A knee scooter
or knee walker
is a three or four-wheeled alternative to crutches or a traditional walker
A walker or walking frame is a tool for disabled or elderly people who need additional support to maintain balance or stability while walking...
as an ambulation aid. It is known by many other names, such as a knee walker, knee cruiser, knee caddy, orthopaedic scooter, or leg walker.
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. Today’s version is usually a lightweight, foldable design that, with the knee flexed, supports the shin of the unusable limb. The opposite foot makes contact with the floor or ground, providing propulsion.
The objective of the scooter is to create a safe, comfortable, and easy-to-maneuver alternative to the traditional crutch. Prior to its introduction, those experiencing foot surgery, bunion
A bunion is a deformity characterized by lateral deviation of the great toe, often erroneously described as an enlargement of bone or tissue around the joint at the head of the big toe...
Gout is a medical condition usually characterized by recurrent attacks of acute inflammatory arthritis—a red, tender, hot, swollen joint. The metatarsal-phalangeal joint at the base of the big toe is the most commonly affected . However, it may also present as tophi, kidney stones, or urate...
, below the knee amputations, diabetic ulcers and wounds, as well as foot sprains, or fractures had no choice but to limit activity during rehabilitation. Their only options were crutches, a traditional walker, a wheelchair
A wheelchair is a chair with wheels, designed to be a replacement for walking. The device comes in variations where it is propelled by motors or by the seated occupant turning the rear wheels by hand. Often there are handles behind the seat for someone else to do the pushing...
or bed rest
Bed rest is a medical treatment involving a period of consistent recumbence in bed. It is used as a treatment for an illness or medical condition, especially when prescribed or chosen rather than resulting from severe prostration or imminent death...
The scooter does have limitations that may make it unsuitable for some patients, such as those with leg injuries above the knee. It cannot negotiate stairs, and is significantly heavier and more difficult to load into a vehicle than crutches.
As knee walkers
are often used while the user recovers after surgery, knee walkers are often rented for a short period of time, usually about 4 weeks. More information can be found on the benefits of using a knee walker for recovery https://www.rentakneewalker.com/why_use_a_knee_walker.php