The utility model relates to the technical field of postoperative care, in particular to an anti-falling out-of-
bed assist device which comprises a
handrail frame and a supporting frame sliding on the inner wall of the
handrail frame, and further comprises positioning holes formed in the four positions, close to the inner surface, of the supporting frame, and installation plates are connected to the two sides, close to the inner surface, of the
handrail frame in a bolted mode. Through the cooperation of the positioning hole, the mounting plate and the limiting mechanism, the height of the supporting frame can be rapidly adjusted, family members do not need to screw four bolts one by one and adjust the height of the assistor, a patient can sit on a
bed and does not need to bend down to adjust the height under the condition that no family members accompany temporarily, the convenience of the assistor is improved, and the working efficiency of the patient is improved. Under the cooperation of the sliding block, the positioning mechanism, the connecting plate and the supporting rod, the assisting device can incline, when a patient walks and needs to have a rest, the assisting device does not need to be pulled towards the direction of the patient all the time, physical consumption of the patient is reduced, and the patient can have a better rest effect.