Extension spring splint with coil springs on both sides of the PIP joint for balance and strength. Curved proximal and distal supports distribute pressure evenly. Extension assistance is adjustable by altering distal strap. Indications: PIP flexion tightness.
Full extension = 2.75 lbs.
This splint provides a uniform force throughout the range and offers
a stronger spring tension at extended position than DE-501
or the DE-602 Assist
Measure from the distal palmar crease to the distal finger crease (finger extended).