DIFF Main Group
A61B 3/00 Apparatus for testing the eyes; Instruments for examining the eyes (eye inspection using ultrasonic, sonic or infrasonic waves A61B8/10)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Apparatus for testing the eyes; Instruments for examining the eyes
CPC: Apparatus for testing the eyes; Instruments for examining the eyes (eye inspection using ultrasonic, sonic or infrasonic waves A61B8/10)
Full Title
Full titles differ between systems:
IPC:
Apparatus for testing the eyes; Instruments for examining the eyes
CPC:
Apparatus for testing the eyes; Instruments for examining the eyes (eye inspection using ultrasonic, sonic or infrasonic waves A61B8/10)
CPC subdivides this area 3x more granularly than IPC with 5 additional codes.
5 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
Navigate with arrow keys, Enter to open
- A61B 3/02 Subjective types, i.e. testing apparatus requiring the active assistance of the patient +1 CPC IPC+CPC Available in IPC and CPC
- A61B 3/10 Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions +5 CPC IPC+CPC Available in IPC and CPC
- A61B 3/18 Arrangement of plural eye-testing or -examining apparatus since 1990 +1 CPC IPC+CPC Available in IPC and CPC