Group Members
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- Krystle Gaco
- Patrick Fenningham
- Phuong DiepLam
Links
History
Pulse Oxymetry is a useful device in medical care because it helps measure patient’s oxygenation continuously without damaging their brain.
The invention of Pulse Oxymeter did not start in one day, it went through a whole development process.
- 1935: Matthes developed the O2 saturation mesurement device.
- 1944: Wood add the the pressure capsule to obtain absolute O2 saturation but he failed due to unstable photocell and light sources.
- 1964: Shaw developed the first absolute reading ear oximeter by using eight wavelengths of light and was commercialized by Hewlett Packard. However , because of cost and size so it use was limited to pulmonary functions and sleep laboratories.
- 1974: Takuo Aoyagi at Nihon Kohden figured out that oxygenation saturation levels of blood could be figured out through sending light through tissue

Figure 1: Photo of Takuo Aoyagi
<http://dev.nsta.org/evwebs/299a/images/takuoAoygai.jpg>
- 1978: William New, MD, PhD, invented the prototype for modern pulse oximetry

Figure 2: Photo of William New, MD, PhD
<http://dev.nsta.org/evwebs/299a/bill_new.jpg>
- 1981: Pulse Oxymetry was commercialized by Biox
- 1983: Commercialized by Nellcor
Masimo SET

Figure 3: Masimo SET with IntelliVue monitor
<http://www.masimo.com/images/products/intellivue-monitor.jpg>
- 2000: Masimo SET - Co-Oximetry and Read-Through Motion and Low Perfusion pulse oximetry which conclude measure the Co level was developed by Dr. Robert Partridge and Dr. Gregory Jay of Rhode Island Hospital at Brown University Medical School
- 2001: Fetal pulse oximeter was developed to measure the heart rate of fetals was developed by Anna Zourabian and David A. Boas Tufts Univ. and Massachusetts General Hospital (USA)
- 2005: Methods Masimo Signal Extraction Technology(SET) was developed by Julian M. Goldman1, Michael T. Petterson1, Robert J. Kopotic1 and Steven J. Barker of Department of Anesthesiology, University of Arizona School of Medicine
- 2007: Presently: Welch Allyn and Masimo Corporation have partnered to develop more functions for the Masino Set. Recently, it also known as the most useful pulse oximeter device because it give most accurate records in measuring the arterial blood oxygen saturation and pulse rate measurements even under the most difficult clinical conditions, including patient motion and low peripheral perfusion