Head fixing device for ophthalmologic treatment

The utility model discloses a head fixing device based on ophthalmologic treatment. The device comprises a device box mounted at the head of the medical bed, a first slideway is arranged at the lowerend of the device box; two symmetrical first slide blocks are arranged in the first slide way; a first adjusting mechanism connected with the two first sliding blocks is arranged in the device box; and second sliding ways are arranged at the lower ends of the two first sliding blocks correspondingly, second sliding blocks are arranged in the two second sliding ways correspondingly, fastening mechanisms are arranged between the two second sliding blocks and the two first sliding blocks, and second adjusting mechanisms are arranged on the side walls of the two first sliding blocks correspondingly. According to the utility model, rapid adjustment can be carried out according to different head sizes, the application range is wide, and the sponge and the semicircular groove are arranged on thesurface of the support pla