Prima 451 – User Manual iii
Contents
Page No
.
User Responsibility .........................................................................................1
1. Warnings and Cautions ....................................................................................2
2. Purpose .................................................................................................5
3. Description ..............................................................................................6
3.1 General Construction ................................................................................ 6
3.2 Gas Circuit ......................................................................................... 6
Gas Circuit Schematic ................................................................................ 7
3.3 Gas Supply Safety Devices ............................................................................. 8
3.4 Mechanical Anti-hypoxic Device (AHD) .................................................................. 9
3.5 Pressure Gauges .................................................................................... 9
3.6 Flowmeters and Controls ............................................................................ 11
3.7 Vaporizers ......................................................................................... 11
3.8 Common Gas Outlet (CGO) ........................................................................... 12
3.9 Electrical Power Supply .............................................................................. 12
3.10 Auxiliary Gas Outlets ............................................................................... 14
3.11 A200SP Absorber .................................................................................. 14
3.12 AV-S Ventilator .................................................................................... 14
3.13 Nuffield 200 Ventilator .............................................................................. 14
4. Specification ............................................................................................15
4.1 Physical Dimensions ................................................................................. 15
4.2 Gas Supplies ....................................................................................... 15
4.3 Flowmeters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.4 Gas Pressures ..................................................................................... 16
4.5 Auxiliary Gas Outlets ................................................................................ 16
4.6 Oxygen Failure Warning Devices ....................................................................... 16
4.7 Oxygen Flush ...................................................................................... 17
4.8 Mechanical AHD System ............................................................................. 17
4.9 Environmental ..................................................................................... 17
4.10 Electrical Supply .................................................................................. 17
4.11 Device Classification and Labelling .................................................................... 21
5. Installation and Pre-use Checks ...........................................................................19
5.1 General Pre-use Check List .......................................................................... 21
5.2 Pre-use Checks - Gas Supply ......................................................................... 21
5.2.1 Gas Pipeline Supplies ........................................................................... 21
5.2.2 Gas Cylinder Supplies .......................................................................... 21
5.2.3 Flowmeters ................................................................................... 22
5.2.4 Machine Low Pressure Leak Test ................................................................. 22
5.2.5 Oxygen Flush .................................................................................. 22
5.3 Vaporizers ......................................................................................... 23
5.4 Electrical Supply ................................................................................... 24
5.5 Patient Breathing System ............................................................................ 24
5.6 Anaesthetic Gas Scavenge System (AGSS) .............................................................. 27
5.7 AV-S Ventilator ..................................................................................... 27
5.8 Nuffield 200 Ventilator ............................................................................... 27