γγ1, the patient empties the bladder and takes the bladder interceptor position. The patient lies supine on the examination table, bends her hips and knees, and places her legs on the two sides of the stand, with her upper arms flush with the side of the table and both hands on both sides.γγThe doctor wears sterile gloves and uses a speculum to open the vagina of the woman and fully expose the cervix. 3. The doctor places the brush of the cervical sampler at the opening of the cervix and gently rotates it for several weeks before removing it. The patient should maintain the examination position and not move; 4. The brush of the sampler is placed in the special preservation solution and the sample is taken successfully; 5. The patient arranges her clothes and leaves the operation table.