Polychlorinated biphenyls (PCBS) is very important in medical field, from the heart pacemakers and defibrillators and cardiac monitor (PCBS) in cardiovascular medicine specifications, to the medical imaging system, nuclear magnetic resonance (NMR) imaging, CT scan, ultrasound equipment, etc., you can find medicine printed circuit board. You can also find the PCB for medical equipment, such as temperature monitor, blood glucose monitor and muscle electrical stimulation device. Medical equipment of printed circuit board can be seen everywhere.