially support your weight and have good balance.
A different approach to the walker is the rollator, also called wheeled walker, invented by the Swede Aina Wifalk in 1978. Wifalk had polio. [9] [10] Although originally a brand name, "rollator" has become a genericized trademark for wheeled walkers in many countries, and is also the most common type of walker in several European countries.
It is known by many other names, including knee coaster, knee cruiser, knee caddy, orthopaedic scooter, or leg walker. [ 1 ] Over the years, it has taken on many forms—from small-wheeled devices suitable for indoor use, to larger, sturdier units capable of use outside on grass or paved surfaces.
This is in contrast with wheels or continuous tracks which are intended to maintain continuous frictional contact with the ground. Mechanical legs are linkages that can have one or more actuators, and can perform simple planar or complex motion. Compared to a wheel, a leg mechanism is potentially better fitted to uneven terrain, as it can step ...
A baby in a baby walker, 1905 A 6-month-old child sitting in a baby walker. A baby walker is a device that can be used by infants who cannot walk on their own to move from one place to another. Modern baby walkers are also for toddlers. They have a base made of hard plastic sitting on top of wheels and a suspended fabric seat with two leg holes.
In terrestrial vertebrates, digitigrade (/ ˈ d ɪ dʒ ɪ t ɪ ˌ ɡ r eɪ d /) [1] locomotion is walking or running on the toes (from the Latin digitus, 'finger', and gradior, 'walk').A digitigrade animal is one that stands or walks with its toes (phalanges) on the ground, and the rest of its foot lifted.