Elbow supporting frame suitable for medical staff

The elbow supporting frame suitable for the medical staff comprises a telescopic frame and a supporting assembly, and the supporting assembly comprises a storage box, a sliding unit and a supporting unit. The sliding unit comprises a semicircular slideway and a sliding block; the sliding block is fixedly connected with the supporting unit; the supporting unit comprises a fixing plate, a rotating shaft and a supporting block; semicircular grooves are formed in the ends, away from the sliding units, of the supporting blocks; a small groove is formed in the semicircular groove; the semicircular slide way is arranged on the storage box, and the slide block moves back and forth by 180 degrees on the semicircular slide way, so that the movement range of the supporting unit matched with the elbow part is realized; and the rotating shaft and the supporting block are in interference fit, so that the problem that the supporting block cannot be fixed when moving to a proper position in the rotating process is solved. 本实