Pressure Mounted Baby Gates Are There Any Baby Gates That Pressure Mount From Both Sides?

Are there any baby gates that pressure mount from both sides? - pressure mounted baby gates

We http://www.target.com/Safety-1st-Perfect this door ...

It has only a few of these places on one side and then control the pressure on the other side. The doors are a thing of the pressure on both sides? You might think it would be logical for irregular walls. Looking for something at the bottom of the stairs. This gate will be installed at the top of the stairs.