Stereotaxy: principle
g
Stereos: rigid, fixed
g
Taxis: ordering
2
g
Rigid relation between an external system of 3D
coordinates and the internal anatomy of the
brain
l
Stereotactic:
Horsley,
Clarke and Mussen
Invasive fixation of the stereotactic frame to the bone
skull was considered to
ensure sub-millimeter
accuracy
of surgery / radiotherapy