US Patent 8176585 External immobilizer

An external immobilizer for cancer treatment has a foot section with at least one inflatable bladder therein, a knee section connected to an end of the foot section, a pelvic section connected to an end of the knee section opposite the foot section, and an inflation device. The knee section has an elevated surface thereon. The pelvic section has at least one inflatable bladder cooperative with a surface thereof. The inflation device is cooperative with the foot section and the pelvic section and is used to selectively inflate the bladders of the foot section and the pelvic section.