DEVICE FOR EXAMINATION OF BRAIN BIOLOGICAL ACTIVITY Russian patent published in 1997 - IPC

Abstract RU 2076625 C1

FIELD: medicine, in particular, medical electronic instruments, can be used in neurosurgery clinic for examination of cerebral circulation and diagnosis of brain pathology. SUBSTANCE: device for examination of brain biological activity uses a block of exploring electrodes, electrocardiosignal transmitter, switching panel made as a head image with sockets for connection of the exploring electrodes, multichannel preamplifier and a leads selector, electrocardiosignal amplifier connected to its outputs, and an electrode impedance monitoring unit, multichannel selective amplifier, analog-to-digital converter, audio stimulus generator, visual stimulus generator, and a computer with a magnetic disk storage, display and printing device connected to it; in addition, the device has a block of measuring electrodes, intracranial impedance measuring unit, four-channel analog switch, four-channel differential amplifier, multichannel analog switch, amplifier with adjustable bias voltage and gain, serviceability monitoring unit with a plug-and-socket connection, storage unit microprocessor and information exchange and interface units. EFFECT: enhanced reliability, expanded diagnostic abilities and reduce examination time. 3 cl, 26 dwg, 2 tbl

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RU 2 076 625 C1

Authors

Zakharov Sergej Mikhajlovich

Smirnov Boris Evgen'Evich

Skomorokhov Anatolij Aleksandrovich

Tsyganok Vasilij Fedorovich

Dates

1997-04-10Published

1993-03-01Filed