Sara® Flex is a powered sit-to-stand transfer device. It designs to facilitate essential daily transfer and care tasks for the residents/patients who are having difficulty getting up into a standing position. It equips one caregiver with the ability to position a patient/resident from a seated to a safe, secure and comfortable standing position, in one ergonomic movement. Therefore it not only enables the residents/patients to be raised up from a bed, chair, toilet or wheelchair for transferal or transportation or early mobilization safe and easier, but also reduce the risk of injury to the caregivers.