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UD-8000
Tomey UD-8000 User Manual
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■
4-2
4. Personal
A-Constant
A
= P +
AREF
･
RF + 2.5L
+ 0.9K - COR
Where:
AREF: Eye refractive power after surgery (D)
RF
: Refractive factor
P > 16
→
RF = 1.25
P
≤
16
→
RF = 1
COR :
Correction
L
< 20.0
→
COR = 3
20.0
≤
L
< 21.0
→
COR = 2
21.0
≤
L
< 22.0
→
COR = 1
22.0
≤
L
< 24.5
→
COR = 0
24.5
≤
L
→
COR = -0.5
307
309
Table of Contents
How to Read this Manual
7
Outline
7
Symbols Used in this Manual
8
Table of Contents
9
Prior to Use
15
Precautions for Operation
15
Glossary
20
Checking Package Contents
23
Overview
24
B-Mode Image Diagnostic Function
24
Axial Length Measurement Auxiliary Function
24
Axial Length Measurement Result Display Function (Only When Connecting AL-4000/OA-1000)
25
Pachymetry Measurement Result Display Function (Only When Connecting AL-4000)
25
A-Scan Diagnosis Result Display (Only When AL-4000 Is Connected)
25
Names and Functions
27
Front of the Main Unit
27
Back of the Main Unit
29
Screen
31
Basic Structure and Common Items
31
B-Mode Image Diagnosis
34
Axial Length Measurement Auxiliary Function
39
Biometry Function (Available Only While AL-4000 Is Connected)
41
Light Interference (Opt) Function (Available Only While OA-1000 Is Connected)
45
IOL Calculation Screen
48
Pachymetry Function (Available Only While AL-4000 Is Connected)
51
A-Scan Diagnosis (Only When AL-4000 Is Connected)
53
Operation Procedures
57
Safety Precautions
57
Precautions for Installing the Instrument
58
Precautions for Connecting the Power Cord
59
Preparation before Use
60
Connections
60
Wireless Communication Connection with AL-4000 Measuring Unit
76
Turning the Power on and Adjustment after Turning the Power on
80
Selecting an Eye
83
Entering/Modifying Patient Information
84
All Clear of Measurement Data (Preparation for Measuring a New Patient)
90
Switching Modes
91
B-Mode Image Diagnosis
94
Selecting a Probe
94
Displaying Probe Angle
95
Adjustment by Gain Setting Knobs
98
Patient Preparation
100
Obtaining Ultrasound Image
101
Various Functions in FREEZE Mode
104
Various Functions in Real Time Mode
157
Biometry Support Function
163
Obtaining Ultrasound Image
164
Various Functions in FREEZE Mode
167
Various Functions in Real Time Mode
170
Axial Length Measurement Display Function (Available Only When AL-4000 Is Connected)
173
Setting Measurement Conditions
173
Measurement
177
Checking Waveforms after Measurement
181
Calculation Functions in Light Interference (Opt) Mode
188
Selection of Patient ID Handling Method
188
Capturing Measurement Data
188
Displaying Waveform of Arbitrary Measurement Data
189
Selecting Specific Axial Length Data to be Used in Calculating IOL Power
191
Deleting and Recovering Specified Measurement Data
192
Caliper Function
194
IOL Power Calculation
196
Calculation
197
Entering Calculation Parameters
198
Setting IOL Power Formula
204
Entering Data after Surgery
205
R/L Alignment Display Function
206
Corneal Thickness Measurement Display Function (Available Only When AL-4000 Is Connected)
207
Setting the Data Type to be Displayed
207
Setting Measurement Conditions
207
Measurement
220
Checking the Measurement Data
222
A-Scan Image Diagnosis Display (Only When AL-4000 Is Connected)
225
Switching to the A-Scan Diagnosis Display
225
Setting Analysis Method
226
Measurement
227
Various Functions in FREEZE Mode
229
Various Functions in Real Time Mode
232
Analysis Function
233
Storing Data in USB Memory (Axial Length Measurement Display/Corneal Thickness Measurement Display)
237
Outputting Examination Data (Axial Length Measurement Display/Corneal Thickness Measurement Display)
238
Printing
238
The Content of Printing from Built-In Printer
239
Transferring Measurement Data (Axial Length Measurement Display/Corneal Thickness Measurement Display)
252
Utilities
254
Buttons and Icons on the Screen
255
Operations for each Setting
265
Technical Information
307
IOL Power Calculation Formula
307
SRK-II Formula
307
SRK/T Formula
309
HOLLADAY Formula
311
Hoffer Q Formula
313
HAIGIS Optimized Formula / HAIGIS Standard Formula
315
SRK SHOWA Formula
317
Double K SRK/T
318
How to Calculate Axial Length Using the Biometry Function
320
Phakic Eye
320
Dense Cataract Eye
321
Aphakic Eye
321
IOL Eye
321
Amplifier Characteristics of the A-Scan Diagnosis
322
Checking the Software Version
322
Ultrasound Wave Output
322
MI (Mechanical Index)
322
TIS (Thermal Index of Soft Tissue)
322
Inspection and Maintenance
323
Warranty
323
Operation Life
323
Inspection
324
Routine Maintenance
325
Maintenance of Measurement Probes
326
Maintenance of Main Unit
329
Replacing Consumables
330
Built-In Printer Paper
330
Fuses
331
Storing
332
Disposal
333
Troubleshooting
335
Consumables and Optional Equipment
351
Spare Parts
351
Optional Parts
352
Specifications
353
Function Specifications (Measurement/Diagnoses/Operation Method Etc.)
353
Dimensions and Weights
354
Display
354
Power Source
354
Energy and Other Consumption
355
Influences of Ultrasound Energy on the Human Body
355
Ultrasound Energy
356
Noise
360
Operating Environment
360
Classification
361
Declaration of Conformity to EMC
362
4
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Tomey UD-8000 Specifications
General
Brand
Tomey
Model
UD-8000
Category
Medical Equipment
Language
English
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