RT-7200 Auto Hematology Analyzer User’s Manual
4.2 X-B QC
X-B QC does not use QC sample, same as QC of QC sample, it belongs to instrument
quality monitoring method, they can reflect machine inspection quality from different aspects,
and not interchangeable. X-B QC data stem from random sample, not classified according to
disease type. The given value and upper and lower limits comprise a reference range,
observe trend of each lot of X-B values in reference range.
The instrument makes X-B QC of all 20 parameters, quantity of samples for X-B numeric
analysis in each lot is within 20-200, the default is 20.
4.2.1 X-B QC setting
Fig.4-7 X-B QC setting
If X-B analysis is “On”, samples are tested and also taken as X-B QC analysis data.
X-B QC target value and limits are calculated and filled out by user manually. Parameter
target value is the average of statistic calculation result of sample data after test in this
region, samples shall reach a certain amount, its recommended quantity is above 1000, and
sample source shall be verified to be random, data reference values of different regions will
be different. Limits choice is recommended to be 5%-10%.
z Save: save QC setting data.
z Items: user can select QC of all parameters, or select QC of some parameters.
z Delete: delete X-B QC data, including setting data and test data.
z Send: use instrument RS-232 serial port to transfer X-B QC setting data to designated
receiver. Before sending, please use RS-232 serial port cable to connect RT-7200 to
equipment to receive data, start up and set up receiver software parameters. For
instrument transfer terminal parameter setting, please refer to Chapter 7 “System
Setting”.
z Help: display system help.
z Exit: return to main screen.
4.2.2 X-B QC list
The instrument can save at most 2000 X-B QC data, open X-B QC list, as shown below:
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