Nidek Medical OPD-Scan III User Manual

REFRACTIVE POWER / CORNEAL ANALYZER
REFRACTIVE POWER / CORNEAL ANALYZER
OPD-Scan III
OPD-Scan III
OPERATOR’S MANUAL
OPERATOR’S MANUAL

Nidek Medical OPD-Scan III Specifications

General

Axis Measurement Range	0° to 180°
Corneal Topography	Yes
Pupillometry	Yes
Wavefront Aberrometry	Yes
Keratometry	Yes
Auto Alignment	Yes
Auto Tracking	Yes
Data Export	Yes
Measurement Method	Wavefront analysis, Placido-disc corneal topography
Measurement Range (Sphere)	-20D to +22D
Measurement Range (Cylinder)	0 to ±12.00 D
Keratometry Measurement Range	5.0 to 100D
Corneal Topography Measurement Range	5.0 to 100D
Compatibility	Nidek

Summary

1. BEFORE USE

1.1 Device Outline

Describes the NIDEK OPD-Scan III device, its functions, and measurement modes.

1.2 Intended Use

Specifies the diagnostic uses of the OPD-Scan III instrument for eye examination.

1.3 Principles

Explains the fundamental principles of refraction measurement and corneal topography.

1.4 Device Configuration

Details the physical components, front, rear, and bottom views of the OPD-Scan III device.

1.5 Screen Configuration

Explains the layout and functions of the main user interface screens like Main Menu.

1.8 Before First Use

Provides instructions for initial setup and preparation before the first operation of the device.

2. OPERATING PROCEDURE

2.2 Start Up and Shut Down

Covers the procedures for starting the device, recovery from power saving mode, and shutting down.

2.3 Patient List Screen Operation

Describes how to select, create, edit, search, and delete patient data within the list screen.

2.4 Measurement

Explains the general process of measuring corneal curvature and refractive power.

2.5 Measurement in OPD/CT measurement mode

Details measurements performed using the combined OPD/CT measurement mode.

2.6 OPD Measurement

Focuses on the objective refraction measurement procedure using OPD mode.

2.7 CT Measurement

Covers the corneal topography measurement procedure using CT mode.

2.8 Viewing Maps

Explains how to display and interpret measurement results using various map views.

2.9 Selecting Examination Data

Details how to choose specific data for display in summaries, differences, or comparisons.

2.10 Difference Analysis Display

Provides instructions on how to compare two or three examination data sets.

2.11 Comparison Analysis Display

Explains how to compare multiple examination data sets side-by-side.

2.12 Printing

Covers procedures for printing measurement data and summaries.

2.1 Operation Flow

Outlines the general sequence of operations for measurement and data handling.

3. ADVANCED OPERATION

3.1 Color Maps

Provides detailed explanations for various types of color maps used in analysis.

3.3 Setting of Summaries (Map Layout)

Allows customization of map layouts and registration of new summary configurations.

3.4 OPD Database Manager

Manages the device's database, including creation, backup, switching, and rebuilding.

3.5 Outputting Map Data

Explains how to output image and numeric data from various summary screens.

3.6 Editing Placido Ring Edges

Procedures for correcting deviations in detected placido ring edges using editing tools.

3.7 Editing Detected Pupil Edge

Methods for correcting inaccuracies in pupil edge detection using Move and Erase tools.

3.8 Editing OPD analysis area

Process for excluding specific areas from the OPD analysis using the Erase tool.

4. MAINTENANCE

4.1 Troubleshooting

Provides solutions for common device malfunctions and errors categorized by symptom.

4.2 Error Messages and Remedy

Lists error codes and their corresponding causes and countermeasures for proper servicing.

4.3 Replacing Printer Paper

Step-by-step guide for replacing the printer paper roll when it runs short.

4.4 Attaching a Stack of Chinrest Paper

Instructions for attaching chinrest paper for patient comfort and hygiene.

4.5 Checking Measurement Accuracy

Procedure for verifying measurement accuracy using a spherical model eye.

4.6 Utility Screen Operation

Overview of utility functions like data import/export and reader settings.

4.7 Maintenance Screen Operation

Accessing various maintenance functions like database, LAN, and calibration.

4.8 Changing Device Parameters

Detailed guide on how to change various device settings via measurement, print, and communication tabs.

4.9 Cleaning

Instructions for cleaning the device's measuring window and printer to maintain performance.

4.10 List of Replacement Parts

Lists consumable parts that can be replaced, such as printer and chinrest paper.

5. SPECIFICATIONS AND ACCESSORIES

5.1 Classifications

Classifies the device based on electrical shock, EMC, safety, and operating standards.

5.2 Specifications

Details the technical specifications for measurement accuracy, ranges, and device capabilities.

5.3 Standard Configuration

Lists the standard and optional accessories included with the OPD-Scan III device.

6. APPENDIX

6.1 Glossary

Provides definitions for technical terms used throughout the operator's manual.

6.2 List of Abbreviations

Lists abbreviations and their full meanings used in the device and operator's manual.

6.3 EMC (ELECTROMAGNETIC COMPATIBILITY)

Details the device's compliance with electromagnetic compatibility standards.