Patent ID: 8142334

Claim:
An early rehabilitation training system comprising: a treatment bed including a mattress, a base disposed below the mattress and coupled through a hinge to one end of the mattress, and a tilting unit provided between the mattress and the base, the tilting unit adjusting an upright angle of the mattress; and a rotating unit joined to the treatment bed and securing a patient's feet and providing artificial exercising of the patient's feet through gravity when the upright angle of the mattress is changed by the tilting unit, wherein the mattress has a substantially flat shape that is maintained during the adjusting of the upright angle by the tilting unit without being bent to make an angled portion therein, wherein the rotating unit rotates about a point about which the mattress turns to change the upright angle as the upright angle of the mattress changes, wherein the tilting unit includes: a casing; a driving unit provided at one end within the casing; a conveyor provided at an end of the driving unit to impart conveying force laterally; a link including one end fixed to the conveyor through a hinge and the other end fixed to a bottom of the mattress through another hinge; a maximum height sensor at one end of the conveyor and a minimum height sensor provided at the other end of the conveyor, wherein the rotating unit includes: a housing; a first pedal assembly provided at one side of the housing and a second pedal assembly provided at the other side of the housing, each pedal assembly including a pedal on which the patient's feet are placed, a link coupled to the pedal through an hinge, and a load sensor measuring load values transferred to the pedal and detecting a shift in balance when the patient's feet change position according to a change in the upright angle of the mattress; and a connecting shaft passing through a center of the housing to connect the link of the first pedal assembly and the link of the second pedal assembly.