cobas b 121 system

cobas b 121 system 01

cobas b 121 system

Quick and efficient testing in critical care

  • Lab-quality results in under a minute for up to 10 key critical care blood parameters including:
    • blood gas
    • electrolytes
    • total hemoglobin
    • oxygen saturation
    • hematocrit
  • Easy handling
  • Minimal maintenance
  • Throughput of up to 30 samples per hour
  • Can be customized to meet varied testing needs with its broad parameter menu

  • Throughput: 30 samples per hour
  • Low sample volume: 60 μL allows use in neonatal settings
  • Barcode scan prevents patient data mix-up
  • Durable and robust with low maintenance electrodes
  • Graphical user interface ensures ease of operation
  • Liquid calibration for added convenience
  • Can be connected to a network via the cobas bge link software (for remote control) and to the cobas POC IT solution for more comprehensive data management
  • Complete documentation of results including patient and operator identification

cobas b 121 system versions b 121 b 121 bge
pH / blood gas (pO2, pCO2, pH) 

Electrolytes (Na+, K+, Ca2+, CI-) / Hematocrit


Auto QC

Extended blood gas profile

  • Blood gases pH, PO2, PCO2
  • Total hemoglobin tHb
  • Oxygen saturation SO2
  • Hematocrit Hct

Extended emergency profile

  • Blood gases pH, PO2, PCO2
  • Electrolytes Na, K, iCa, Cl
  • Total hemoglobin tHb
  • Oxygen saturation SO2
  • Hematocrit Hct

Rapid test results for 10 of the most important critical care parameters

The cobas b 121 system is a low cost option that delivers benefits in a number of key areas:

Meets varied testing needs

  • Of different departments through the broad parameter menu and throughput

Increased security and confidence

  • Providing laboratory-quality results at the Point of Care

Highest quality and full traceability

  • Automated Quality Control with documentation software for certification requirements