Body limb cast including an outer rigid shell and inner dynamic members in combination with air circulation and massage features

A cast for supporting a wearer's limb, comprising:

• an outer shell;
• an insert supported within said shell and incorporating a network of interconnecting passageways extending in any of linear, peripheral and radial directions and in communication with a surface of the wearer's limb;
• and
• a toe attachable unit secured over an open lower end of said shell and insert and for generating an airflow for communication through said passageways.

An aerating cast for supporting a limb, comprising:

• an outer shell;
• a cushioning insert supported within said shell;
• and
• a plurality of passageways defined within said insert and communicating with said outer shell via a toe attachable fan unit including a plurality of ventilation grates defined along a forward edge thereof for admitting air upon activation of said fan and for creating and introducing an airflow into said insert to relieve patient discomfort.