Share on:

Equipment

Data acquisition/conversion hardware

  • SCXI DAQ System (2) — National Instruments
    • Cabled to the PC, which houses an adaptor for analog to digital conversion; has 32 analog, 12 thermal, and several digital inputs
  • DAQPad-6070E (2) — National Instruments
    • Cabled to the PC via FireWire; has eight analog and eight digital inputs
  • DI-720-USB (2) — DATAQ Instruments, Inc.
    • Cabled to the PC via USB; has 16 analog inputs
  • Analog Input Device (AID) (2) — WR Medical Systems
    • Converts pressure (mmHg) from a chest bellows and breathing device to an analog voltage; used for deep breathing and Valsalva maneuver

Data acquisition software

  • Labview — National Instruments
  • WinDaq Pro + — WinDaq

Instruments

  • Cardiac monitors (2) — IVY Biomedical Systems
    • Model 101
  • Finometer (2) — Finapres Medical Systems
    • Used to noninvasively acquire beat-to-beat blood pressure measurements
  • Quantitative Sudomotor Axon Reflex Test (QSART) System
    • Comprised of four sudorometers (with associated constant current generators), multicompartmental sweat cells, and gas supply
    • Developed by Dr. Phillip Low and the Mayo Clinic Section of Engineering
  • Laser Doppler flowmeters
    • Measures skin blood flow
      • TSI Laserflo Blood Perfusion Monitor Model 403A (2) — TSI Inc.
      • LDV-5000 (1) — MedPacific Corp.
      • Periflux Laser Doppler Flowmeter (1) — Medex Inc.
  • Transcranial Doppler System — Multigon Industries Inc.
    • Measures cerebral blood flow velocity beat-to-beat
      • Model 500M
  • Electroencephalography — Grass Instruments Co.
    • Grass EEG Model 8-16 C
  • Mesenteric Artery Ultrasound Unit — Toshiba America Medical Systems Inc.
    • 2-D ultrasound system used for measurements of superior mesenteric artery blood flow
      • SSH-140 Ultrasound System
  • Microneurography units — Grass Instruments Co.
    • Used for multi-unit recording of postganglionic muscle and skin sympathetic nerves; can also be used to record activity of some peripheral sensory nerves
      • Grass S44 Stimulator
      • Grass SIU5 Stimulus Isolation Unit
      • Grass CCU 1 A Constant Current Unit
  • Plethysmography — D.E. Hokanson, Inc.
    • Permits the recording of arterial blood flow, venous filling and transcapillary flux
      • Model TL-400 Vascular Diagnostic System; Model E 20 Rapid Cuff Inflator; Model AG 101 Cuff Inflator Air Source
      • EC6 plethysmograph units (3)
  • CO2 monitor — Puritan Bennett
    • Measures end-tidal CO2
      • 254 Airway Gas Monitor
  • Respiratory unit — Medical Graphics Corporation
    • Used for ventilation studies
      • MedGraphic Cardiorespiratory Diagnostic System
  • TestWorks Complete Autonomic Reflex Test Lab — WR Medical Electronics
    • FDA-approved version of the Mayo quantitative autonomic reflex lab
  • ART381604