From Simple English Wikipedia, the free encyclopedia
Man wearing a straitjacket.

A straitjacket is a type of clothing used to restrain patients in mental health hospitals and psychiatric wards of hospitals. A straitjacket has straps that restrain a person's arms and hands. Hospitals put straitjackets on people who have mental illnesses such as schizophrenia or paranoia, to keep them from hurting themselves, other patients, or hospital staff.