Careful-Patient Mover Used for Patient Transfer in Hospital

This paper presents a Careful-Patient Mover used for patient transfer in hospital. Using this Careful-Patient Mover, the nurse can transfer the weak, injured or paralyzed patient from bed to stretcher or from stretcher to bed by oneself and the suffering, stress and uneasy feeling of the patient can be alleviated. This paper describes the purpose of development, design of mechanism and control system of the apparatus. A new servo system is used in this control system and its control principle and algorithm are proposed. The evaluation results of validation trials indicated the effectiveness of this system.