1
Ammar Al Ali, Divya S Breed, Jerome J Novak, Massi E Kiani: Pulse oximetry data confidence indicator. Masimo Corporation, Knobbe Martens Olson & Bear, January 27, 2004: US06684090 (642 worldwide citation)

An intelligent, rule-based processor provides a pulse indicator designating the occurrence of each pulse in a pulse oximeter-derived photo-plethysmograph waveform. When there is relatively no distortion corrupting the plethysmograph signal, the processor analyzes the shape of the pulses in the wavef ...


2
Ammar Al Ali, Mohamed K Diab, Massi E Kiani, Robert James Kopotic, David Tobler: Stereo pulse oximeter. Masimo Corporation, Knobbe Martens Olson & Bear, December 25, 2001: US06334065 (588 worldwide citation)

An improved pulse oximeter provides for simultaneous, noninvasive oxygen status and photoplethysmograph measurements at both single and multiple sites. In particular, this multiple-site, multiple-parameter pulse oximeter, or “stereo pulse oximeter” simultaneously measures both arterial and venous ox ...


3
Ammar Al Ali, Don Crothers, David Dalke, Mohamed K Diab, Julian Goldman, Massi E Kiani, Michael Lee, Jerome Novak, Robert Smith, Val E Vaden: Universal/upgrading pulse oximeter. Masimo Corporation, Knobbe Martens Olson & Bear, June 24, 2003: US06584336 (579 worldwide citation)

A Universal/Upgrading Pulse Oximeter (UPO) comprises a portable unit and a docking station together providing three-instruments-in-one functionality for measuring oxygen saturation and related physiological parameters. The portable unit functions as a handheld pulse oximeter. The combination of the ...


4
Ammar Al Ali, Divya S Breed, Jerome J Novak: Pulse oximetry pulse indicator. Masimo Corporation, Knobbe Martens Olson & Bear, August 12, 2003: US06606511 (573 worldwide citation)

An intelligent, rule-based processor provides a pulse indicator designating the occurrence of each pulse in a pulse oximeter-derived photo-plethysmograph waveform. When there is relatively no distortion corrupting the plethysmograph signal, the processor analyzes the shape of the pulses in the wavef ...


5
Ammar Al Ali, Divya S Breed, Jerome J Novak, Massi E Kiani: Pulse oximetry data confidence indicator. Masimo Corporation, Knobbe Martens Olson & Bear, February 7, 2006: US06996427 (559 worldwide citation)

A data confidence indicator includes a plurality of physiological data and a plurality of signal quality measures derived from a physiological sensor output, and a plurality of comparator outputs each responsive to one of the measures and a corresponding one of a plurality of thresholds. An alert tr ...


6
Christian E Schulz, Eugene E Mason, Ammar Al Ali: Shielded optical probe and method. Masimo Corporation, Knobbe Martens Olson & Bear, June 17, 2003: US06580086 (559 worldwide citation)

An optical probe, which is particularly suited to for use in measurements on tissue material of a patient. In one embodiment, the probe comprises upper and lower housing elements incorporating a light energy source and corresponding detector. The tissue material of the patient is disposed between th ...


7
Christian E Schulz, Eugene E Mason, Ammar Al Ali: Shielded optical probe and method having a longevity indication. Masimo Corporation, Knobbe Martens Olson & Bear, May 14, 2002: US06388240 (553 worldwide citation)

An optical probe, which is particularly suited to for use in measurements on tissue material of a patient. In one embodiment, the probe comprises upper and lower housing elements incorporating a light energy source and corresponding detector. The tissue material of the patient is disposed between th ...


8
Ammar Al Ali: Low power pulse oximeter. Masimo Corporation, Knobbe Martens Olson & Bear, February 24, 2004: US06697658 (550 worldwide citation)

A pulse oximeter adaptively samples an input signal from a sensor in order to reduce power consumption in the absence of overriding conditions. Various sampling mechanisms may be used individually or in combination, including reducing the duty cycle of a drive current to a sensor emitter, intermitte ...


9
Massi E Kianl, Ammar Al Ali, Don Carothers, Michael Lee, James Pishney, Walter M Weber: Pulse oximeter user interface. Masimo Corporation, Knobbe Martens Olson & Bear, December 2, 2003: US06658276 (545 worldwide citation)

A pulse oximetry user interface has a display and a plurality of views each configured to occupy the display. Each of the views are adapted to present data responsive to a physiological signal. A plurality of icons are configured to occupy a portion of the views and adapted to designate the content ...


10
Ammar Al Ali: Parallel measurement alarm processor. Masimo Corporation, Knobbe Martens Olson & Bear, November 23, 2004: US06822564 (542 worldwide citation)

An alarm processor has a signal input responsive to a physiological parameter and a plurality of parameter processors responsive to the signal input so as to provide a plurality of different measurements of the parameter. In addition, the alarm processor has an alarm condition applicable to at least ...



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