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MightySat® Fingertip Pulse Oximeter

Monitor your health using the same pulse oximetry technology hospitals rely on.


2021 MightySat® Fingertip Pulse Oximeter 2

Hospital grade technology now available at home

  • Masimo SET® is the primary pulse oximetry at 9 of the top 10 U.S. hospitals according to the 2020-21 U.S. News and World Report Best Hospitals Honor Roll1
  • Trusted by care providers around the world to monitor more than 200 million patients each year.2
  • Shown in more than 100 independent and objective studies to outperform other pulse oximetry technologies.3

Performance you can rely on

Masimo pulse oximeters are the leading brand in hospitals because of Signal Extraction Technology (SET®), which provides accurate measurements when other hospital-grade pulse oximeters fail.

  • Accurate results even with cold hands
  • Accurate results when in motion
  • Accurate results even in brightly lit environments
  • Accurate results across all skin tones
Oxygen level

Oxygen level

Pulse rate

Pulse rate

Perfusion index

Perfusion index

Learn More

model demoing mightysat on finger
Masimo MightySat Masimo MightySat

Breakthrough measurements

MightySat® gives you a more complete picture of respiratory status than the limited date available from other health and wellness devices.

  • Blood flow variance Pleth Variability
  • Breaths per minute Breaths per minute

Do more with your data

Easily track progress with our fully integrated Masimo Personal Health app.

  • See patterns and trends
  • Know when your health values are out of target range
  • Easily share data with family members or caregivers

Learn more

Masimo MightySat side view Masimo MightySat side view

Comfortable & easy to use

  • Durable, lightweight design made from high quality materials
  • Rotational, easy-to-read OLED screen
  • Flexible grip for greater comfort
  • Long battery life
  • Seamlessly sends data to mobile devices via Bluetooth® LE
  • Backed by a two-year warranty


  • 1http://health.usnews.com/health-care/best-hospitals/articles/best-hospitals-honor-roll-and-overview
  • 2Estimate: Masimo data on file.
  • 3Published clinical studies on pulse oximetry and the benefit of Masimo SET® can be found on our website at http://www.masimo.com. Comparative studies include independent and objective studies which are comprised of abstracts presented at scientific meetings and peer-reviewed journal articles.


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