An inflatable support for lower legs including a knee support adapted for receiving a knee therein. A lower leg and foot support is secured to the knee support. The lower leg and knee support is comprised of a tubular member capable of being filled with a selected material. The tubular member is arranged...http://www.google.co.uk/patents/US6256787?utm_source=gb-gplus-sharePatent US6256787 - Inflatable support for lower legs
