US 11,883,313 B2
Heel float therapeutic footwear
William D. Davis, Denver, CO (US); and Ian P. MacDonald, Denver, CO (US)
Assigned to Osborn Medical Corp., Centennial, CO (US)
Filed by Osborn Medical Corp., Centennial, CO (US)
Filed on Feb. 25, 2022, as Appl. No. 17/681,463.
Application 17/681,463 is a continuation of application No. 16/743,087, filed on Jan. 15, 2020, granted, now 11,285,030.
Application 16/743,087 is a continuation of application No. 15/271,459, filed on Sep. 21, 2016, granted, now 10,575,978, issued on Mar. 3, 2020.
Application 15/271,459 is a continuation of application No. 13/622,829, filed on Sep. 19, 2012, granted, now 9,615,958, issued on Apr. 11, 2017.
Prior Publication US 2022/0362046 A1, Nov. 17, 2022
Int. Cl. A61F 5/01 (2006.01); A61F 5/058 (2006.01); A61F 5/37 (2006.01); A61F 13/06 (2006.01)
CPC A61F 5/0111 (2013.01) [A61F 5/0585 (2013.01); A61F 5/37 (2013.01); A61F 13/064 (2013.01); A61F 5/019 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A heel float therapeutic footwear apparatus comprising:
a lower leg support portion including a first plurality of layers, the first plurality of layers including at least a fleece material, a heel float cradle, and an exterior fabric, the heel float cradle configured to elevate a heel inside an interior region, wherein the heel float cradle includes an anterior surface that is configured to support a lower leg or calf of a patient to reduce pressure on the heel of the patient, and wherein the heel float cradle is made of foam; and
a foot support portion extending from the lower leg support portion, the foot support portion including a second plurality of layers, the second plurality of layers includes at least the fleece material, a foot support platform made of foam, and the exterior fabric, wherein the foot support portion extends from the lower leg support portion forming a hinge at the interior region where the heel is configured to be elevated.