Unipolar spiral coil electrode for monitoring the electrical activity of the brain
FIG. 1 is a side elevational view of a unipolar spiral coil electrode for monitoring the electrical activity of the brain, showing our new design, the broken line showing is for illustrative purposes only and forms no part of the claimed design;
FIG. 2 is a top plan view thereof; and
FIG. 3 is a bottom plan view thereof.
All undisclosed sides of the article are identical to that shown in FIG. 1.
|D245513||August 23, 1977||Kopel|
|D300175||March 7, 1989||Bar-Yam|
|3826244||July 1974||Salcman et al.|
|4010758||March 8, 1977||Rockland et al.|
|4080961||March 28, 1978||Eaton|
|4090752||May 23, 1978||Long|
|4157710||June 12, 1979||Abitbol|
|4281659||August 4, 1981||Farrar et al.|
|4299232||November 10, 1981||Zilianti|
|4321931||March 30, 1982||Hon|
|4355642||October 26, 1982||Alferness|