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Beckman Coulter, UniCel DxH 600 (Hematology 2014)

Параметр Значение Ед. измерения
Основные параметры
Accommodates bar-code placement per CLSI standard Auto2A yes
Accuracy of automated differential compared with manual differential (per CLSI H-20A2) neut= ±2.0; lymph, mono= ±3.0; eso, baso= ±1.0 (or 10%, whichever is greater)
Archives patient data/Previous patient results included with recent results —/no
Bar-code symbologies read on specimen tube Codabar, codes 39 and 128, interleaved 2 of 5, NW7
Differential method(s) used flow cytometric digital analysis using volume, conductivity, and five angles of light scatter, digital signal processing, advanced algorithm applications, high-definition cellular resolution, DataFusion
Distinguishing features (supplied by company) integrated automation with auto repeat-reflex testing based on extended onboard user-defined decision rules; single aspiration pathway negates mode-to-mode comparisons; flow cytometric digital morphology with five angles of light scatter; separate channel for WBC, NRBC, reticulocyte analysis; digital signal processing, DataFusion
First year installed in U.S./Outside U.S./No. of units sold in 2011 2013/2013/—
Histogram display: color with thresholds yes
Information transferred on LIS interface numeric and flag results, histograms and scatterplots, instrument to LIS; patient demographics, orders, LIS to instrument—broadcast; host query for patient demographics and orders (available with release of workcell)
Interface available or planned to automated specimen-handling system Beckman Coulter
Interfering substances: Differential elevated triglycerides, precipitated elevated proteins
Interfering substances: Hemoglobin severe lipemia, heparin, certain unusual RBC abnormalities that resist lysing
Interfering substances: MCV or Hct very high WBC count, high concentration of very large platelets, autoagglutinins
Interfering substances: Platelet platelet clumps, white cell fragments, very small red cells, red cell fragments, giant platelets, electronic noise
Interfering substances: RBC very high WBC count, high concentration of very large platelets, autoagglutinins
Interfering substances: WBC precipitated elevated proteins, cryoglobulin, fragmented white cells, agglutinated white cells, lyse-resistant red cells, giant platelets, platelet clumps, unlysed particles >35 fL in size
Linearity: Hemoglobin/platelet 0.10–25.50/3.0–3000.0
Linearity: MCV (fL) or Hct (%) 50.00–150.00 (MCV)
Linearity: WBC count/RBC count 0.050–400.000/0.005–8.500
LIS interface formats supported CLSI LIS01-A2
Listing of machine codes and corresponding LOINC for each test no
LOINC codes transmitted with all results no
Manufacturer can perform diagnostics via modem yes
Maximum archived data accessible when system online 40,000 standalone
Maximum CBCs per hour/Maximum CBCs and differentials per hour >100/>90
Microsample capability yes
Minimum specimen volume open/Closed/Sample dead volume closed 165 µL/165 µL/300–400 µL
No. specimens for which histo/cytogram results saved in memory at once 40 000
No. specimens for which numeric results saved in memory at once 40,000 standalone
No. units installed in U.S./Outside U.S./List price >235/>100/$209,000
Number of automatic slidemakers available/List price —/DxH SMS $165,000
Onboard diagnostics for troubleshooting/Limited to software problems yes/no
Parameters for flags for holding samples defined by user or vendor yes
Performs delta checks yes
Precision: Hemoglobin/platelet ?1.5%/?3.5%
Precision: MCV or Hct ?1.0% (MCV)
Precision: WBC count/RBC count ?3.0%/?1.5%
Prepares microscope slides automatically or flags problems for slide prep yes
Scattergram display: cell-specific color yes
Sent in message to LIS no
Tags and holds results for followup, confirmatory testing, or rerun yes
Test menu: Chartable (standard menu: WBC, RBC, Hb, Hct, MCV, MCH, MCHC, PLT, %&# neut, mono, lymph, eos, baso) standard menu (left) plus: IRF, MPV, MRV, NRBC %&#, RDW-CV, RDW-SD, automated retic #, retic %; body fluids: total nucleated count and RBC count for synovial, serous, CSF fluids
Test menu: Flags suspect, system, and exception messages for samples requiring review
Tests for research use only body fluid mononuclear %&#, body fluid polymorphonuclear %&#, early granulated cells %&#, high light scatter reticulocytes %&#, low hemoglobin density, microcytic anemia factor, mean sphered cell volume, plateletcrit, platelet distribution width, reticulocyte distribution width, more
Tests in development
Tests unique to analyzer
Time required for maintenance by lab personnel
User interface can display choice of specimen/result information yes