This stair stretcher is made of high-strength aluminum alloy materials and equipped with armrest. It is an ideal facility for emergency staff to transfer patient to go up and down stair. Four wheels enable the patients to be moved over most surfaces with minimal effort. The stretcher approves the patient’s safety during transport process because of its 2pieces of restraint straps with quick-release buckle. Under the front of the stretcher, it has two flexible uplift rods. The structure can be folded and it saves the space in ambulance car. It characterized by its being light-weighted, small-sized, easy-carried, use-safely and easy for sterilization and clean.