Tomey UD-600, Operator'S Manual

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a) Registration of physician's names .......................................................................... 3-140
b) Setting of date and time (Time and Date) ............................................................... 3-141
c) Setting of sound volume ........................................................................................ 3-142
d) Environment setting when turning the power on (Start settings) ............................ 3-142
e) Selecting of language............................................................................................. 3-143
f) Setting of data communication ............................................................................... 3-144
g) Selection of image colors ...................................................................................... 3-146
h) Setting of the footswitch function ............................................................................ 3-146
i) Changing of the mode ............................................................................................ 3-147
3.11.3 Setting items of biometry function/IOL power calculation function. ........................... 3-147
a) Registration of physician's names .......................................................................... 3-147
b) Setting of date and time.......................................................................................... 3-147
c) Setting of sound volume ........................................................................................ 3-147
d) Registration of IOL data .......................................................................................... 3-147
e) Calculation of personal constants ........................................................................... 3-149
f) Selection of IOL power calculation formulas .......................................................... 3-150
g) Selecting of languages ........................................................................................... 3-151
h) Setting of data communications.............................................................................. 3-151
i) Displaying and editing of patient data saved in the memory card ......................... 3-151
j) Statistical processing of patient data ...................................................................... 3-154
k) Setting of printout modes ....................................................................................... 3-155
l) Switching of contact mode/immersion mode ......................................................... 3-157
m) Switching the A-scan probe fixation light ON/OFF ................................................. 3-157
3.12 Memory card ............................................................................................................................... 3-158
3.12.1 How to read the information saved in the memory card by the personal computer incor-
porating the contents of the memory card saved in the memory car ....................... 3-158
3.12.2 Handling of the files in the memory card ................................................................... 3-159
4. REFERENCES FOR TECHNICAL INFORMATION ..................................................... 4-1
4.1 Calculation method of axial length by biometry sub-function ........................................................ 4-1
4.2 Amplifier characteristics of A-scan diagnosis function ................................................................... 4-2
4.3 IOL power calculation ..................................................................................................................... 4-3
4.3.1 SRK-II formula ............................................................................................................... 4-3
4.3.2 SRK/T ............................................................................................................................ 4-5
4.3.3 HOLLADAY.................................................................................................................... 4-7
4.3.4 Hoffer Q ......................................................................................................................... 4-9
4.3.5 HAIGIS optimized / HAIGIS Standard .......................................................................... 4-11
4.3.6 SRK (SHOWA) .............................................................................................................4-13
4.4 Axial length calculation of Biometry ..............................................................................................4-14
4.4.1 Normal ..........................................................................................................................4-14
4.4.2 Dense cataract .............................................................................................................4-15
4.4.3 Aphakic ........................................................................................................................4-15
CONTENTS