Like a pair of glasses helps someone see clearly or a cane helps keep balance, an assistive device is any tool, equipment, or technology that helps a person do everyday tasks more safely, easily, or independently after an illness, injury, or disability. It can be simple, like a walker, brace, shower chair, or reacher, or more advanced, like a wheelchair, prosthetic limb, hearing aid, or speech device. In legal and insurance settings, the question is usually whether the device is medically necessary, who must pay for it, and how long it will be needed.

That matters because insurers sometimes try to treat an assistive device like an optional convenience instead of part of essential medical care. For someone recovering from a crash, fall, or workplace injury, the right device can prevent another injury, reduce pain, and make it possible to return to work or handle basic daily activities. Records from a hospital, rehabilitation doctor, or therapist often help prove need.

In an injury claim, an assistive device can affect the value of damages, future medical costs, and a person's level of permanent impairment. Keep prescriptions, receipts, replacement costs, and notes showing how the device is used. If an insurer argues the item was unnecessary, temporary, or unrelated to the injury, that can shrink a settlement or deny benefits that should have been covered.