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Mindray A7 Operating Instructions
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Abbreviations, Symbol
s
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E - 4
046-004
667-00
A7™ O
perating Instructions
E.2
Symb
ols
SYMBOL
DESCRIPTION
SYMBOL
DESCRIPTION
-
minus
>
great
er than
%
percent
≤
less than or equal to
/
per
, divi
de, or
≥
greater than or equal to
≈
appro
ximately
±
plus or minus
^p
o
w
e
r
×
m
u
l
t
i
p
l
y
+p
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s
©
c
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i
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q
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™
t
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a
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<
less than
®
registered trademark
297
299
Table of Contents
Default Chapter
1
Operating Instructions
1
Table of Contents
5
Foreword
13
Indications for Use
13
Responsibilities of Operators
13
Warnings, Cautions, and Notes
13
Warnings
14
Cautions
20
Notes
23
Warranty Statements
25
Disclaimers
25
Phone Numbers and How to Get Assistance
26
Manufacturer's Responsibility
26
Manufacturer and Address
26
Symbols
26
Product Description
31
General System Overview
32
General Description
32
Key Features
33
Fresh Gas Dosing
34
Flow Control
34
Flow/Pressure Sensing
34
Vaporizer Mounting
34
Anesthesia Ventilator
35
Breathing System
35
Active Anesthetic Gas Scavenging System (AGSS)
36
Passive Anesthetic Gas Scavenging System (AGSS)
36
Negative Pressure Device
36
Power Management / Battery Supply
36
Workplace Ergonomics
38
Hook
38
Physical Views
39
Main Unit (Front View)
39
Main Unit (Rear View)
42
Main Unit (Left View)
44
Main Unit (Right View)
45
Main Unit (Top View)
46
Breathing System (Top View)
47
Breathing System (Left View)
48
Active Anesthetic Gas Scavenging System (AGSS) (Top, Right, and Rear Views)
50
Passive Anesthetic Gas Scavenging System (AGSS) (Right View)
51
Negative Pressure Suction Device
52
Installation
53
Unpacking
55
Initial Setup
56
Install the Vaporizer
57
Filling and Draining the Vaporizer
59
Install the Suction Canister
60
Turn on the Vacuum Regulator
61
Turn off the Negative Pressure Suction Device
61
System Interface
63
Main Screen Components
64
System Information Header
66
Elapsed / Countdown Timer
66
Patient Size
67
Alarm and Prompt Messages
67
Alarm Silence Icon
68
Date and Time
69
Battery Status
70
Fresh Gas Flow Display
71
Electronic Flow Control System
71
Total Flow Control Mode
71
Direct Flow Control Mode
72
Fresh Gas Flow Optimizer® (Software Bundle Version 02.09.00 and Later)
73
Flow Pause (Software Bundle Version 02.09.00 and Later)
76
Backup Flow Control System
77
Waveforms Tab
78
Waveforms Autoscaling
78
Waveforms Manual Scaling
79
Spirometry Tab
80
Loop Type
82
Show Reference
83
Save Loop
83
Review Loops Button
84
Demographics Tab
86
Ventilation Mode Tabs
87
Measured Values Area
89
System Softkeys
90
Setup Softkey
90
Alarms Softkey
90
Silence Softkey
90
Capture Event Softkey
90
History Softkey
90
List Trends
90
Graphic Trends
93
Event Log
96
General Tab
98
Display Tab
100
Waveform Display
103
System Tab
104
Network Configuration
109
Service Tab
111
Preoperative Tests
113
Preoperative Test Schedules
114
Test Intervals
114
Inspect the System
115
Pre-Operative Checkout List
116
Introduction
116
Suggested Pre-Operative Checkout List
116
System Self-Test
118
Leak and Compliance Tests
120
Automatic Circuit Leak and Compliance Test
120
Manual Circuit Leak Test
125
Automatic Backup Flow Control Test
128
Preoperative Check List (Software Bundle Version 02.09.00 and Later)
130
Power Failure Alarm Test
131
Pipeline Tests
131
Pipeline Test
131
N 2 O Pipeline Test
131
Air Pipeline Test
132
Basic Ventilation Testing
132
Cylinder Tests
133
Check the Cylinder Pressure
133
O 2 Cylinder High Pressure Leak Test
133
N 2 O Cylinder High Pressure Leak Test
133
Air Cylinder High Pressure Leak Test
133
Flow Control System Test
134
Vaporizer Tests
135
Vaporizer Back Pressure Test
135
Manual Leak Test
136
Vaporizer Leak Test
136
Breathing System Tests
137
Bellows Test
137
Breathing System Leak Test in Manual Ventilation Status
137
APL Valve Test
138
Alarm Tests
139
Prepare for Alarm Tests
139
Test the O Concentration Monitoring and Alarms
140
Test the Low Minute Volume (MV) Alarm
140
Test the Apnea Alarm
140
Test the Continuous Airway Pressure Alarm
141
Test the High Paw Alarm
141
Test the Low Paw Alarm
141
Preoperative Preparations
141
Inspect the Active AGSS
142
Inspect the Negative Pressure Suction Device
142
Operations
143
Powering on the A7 Anesthesia System
144
Powering off the A7 Anesthesia System
144
Patient Setup
145
End Case / Standby Mode
145
Select the Patient Size (Adult, Pediatric, Infant)
147
Input Fresh Gas
147
Set O O and Air Inputs
147
Set Anesthetic Agent
148
Select the Desired Anesthetic Agent
148
Adjust the Concentration of Anesthetic Agent
148
Ventilation Modes
149
Monitored Parameters
149
Change Ventilation Mode
149
Set Manual Ventilation Mode
150
Make Settings before Starting Mechanical Ventilation Mode
152
Volume Control Ventilation (VCV)
152
To Set VCV Mode
153
Pressure Control Ventilation (PCV)
153
To Set PCV Mode
154
Synchronized Intermittent Mandatory Ventilation (SIMV)
154
Pressure Support in Synchronized Intermittent Mandatory Ventilation (SIMV)
155
Synchronized Intermittent Mandatory Ventilation-Volume Control (SIMV-VC)
155
Synchronized Intermittent Mandatory Ventilation-Pressure Control (SIMV-PC)
155
To Set SIMV-VC or SIMV-PC Mode
156
Pressure Support Ventilation (PS)
157
To Set PS Mode
157
Auxiliary Common Gas Outlet (ACGO) Mode
158
Monitor Mode
158
Start Mechanical Ventilation
160
Stop Mechanical Ventilation
160
Relationships of Ventilation Parameters
160
Parameter Monitoring (Numerics)
160
Pressure
160
Volume
161
Gas
161
Parameter Monitoring (Waveforms)
162
Pressure Waveform
162
Auto-Zeroing the Pressure Sensors
162
Flow Waveform
162
Volume Waveform
163
Gas Waveform
163
Waveform Autoscaling
165
Parameter Monitoring (Spirometry)
165
Alarms and Messages
170
Introduction
170
Alarm System Self-Test
170
Types of Alarms and Messages
171
Alarm Indicators
172
Displaying Alarms
173
Displayed Order of Alarm Messages
174
Setting Alarm Volume
175
Silencing Alarms
176
Alarm Limits
177
Setting Alarm Limits
177
Loading Alarm Defaults
180
Auto Alarm Limits
181
Alarm and Prompt Messages
182
Physiological Alarm Messages
183
Technical Alarm Messages
185
Startup Alarm Messages
185
CPU Board Runtime Alarm
188
Power Board Runtime Alarm
189
Flow Control System Runtime Alarm
190
Ventilator Control Board Runtime Alarm
191
Anesthetic Gas (AG) Module Alarm Messages
193
Prompt Messages
196
Prompt Messages Displayed in Alarm Area
196
Prompt Messages Displayed in Pop-Up Area
197
Maintenance
199
Theory of Operation
201
Block Diagram
201
Maintenance Schedule
202
Breathing System Maintenance
202
Flow Sensor Calibration
203
Water Build-Up in the Flow Sensor
204
Prevent Water Build-Up
204
Clear Water Build-Up
204
AGSS Transfer Tube Maintenance
205
Electrical Safety Inspection
205
Cleaning and Disinfection
206
General Guidelines
206
Cleaning and Disinfecting Agents / Autoclaving
206
External Surfaces
208
Bellows Assembly
208
Inspiration and Expiration Valves
211
APL Valve
214
PAW Gauge
215
Bag Arm
216
Absorber Canister
217
Breathing System Block
220
Active AGSS (Anesthetic Gas Scavenging System) and AGSS Transfer Hose
223
Regular Maintenance
224
AG and O2 Concentration Monitoring
226
Introduction
226
Understand MAC Values
227
Agent Usage Calculation
228
Agent Consumption Speed (Software Bundle Version 02.11.00 or Later)
229
Identify External AG Modules
229
Prepare to Measure AG
230
Make AG Settings
231
Set CO2 Unit
231
Set CO2 Placement
231
Set CO2 Scale
231
Gas Bench Flow Rate
231
Set Alarm Limits
232
Measurement Limitations
233
Troubleshooting
233
Sample Gas Recirculation
234
Calibrate the AG Module
235
Product Specifications
237
Standards Compliance
238
Safety Designations
239
Oxygen Enriched Environments
240
Wiring and PC Board Materials
240
Physical Specifications
241
Stability Configurations and Conditions
241
Environmental Specifications
242
Electrical Specifications
242
Main Electrical Power Specifications
242
Battery Power Specifications
242
Auxiliary Electrical Outlets
243
Communication Ports
243
Pneumatic Specifications
243
Pipeline Supply
243
Cylinder Supply
244
Auxiliary Common Gas Outlet (ACGO)
244
Vaporizer Connections
244
Drive Gas
244
O 2 Controls
244
Breathing System Specifications
245
Breathing System Volume
245
CO 2 Absorber Assembly
245
Water Collection Cup
245
Breathing System Connections
245
APL Valve
245
Resistance
247
Breathing System Temperature Controller
249
Breathing Circuit Parameters
249
Materials
249
Anesthetic Gas Scavenging System (AGSS)
249
Suction Device
249
Monitor Module
250
AG Module
250
Alarms
252
Effect of Interfering Gas on AG Measured Value
253
Monitor Mode
254
Agent Consumption Calculation and Agent Consumption Speed
254
Ventilator Specifications
254
Displays and Controls Specifications
256
Electronic Controls
256
Pneumatic Controls
257
Alarms
258
Safety Specifications
258
ASTM F 1208 - 89 (2005) Disclosures
259
Leakage of Breathing System
259
Resistance of Breathing Systems
260
CO 2 Absorber Resistance
260
CO 2 Absorber Capacity
260
Unidirectional Valve Opening Pressure
260
Data Storage (Non-Volatile) and Recording
260
Response Time of the A7 to an Increase in O2 Concentration (from 21% to 90%/100%)
261
Electromagnetic Compatibility
262
Accessories
267
Accessory Kits
268
AG Accessories
268
CO 2 Absorbent
268
CO2 Absorbent
268
Gas Cylinder Accessories
268
Gas Supply Hoses
269
Manuals and Reference Cards
269
Mounting Accessories
269
Networking and USB Storage
270
Vaporizers
270
Scavenging Accessories
271
User Accessible Spare Parts
274
Active AGSS
274
Breathing System
274
CO 2 Absorbent Canister
274
Flow Sensor
274
Gas Cylinder Accessories
275
Negative Pressure Suction Device
275
Battery
275
Parameters and Factory Defaults
277
Waveform/Spirometry Tabs
278
Alarm Limits
278
Alarm Limits
279
Setup Menu
280
Alarm Volume
282
History
282
Date and Time
282
Demographics
283
Ventilation Modes
283
Linked Ventilation Parameter
287
Ventilation Parameter Relationships
289
Pneumatic Diagram
291
Pneumatic Diagram of the A7 System
291
Abbreviations, Symbols, and Units of Measure
295
Abbreviations
296
Symbols
298
Units of Measure
299
Attention Symbols
300
Preparation for Malignant Hyperthermia Susceptible Patients
307
Malignant Hyperthermia Causes, Effects and Treatment
308
Malignant Hyperthermia Washout
308
Washout Procedure for Malignant Hyperthermia Susceptible Patients with A7 Anesthesia Delivery Systems
308
References
310
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Mindray A7 Specifications
General
Brand
Mindray
Model
A7
Category
Medical Equipment
Language
English
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