Micro sampler for medical examination

The utility model discloses a medical examination microsampler which comprises a fixing column, a driving motor is fixedly connected to the bottom of the center of the fixing column, a threaded rod is fixedly connected to the output end of the driving motor, a ball nut seat is connected to the outer wall of the threaded rod in a sleeved mode, and a clamping mechanism is arranged at the front end of the ball nut seat. A sampling barrel is arranged in the center of the clamping mechanism, a sampling piston is slidably connected to the center of the sampling barrel, and fixing baffles are fixedly connected to the two sides of the bottom of the front end of the fixing column. According to the sampling device disclosed by the utility model, the fixed frame can drive the sampling barrel to stably lift through the driving motor, and the sampling barrel can be stably clamped through the clamping mechanism, so that the condition that the sampling is inaccurate when a medical worker holds the sampling barrel by hand is