Medical oral mucosa sampling device for department of stomatology

According to the technical scheme, the medical oral mucosa sampling device is characterized in that the medical oral mucosa sampling device comprises a shell, an opening is formed in the upper end of the shell, a through hole is formed in the lower end of the shell, a sampling plate is arranged in the opening, and scraping plates are fixedly arranged at the front end and the rear end of the sampling plate; the lower end of the sampling plate is rotatably connected with an ejector rod, a limiting plate is arranged in the shell, the ejector rod penetrates through the limiting plate and penetrates through the through hole to extend to the outer side of the shell, a spring is arranged below the limiting plate, the ejector rod is sleeved with the spring, the lower end of the spring is fixedly connected with the ejector rod, and the lower end of the spring is fixedly connected with the limiting plate. A top shell is arranged on the outer side of the outer shell, the top shell is detachably connected with the outer