Mindray M9 User Manual

5-14 Checking Performance and Functions
4.
In non-frozen mode, a distant target may be similar to a noise dot which should
be discarded.
Image effect is show in figure below:
5.5.2.3 Geometric Positioning Accuracy
 Axial Geometric Positioning Accuracy
Test Procedure:
1. Adjusting steps are the same with the Maximum Detection Depth.
2. Record the separation values with measuring caliper in step of 20 mm on the axial target
group.
3. Select all measurement values deviating largely from 20 mm, and calculate the error by the
following formula.

Mindray M9 Specifications

General

Type	Portable Ultrasound System
Battery	Rechargeable lithium-ion battery
Battery Life	Up to 90 minutes
Display	15.6 inch high resolution LED monitor
Imaging Modes	B, M, Color, Power, PW, CW
Transducers	Linear, Convex, Phased Array
Transducer Ports	3
Probe Connectors	3
Connectivity	DICOM, USB, HDMI
Operating System	Windows-based