Tomey OA-2000 - Table of Contents

iii-1 ■
iii Contents
i Important Safety Information ................................................................................................................. i-1
ii How to read this manual ....................................................................................................................... ii-1
Outline ........................................................................................................................................................... ii-1
SYMBOLS USED IN THIS MANUAL ............................................................................................................ ii-2
iii Contents ................................................................................................................................................. iii-1
1. PRIOR TO USE ....................................................................................................................................... 1-1
1.1 Precautions for operation ....................................................................................................................... 1-1
1.2 Checking package contents ................................................................................................................... 1-5
1.3 Glossary ................................................................................................................................................. 1-6
1.4 Overview ................................................................................................................................................ 1-9
2. NAMES AND FUNCTIONS ..................................................................................................................... 2-1
2.1 Physician's side ..................................................................................................................................... 2-1
2.2 Patient's side .......................................................................................................................................... 2-1
2.3 Sides of the main unit ............................................................................................................................ 2-2
2.4 Screen .................................................................................................................................................... 2-3
2.4.1 Basic structure and common items ............................................................................................. 2-3
2.4.2 Screens in optical mode .............................................................................................................. 2-4
2.4.3 Screens in each ultrasound mode ............................................................................................... 2-9
2.4.4 IOL power calculation screen .................................................................................................... 2-12
2.5 Symbols used for marking ................................................................................................................... 2-14
3. OPERATION PROCEDURES .................................................................................................................. 3-1
3.1 Safety precautions ................................................................................................................................. 3-1
3.2 Preparation before use .......................................................................................................................... 3-1
3.2.1 Connections ................................................................................................................................. 3-1
3.2.2 Connecting the axial length and corneal thickness measurement instrument AL-4000 ............. 3-6
3.2.3 Turning the power on and adjustment after turning the power on ............................................... 3-7
3.2.4 Switching between optical (OPT) mode and ultrasound (US) mode ........................................... 3-8
3.2.5 Entering the patient data ............................................................................................................. 3-8
3.2.6 Clear all measurement data (preparation for measuring a new patient) ................................... 3-10
3.2.7 Selecting an eye ......................................................................................................................... 3-11
3.2.8 Patient's eye height adjustment ................................................................................................. 3-11
3.3 Optical measurement mode ................................................................................................................. 3-12
3.3.1 Setting measurement conditions ............................................................................................... 3-12
3.3.2 Alignment ................................................................................................................................... 3-14
3.3.3 Measurement............................................................................................................................. 3-17
3.3.4 Browsing and editing axial length measurement ....................................................................... 3-19
3.3.5 Browsing corneal thickness measurement value and correcting intraocular pressure ............. 3-23
3.3.6 Browsing and editing keratometer measurement...................................................................... 3-24
3.3.7 Browsing and editing pupil diameter and corneal diameter measurement values .................... 3-28
3.4 Ultrasound axial length measurement mode ....................................................................................... 3-29
3.4.1 Setting measurement conditions ............................................................................................... 3-29
3.4.2 Measurement............................................................................................................................. 3-32
3.4.3 Checking waveforms after measurement .................................................................................. 3-34
3.5 Ultrasound corneal thickness measurement mode ............................................................................. 3-39
3.5.1 Setting the data type to be displayed ........................................................................................ 3-39
3.5.2 Setting measurement conditions ............................................................................................... 3-39
3.5.3 Displaying and setting measurement points ............................................................................. 3-41
3.5.4 Measurement............................................................................................................................. 3-42
3.5.5 Checking the measurement data .............................................................................................. 3-43
3.6 IOL power calculation .......................................................................................................................... 3-47
3.6.1 Setting the eye to be measured ................................................................................................ 3-48
3.6.2 IOL power calculation ................................................................................................................ 3-48
3.6.3. OKULIX .................................................................................................................................... 3-53
3.7 Statistical processing ........................................................................................................................... 3-56