NIHem WF NIHem USB

The ultimate compact solution for tonometry data acquisition and analysis.


  • WiFi link to laptop or tablet computer
  • WPA2-PSK (AES) security
  • Supports tonometry and ECG acquisition
  • Proprietary, easy-to-use fingertip tonometer
  • Tonometry of brachial, radial, femoral and carotid arteries
  • Carotid-femoral pulse wave velocity – the gold standard measure of aortic stiffness
  • Central pressure waveform analysis
  • For research only

The ultimate noninvasive hemodynamic workstation for tonometry, blood pressure and comprehensive pressure-flow data acquisition and analysis

  • Proprietary, easy-to-use fingertip tonometer
  • Automatic or auscultatory blood pressure with playback and overread capability
  • Tonometry of brachial, radial, femoral and carotid arteries
  • Carotid-femoral pulse wave velocity – the gold standard measure of aortic stiffness
  • Central pressure waveform analysis
  • Doppler input and spectral analysis with signal averaging and automatic flow waveform extraction
  • Central pressure-flow analysis:
    • Characteristic impedance
    • Waveform separation from measured pressure and flow
    • True forward and backward wave amplitudes and global reflection coefficient
  • Batch mode analysis facilitates high-throughput work flow
  • For research only