Obstetric apparatus for gynaecology and obstetrics

The utility model discloses an obstetric apparatus for gynaecology and obstetrics, and relates to the technical field of medical instruments. An elastic circular ring is arranged on the inner side ofthe outer opening end of a suction cover, a negative pressure channel is formed in the inner wall of the suction cover and communicated with a plurality of suction cups, the bottom of the negative pressure channel is communicated with a suction pipe, a pull rod is arranged in the suction pipe, a piston is arranged at the inner end of the pull rod, and an upper connecting rod and a lower connectingrod are connected to the two sides of the outer portion of the suction pipe respectively. The two connecting rods on the upper portion and the lower portion of each side are connected through a fixing rod, the connecting rods are connected with the expansion pieces, push rods are arranged at the bottoms of the two connecting rods on the lower portion, and a telescopic plate is connected between the two push rods. The obst