Who Uses the Ossur Formfit Thumb Spica? Individuals with soft tissue injuries and tendonitis use this thumb spica splint to promote healing. It is also after a cast has been removed for continued healing and protection.
Why They Love It: The soft and breathable brace is comfortable on the skin, making it easy to wear throughout the day. It immobilizes the thumb and wrist to promote quicker healing.
Ossur Thumb Spica Splint Overview
The Formfit Thumb Spica restricts and immobilizes the wrist and thumb. It protects and promotes healing for conditions such as tendonitis, gamekeeper's thumb, mild to moderate sprains and strains, and more. The material is lightweight and breathable, and the brace has adjustable stays and straps for a customizable, comfortable fit.
Features and Benefits
- Breathable Material Is Lightweight and Comfortable
- Patented Three-Dimensional Molding Technology for Comfort and Longer Wearability
- Customizable Stays and Straps for a Contoured, Tailored Fit
- Straps With Contact Closures Are Easy To Adjust
- Immobilizes and Protects Injured Wrists and Thumbs To Promote Healing
- Aluminum Stays Are Removable When Less Support Is Desired
Indications for Use
- Mild to moderate strains and sprains
- Tendonitis (e.g., DeQuervain's Tendonitis)
- Soft tissue injuries such as gamekeeper's thumb
- Post-cast healing


Sizing Guide
To find the correct size, measure the wrist circumference.
- Extra Small: 5 to 6 inches
- Small: 6 to 7 inches
- Medium: 7 to 8 inches
- Large: 8 to 9 inches
- Extra Large: 9 to 10 inches
Contoured and Tailored Fit
The wrist splint with thumb spica features an ergonomic design that molds to fit the shape of the hand. It has aluminum stays in the palmar and radial sides, which are easy to remove or adjust for a more customizable fit. Contact closure straps keep the brace in place and adjust the level of compression the splint support has on the wrist and thumb.
Product Specifications
- Manufacturer: Ossur
- Product Numbers: 3030, 3050, 3070, 3080, 3150, 3170
- Sizing: Small, Medium, Large, Extra Large
- Length: 8 Inches
- Application: Wrist Brace
Manuals and Documents
Indications/Cautions Sheet includes the indications for use and safety warnings.
Login and Registration Form