Connected Care That Puts Patient Safety First
Join us at AARC to discover integrated monitoring designed for safer patient care.
Innovation in Monitoring
Our Story
It began in the NICU, where a breakthrough in pulse oximetry helped save the lives of the most fragile patients.
What started as a fight for accuracy in critical moments has grown into a global mission—delivering life-saving technologies that empower clinicians and protect patients around the world.
News & Events
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PRESS RELEASE
Masimo O3® Regional Oximetry Receives FDA Clearance for Expanded Indication of Its Unique Delta Hemoglobin Parameters
August 19, 2025
“Conventional pulse oximeters are a fair-weather friend. Masimo SET® is a foul-weather friend.”
—Jeremy Swan, MD
“The Masimo Patient SafetyNet system makes it possible to identify patient distress earlier—preventing codes and rescues—and initiate appropriate intervention more rapidly to improve patient outcomes, recoveries and clinician efficiencies. All of this contributes to a safer general care floor for our patients.”
—George T. Blike, M.D.
“When we started to look for pulse oximetry technology, we found that the Masimo sensor had a lot of technology for rejecting noise and motion.”
—Susan McGrath, PhD
“SedLine [Brain Function Monitoring] gives me a better idea of where I stand at each phase of anesthesia. The PSi number helps guide me to make subtle changes in my anesthetic appropriate for the patient’s heart rate and blood pressure, and thus arrive at the end where I want to be.”
—David Drover, MD
“Masimo SET® [pulse oximetry] has played a critical role in helping to virtually eliminate severe infant eye damage.”
—Augusto Sola, MD
“Screening all babies in maternity units with Masimo SET® pulse oximetry significantly improves CCHD detection.”
—Anne de-Wahl Granelli, PhD
A Message from Our CEO
Guiding Masimo into the next era of innovation and patient impact.
Who We Are
We deliver innovations that empower clinicians to transform patient care. Guided by our commitment to patients first, innovation, and integrity, Masimo develops noninvasive monitoring solutions that help improve outcomes, reduce costs, and raise the standard of care worldwide.
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Trusted by Leading Hospitals |
Millions of Patients Monitored |
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900+ Patents Globally |
Serving 30+ Countries |
At Masimo, curiosity drives breakthroughs—and people make the difference.
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PLCO-007868/PLM-14304B-1125