LumiraDx INR Test

LumiraDx INR test pack
LumiraDx INR test pack

 LumiraDx INR Test description

  • Thrombin activation assay – the coagulation cascade is activated by the test reagents and INR is calculated from the measured PT-time
  • Emitting fluorescence is detected at a threshold point and time to reach this is measured
  • Haematocrit is also determined on the strip to ensure patients are within the 25-55% range
  • Results compared to the Instrumentation Laboratory ACL Elite lab reference method

Built-in Quality Controls

Instrument and Test Strips are highly integrated and have several quality control functions. The Instrument contains a number of automated checks of the correct functioning of the Instrument at power on and during operation.

LumiraDx INR Quality Controls

Quality Controls are available from LumiraDx and are intended for liquid quality control testing performed on the Instrument when used with the INR Test Strip.

LumiraDx INR Controls pack.jpg
Displayed results INR
Storage temperature Between 5 ºC and 32 ºC (41 ºF and 89 ºF)
Operating temperature Between 15 ºC and 30 ºC (59 ºF and 86 ºF)
Measuring range 0.8–7.5 INR
Sample size Capillary: 8 µL
Sample type Fresh capillary whole blood – taken by finger-stick or via non-anticoagulated transfer tube
Time to result INR results in 60–90 seconds*
ISI Approx. 1.0
Interferences See INR Test Product Insert for details