Patent · US Expired

Electroencephalographic monitoring

US4817627A · kind A · utility

12Cited by
9References
43Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 4, 1987
Grant dateApr 4, 1989
Priority date
Expiry dateSep 4, 2007

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B5/372
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A method and apparatus for obtaining an indication of the extent and duration of reduced power in electroencephalographic signals as a basis for determining whether blood flow to the human brain providing such signals needs to be increased.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.