Part I Service Scenarios
Maintenance 43
2 Maintenance
2.1 Maintenance
2.1.1 Tools, Measuring Instruments and Consumables
Table 2-1 List of tools and measuring instruments
Tool/Measuring
Instrument
Quantity Remarks
Plastic or resin container 1 For holding normal saline, capable of accommodating
two ultrasound probes
Soft brush 1 About a toothbrush size, with a soft brush head
Small plastic pot 1 For holding soapsuds
Safety tester 1 See Part III Appendix: 3 Electrical Safety
Maintenance.
Table 2-2 List of tools and measuring instruments
Consumable Quantity Remarks
Aluminum foil About 1 m /
Normal saline solution About 1000 mL Half of the container volume to
immerse the probe
(concentration 0.85–0.95%)
Mild soapsuds About 400 mL /
Dry soft cloth/cotton cloth 5 /
2.1.2 Regular Maintenance Items
Table 2-3 Maintenance items and frequency
No. Item
Recommended
Frequency
Maintenance
Personnel
Method
Terminal
User
Engineer
1 Cleaning the dust filters 1 time/month ● ● See Part I Service
Scenarios: 2.1.3
Daily Maintenance.
2 Cleaning the display 1 time/month ● ●
3 Cleaning the trackball 1 time/month ● ●
4 Cleaning the control
panel
1 time/month ● ●