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A spica splint is a type of orthopedic splint used to immobilize the thumb and/or wrist while allowing the other digits freedom to move. It is used to provide support for thumb injuries (ligament instability, sprain or muscle strain), gamekeeper's thumb, osteoarthritis, de Quervain's syndrome or fractures of the scaphoid, lunate, or first metacarpal. [1]
The cast restricts wrist movement while allowing elbow mobility, providing a balance between immobilization and functionality. In some cases, a thumb spica variant is added to include the thumb in immobilization, such as for scaphoid fractures or severe thumb sprains. Proper fit and careful alignment are critical to ensure effective healing and ...
[14] [15] [16] The choice of short arm, short arm thumb spica or long arm cast is debated in the medical literature and no clear consensus or proof of the benefit of one type of casting or another has been shown; although it is generally accepted to use a short arm or short arm thumb spica for non displaced fractures. [7]
In the most minor cases of Bennett fracture, there may be only small avulsion fractures, relatively little joint instability, and minimal subluxation of the CMC joint (less than 1 mm). In such cases, closed reduction followed by immobilization in a thumb spica cast and serial radiography may be all that is required for effective treatment. [5]
A short arm cast, in contrast, stops just below the elbow. Both varieties may, depending on the injury and the doctor's decision, include one or more fingers or the thumb, in which case it is called a finger spica or thumb spica cast". ee1518 09:09, 21 September 2016 (UTC)
Capener finger splint. By the emergency medical services or by volunteer first responders, to temporarily immobilize a fractured limb before transportation;; By allied health professionals such as occupational therapists, physiotherapists and orthotists, to immobilize an articulation (e.g. the knee) that can be freed while not standing (e.g. during sleep);