The utility model discloses a medically prevent splash face guard, including head hoop, face guard, scrape the water strip and the strip that absorbs water, the face guard both sides are connected with the head hoop by the connecting axle to can use the connecting axle rotatory as the centre of a circle, scrape the both ends of water strip and fix on the connecting axle, scrape the water strip and lie in the face guard outside, closely laminate with the face guard, scrape water strip middle part and be equipped with the recess, place the strip that absorbs water in the recess. The head hoop is makeed by elastic material. The face guard is makeed by transparent hard material. Beneficial effect: simple structure, convenient operation can prevent the face of filth splash to operating personnel effectively during the use to can be quick, convenient get rid of the splashings on the face guard, prevent that filth and water smoke from influencing operating personnel's sight, causes unnecessary misoperation.