The invention relates to an examination seat, in particular to an obstetrics and gynaecology examination seat. Therefore, the technical problem of the present invention is to provide a gynecology andobstetrics examination seat that can assist a patient in spreading his legs. A technical scheme: a gynecology and obstetrics examination seat comprise a support, a right swing seat, a left swing seat,a right curved slide rail, a left curved slide rail, a moving device, a right orifice plate, a right nut, a right screw rod, a seat, a left orifice plate, and that like; A support is connected with the upper middle part of the rear side of the seat, a left swing seat is connected with the middle part of the left side of the support, a right swing seat is connected with the middle part of the right side of the support, a left curved slide rail is rotatably connected with the rear side of the left swing seat, and a left hole plate is rotatably connected with the lower part of the rear side of the left curved slide rail. The invention enables the medical personnel to rotate the handle clockwise or counterclockwise, so as to spread and close the legs of the obstetrics and gynecology patients,thereby facilitating the doctor to better examine and treat the obstetrics and gynecology patients, and facilitating the gynecology and obstetrics patients to lower the legs after receiving the examination.