Use "refluxes" in a sentence

1. There was no visible contact between the residual saphenous vein and the femoral vein at the level of the previous crossectomy. 16 were accompanied by major refluxes (C+) and 9 by minor refluxes (C0 7).

2. Alkaline foods therefore help in countering the risks of acidity and acid refluxes, bringing some sort of relief