What Is a Straitjacket and How Does It Work?

A straitjacket is a specialized garment designed for the physical restraint of individuals who may pose a danger to themselves or others. This device limits the movement of the wearer’s arms and hands. The name is derived from the archaic meaning of “strait,” which refers to something drawn tightly or narrowly confined. It has become a recognizable symbol in popular culture, frequently appearing in media to represent confinement or an extreme loss of control.

Anatomy and Function

The typical institutional straitjacket is constructed from durable material like canvas or duck cloth, necessary to prevent the wearer from tearing the fabric. This garment is shaped like a coat but features sleeves noticeably longer than the wearer’s arms, often extending past the fingertips. The security of the restraint depends on the jacket fitting tightly around the chest and armpits, making it difficult for the wearer to manipulate their arms inside the sleeves.

Restraint is achieved by placing the wearer’s arms into the long sleeves, which are typically sewn shut at the ends to prevent the use of the hands. The sleeves are then crossed over the chest, and the ends are secured to the back of the jacket using straps, buckles, or lacing. This mechanism forces the arms into a rigid, immobilized position against the torso, preventing the individual from reaching or causing self-harm or aggression toward others. The garment often includes additional straps, sometimes passed between the legs and secured at the back, to prevent the wearer from pulling the jacket up over their head.

Historical Context and Original Purpose

The concept of the straitjacket emerged in the late 18th century as a means of managing violent or agitated individuals within psychiatric institutions, then known as asylums. While its exact origins are debated, some attribute its invention to an upholsterer named Guilleret at Bicêtre Hospital in France around 1790. At the time, the device was considered a more humane method of control compared to the common practice of chaining patients to walls or beds.

The straitjacket permitted the patient to walk around while still being restrained. It was widely adopted throughout the 19th and early 20th centuries as a standard tool for maintaining order and discipline in understaffed facilities. The garment later gained notoriety in the early 20th century, becoming a popular prop in stage magic and escapology acts, most famously by Harry Houdini.

Modern Usage and Ethical Considerations

The widespread use of the straitjacket in medical and psychiatric settings has largely been discontinued, beginning with a decline in the 1950s. This shift was driven by the development of psychiatric medications and a movement toward more therapeutic and less restrictive care models. Today, the garment is rarely seen in modern psychiatric wards, replaced by alternative methods that prioritize patient dignity and safety.

The use of the straitjacket raised ethical concerns regarding its potential for abuse and the psychological trauma it could inflict on patients. Prolonged application could result in physical injuries such as abrasions, nerve damage, and even dislocated shoulders. Modern institutional practices favor less invasive restraints, often turning to pharmacological sedation or specialized, less restrictive safety garments and wraps. The garment now stands primarily as a historical artifact.