- Nellcor
-
Nellcor used to be a company that achieved a large market share in pulse oximetry systems. Covidien still markets the brand Nellcor.
History
1981: Nellcor was started by Dr. William NEw, Jack LLoyd and Jim CORenman in Hayward, California to develop and market pulse oximetry systems
1983: Nellcor introduced its pulse oximeter and quickly wins market share from Biox
1995: Nellcor expands into respiratory-related products by acquiring Puritan-Bennett. Company renamed Nellcor Puritan Bennett. [1]
1997: Nellcor Puritan Bennett is purchased by Mallinckrodt Inc. [2]
2000: Mallinckrodt is purchased by Tyco International Ltd.. Tyco established Nellcor and Puritan Bennett as separate businesses under the Tyco Healthcare umbrella. [3]
2007: Covidien becomes a publicly traded company after being spun out of Tyco. [4] Continues to market the Nellcor brand, [5] which dominates the market together with Masimo [6]
Main Products
Pulse oximetry is based on a technology originally developed in 1972, by Takuo Aoyagi and Michio Kishi at Nihon Kohden using the ratio of red to infrared light absorption of pulsating components at the measuring site and first commercialized by BIOX/Ohmeda in 1981.[7]
References
- ^ http://www.nellcor.com/news/history.aspx
- ^ http://www.nellcor.com/news/history.aspx
- ^ http://www.nellcor.com/news/history.aspx
- ^ Covidien
- ^ http://respiratorysolutions.covidien.com/PatientMonitoring/tabid/67/Default.aspx
- ^ Masimo SEC Filing 10-K for 2010
- ^ http://www.oximetry.org/pulseox/history.htm
External Links
Categories:- Medical testing equipment
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