SKU: 1000-1
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NDD EasyOne Plus Diagnostic Spirometry System II


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The EasyOne Plus is an easy-to-use diagnostic spirometer that can perform a full range of tests (FVC, FVL, MVV). It works well in primary care, industrial, hospital, and specialty physician situations. It is very accurate. The digital ultrasonic flow measurement gives fast and reliable results. This unit meets the 1994 ATS recommendations for diagnostic spirometry and also meets the NIOSH/OSHA and SSD guidelines. An automated comparison to predicted values (NHANES III, Knudson, Morris, Crapo, Dockery, Hsu) pre/post comparisons, and interpretation of results. This unit has automated QC and a graphic curve display.


NDD Advantage:

  • Not influenced by temperature, humidity or barometric pressure
  • No calibration, simple 3L cal-check
  • No cleaning, no maintenance
  • Simple and economic consumables
  • Easy to operate with simple operator prompts
  • High accuracy for low flows
  • No down time
  • Toll free technical support
  • 3 year exchange warranty

NDD TrueFlow Technology

  • Ultrasound transit time measurement – ndd true flow is absolute flow (not influenced by contamination, humidity, droplets or temperature)
  • NDD true flow is used as OEM for major manufacturers (ventilators, anesthesia, spirometers, etc….)


  • 5 lines of clear text
  • Guidance: Quality Assurance and Quality Grades
  • Instant results and interpretation

Proven worldwide

  • By NASA, MIR programs for crew monitoring in space
  • Pharmaceutical, clinical and marketing studies
  • Top references in USA, EU, Japan, Asia, Australia, Latin America, Canada


  • Alpha-numeric
  • Data entry like cell phone

Cradle (base station)

  • For standby positioning of EasyOn Plus
  • For communication with EasyOn Plus
  • Direct to printer
  • Direct to PC with EasyWare or EasyWare Lite

EasyOne Plus Screen PC connection

  • Real-time FV and VT curves
  • Pediatric incentive

Battery powered

  • 2 AA standard batteries last for approximately 400 tests
  • No recharging, no down time
  • Works everywhere, any time

Low operating costs

  • No calibration (simple 3L cal-check)
  • No maintenance
  • No down time


  • Simple, comfortable fit for adults and children
  • Hygienic, single patient use disposable for contamination control
  • No sensor elements

Vast memory

  • Up to 700 subjects (first in – first out)
  • Secured memory, no accidental loss due to low battery
  • Multiple units may be used with one cradle and single copy of EasyWare? PC software


  • Plain paper, letter size, color or greyscale print
  • Direct USB connection
  • Export to ‘excel’, ascii, xml, etc…
  • Pictbridge compatible

What are the differences between the new EasyOne Plus and the old EasyOne?

  • Pictbridge Printer Compatability
  • FVL Tidal Breathing
  • 8 Trials Instead of 4 Trials
  • EasyWare Lite
  • Same light-weight portability with a new modernized look and feel


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