Foot pain-relieving articles and method thereof

Abstract

Articles that provide foot pain-relief for wearers of shoes and methods are disclosed. The foot pain-relief articles comprise removable inserts for foot wear that are activated by exposure to air or breaking an internal bag of the insert and shaking the inserts to provide single use disposable inserts. The disposable inserts provide warming or cooling for an extended period of time for foot pain-relief. A reusable insert is disclosed that is activated by refrigeration or by heating to provide either cooling or warming foot pain-relief. Foot pain relief by cooling of foot wear is provided by foot wear comprising a chamber and an aperture for a compressed gas cylinder. The chamber is recharged as needed to provide continuous cooling of a foot.

1 . A foot pain-relief article for foot wear comprising, in combination: 
 a foot wear product;    an insert adapted to be used with the foot wear product; and    means incorporated as at least a portion of said insert for providing foot pain-relief for an extended period of time for a foot of a user of the foot wear product when said foot pain-relief means of said insert is activated.    
     
     
         2 . The foot pain-relief article for foot wear according to  claim 1  wherein said foot pain-relief means comprises said insert having an outer layer for enclosing a reactive core.  
     
     
         3 . The foot pain-relief article for foot wear according to  claim 1  wherein said insert coupled to an insole of the foot wear is removable.  
     
     
         4 . The foot pain-relief article for foot wear according the  claim 2  wherein said reactive core provides warming of said insert when said insert is exposed to air.  
     
     
         5 . The foot pain-relief article for foot wear according to  claim 2  wherein said reactive core comprising an internal bag that provides cooling of said insert when said internal bag of said insert is broken and said insert is shaken.  
     
     
         6 . The foot pain-relief article for foot wear according to  claim 2  where in said reactive core comprising a fluid having a high heat capacity provides warming of said insert when said insert is heated by an exterior heating source and said reactive core provides cooling of said insert when said insert is cooled by an exterior cooling source.