... relief, hydrosana detox foot spa with vibration and heating ,far infrared belt ype: OH-301-B Patent number: 2012300478034 1. ... feet more comfortable, more relaxed. 9.hyperthermia system uses safe infrared heating elements, low power consumption.45 degrees to 65 degrees ... bath can be effective in human cells, toxins, and excreted through the end of foot too. 3. Benefits of hydrosana detox foot ...