The invention herein pertains to a spinal therapy device, system and method of use, specifically for self-administrating spinal decompression. The invention pertains to a method of lifting the user's upper spinal column by an extension device hooked over the top edge of a door jamb or floating wall, positioned over the user's head while the user is in seated position. The device comprising a hook portion, a strap portion and a harness portion and may be disassembled for portability.