BRIDGETON, New Jersey (WPVI) -- A small device is having a big impact on the quality of life for some emphysema patients. We learn how these tiny one-way valves got a local woman back on her feet.

Look out for one-way valves located in your bilge-pump overboard discharge hose. The intended purpose is to prevent the water left in the bilge hose from flowing back into the boat after the pump ...

An experimental procedure using one-way valves to achieve lung volume reduction shows promise for an emphysema patient. Emphysema, a lung disease usually caused by smoking, damages air sacs in the ...