For Mild to Moderate Hyperextension

Use the SIRIS™ Swan Neck or SIRIS™ Spiral Splint for mild to moderate hyperextension (less than 30 degrees) of the IP joint of the thumb. This will greatly improve power and prehension of the thumb by stabilizing the joint without limiting flexion.

  • SIRIS™ Swan Neck on the thumb IP joint to correct mild to moderate hyperextension