External venous pacemaker for sending electrical impulses that stimulate muscles and activate circulation of blood in veins, has electronic circuit set in seven stages, and amplifier feeding stimulators

摘要

The pacemaker has sensors venous return and promoters following operation principles of normal physiology. An electronic circuit is set in seven stages. The first stage is provided with a temperature sensor, the second stage is provided with a preamp, the third stage is provided with a comparator circuit, the fourth stage is provided with an oscillator, the fifth stage is provided with another oscillator, the sixth stage is provided with one-third oscillator and the seventh stage is provided with an amplifier. The amplifier feeds stimulators.