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PCE
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DIFF Subgroup
A61B 3/113

for determining or recording eye movement

Introduced: January 1990

Full Title

Full titles differ between systems:

IPC:

Apparatus for testing the eyes; Instruments for examining the eyes > Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions > for determining or recording eye movement

CPC:

Apparatus for testing the eyes; Instruments for examining the eyes (eye inspection using ultrasonic, sonic or infrasonic waves A61B8/10) > Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions > for determining or recording eye movement

No child classifications to compare. This is a leaf node in both IPC and CPC.