SonoSite S-Cath - Page 7

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Chapter 5: Troubleshooting and Maintenance
Troubleshooting ...........................................................................................................55
Software licensing .......................................................................................................55
Maintenance ..................................................................................................................56
Cleaning and disinfecting the ultrasound system ..................................57
Cleaning and disinfecting transducers .......................................................58
Cleaning and disinfecting the battery or USB keyboard ......................59
Recommended disinfectants ..................................................................................60
Chapter 6: Safety
Ergonomic safety .........................................................................................................67
Position the system ............................................................................................68
Position yourself ..................................................................................................68
Take breaks, exercise, and vary activities ...................................................68
Electrical safety classification ..................................................................................69
Electrical safety .............................................................................................................70
Equipment safety .........................................................................................................72
Battery safety .................................................................................................................72
Clinical safety .................................................................................................................73
Hazardous materials ...................................................................................................74
Electromagnetic compatibility ...............................................................................74
Manufacturer’s declaration .............................................................................75
ALARA principle ...........................................................................................................79
Applying ALARA ..................................................................................................79
Direct controls .....................................................................................................80
Indirect controls ..................................................................................................80
Receiver controls .................................................................................................80
Acoustic artifacts ..........................................................................................................80
Guidelines for reducing MI and TI ..........................................................................81
Output display ..............................................................................................................83
MI and TI output display accuracy ................................................................84
Factors that contribute to display uncertainty ........................................84
Related guidance documents ........................................................................85
Transducer surface temperature rise ....................................................................85
Acoustic output measurement ...............................................................................86
In Situ, derated, and water value intensities .............................................86
Tissue models and equipment survey ........................................................87
Acoustic output tables ...............................................................................................88
Terms used in the acoustic output tables ............................................... 119
Acoustic measurement precision and uncertainty ............................. 121
Labeling symbols ...................................................................................................... 122
Chapter 7: References
Measurement accuracy .......................................................................................... 127
Sources of measurement errors .......................................................................... 128