This 4 door-5 person unit features a large first-out bag, a small pediatric bag, oxygen with at least 1 spare bottle, backborad, C-collar bag, portable electric suction unit, manual suction unit ...

The innovative suction unit differs from previous vacuum suction devices, which are unable to grip on rough surfaces. It does this by using something called a zero-pressure difference (ZPD ...

Researchers Xin Li and Kaige Shi developed a novel vaccuum suction unit capable of gripping rough, uneven surfaces. Until recently, if you wanted to suction-cup your way up a wall it’d have to ...