Foldable medical hand supporting frame assembly

The utility model discloses a foldable medical hand supporting frame assembly which comprises a medical bed, and a hand supporting device is arranged on one side of the medical bed. According to the utility model, the moving rod II is arranged above the limiting ring fixedly arranged on one side of the L-shaped lifting rod through the damping rotating shaft, so that the angle of the U-shaped hand supporting plate can be adjusted by adjusting the positions of the moving rod II and the limiting ring above and rotating the T-shaped hand-pulling bolt, the comfort of placing the hand is improved, and meanwhile, the operation is convenient. The upper limbs of a patient are placed on the U-shaped hand supporting plate, the U-shaped hand supporting plate is adjusted to the angle and orientation suitable for the elbow joint, the situation that the upper limbs of the patient stretch out excessively to pull nerves is avoided, the height of the U-shaped hand supporting plate is driven to be adjusted by rotating the rotat