Patent ID: 6021780
Filing Date: 2000-02-08
Classification: A43B,A61F

Abstract:
In a lower leg, ankle and foot immobilization brace preventing torsion of the lower leg, ankle and foot of a limb of the user while preventing dorsiflexion and plantar flexion of an ankle joint comprising:a generally rigid walker sole;a semi-flexible open front boot fixedly attached to the top of the walker sole;at least one elongated ventilation port in the boot;a foam liner within said boot surrounding the lower leg, ankle, foot and dorsum of the user;closure means spanning the open front boot for applying general and focal compression to said foam liner encased limb of the user over the lower leg, ankle and dorsum thereby minimizing edema induced swelling over the full extent of the boot;the improvement comprising:at least one elongated ventilation port within said foam liner in a position for overlapping of said at least one elongated ventilation port in said boot to facilitate cooling air flow directly from the boot exterior onto the skin of the user's limb encased by the foam liner and exposed through said at least one elongated ventilation port within said foam liner.