Interkardio Pvt. Ltd. Offers Polygraph Neurological Equipment for Physiological Research. Interkardio Pvt. Ltd. Supplies medical equipments. Polygraph Neurological Equipment for Physiological Research is used in neurology and other life sciences, available from 4ch. To 128ch, choice of AC and DC amplifiers. Polygraph Neurological Equipment for Physiological Research is a complete system from basic laboratory teaching system to comprehensive research system. This equipment has been available with the quality of modular system configurable as per user`s requirement.