Signal processing apparatus
This invention is an improvement of U.S. Patent application Ser. No. 07/666,060 filed Mar. 7, 1991 and entitled Signal Processing Apparatus and Method, which earlier application has been assigned to t... Read More
Inventors: Diab, Mohamed K.; Kiani, Massi E.; Weber, Walter M;, Assignee: Masimo Corporation (Irvine, CA) |
Patient cable connector
The present invention involves a connector that is configured to attach both disposable and durable sensors to instruments that are responsive to signals from the sensors or to cables from the instrum... Read More
Inventors: Tobler, David R.; Gerhardt, Thomas J.; Mason, Eugene E.; Mills, Mike A.;, Assignee: Masimo Corporation (Irvine, CA) |
Device for measuring physiological state
What is claimed: 1. A device for measuring a physiological state in an organism having an arterial system extending from a center portion of the organism's body to a periphery thereof, said device com... Read More
Inventors: Amano, Kazuhiko; Uebaba, Kazuo; Ishiyama, Hitoshi;, Assignee: Seiko Epson Corporation (Tokyo, JP) |
Pulse oximetry sensor adapter
A drawback to conventional pulse oximetry systems is the lack of standardization of the sensor and the monitor. Unless the sensor and the monitor are manufactured by the same company, it is unlikely t... Read More
Inventors: Kiani, Massi E.; Smith, Robert A.; Tobler, David R.;, Assignee: Masimo Corporation (Irvine, CA) |
System and method of determining whether to recalibrate a blood pressure monitor
OF THE PREFERRED EMBODIMENTS A preferred embodiment concentrates on the physiological parameter of blood pressure, however, many additional physiological parameters can be measured with the present i... Read More
Inventors: Caro, Richard G.; Sher, Mark H.;, Assignee: Masimo Corporation (Irvine, CA) |
Shielded optical probe and method having a longevity indication
The present invention satisfies the foregoing needs by providing an improved optical probe for use in non-invasive energy absorption or reflection measurements, as well as a method of using the same. ... Read More
Inventors: Schulz, Christian E.; Mason, Eugene E.; Ali, Ammar Al;, Assignee: Masimo Corporation (Irvine, CA) |
Variable mode averager
A common smoothing technique uses an average to fit a constant, v.sup.A, to a set of data values, {v.sub.i ; i=1, 2, . . . , n}: ##EQU1## A generalized form of equation (1) is the weighted average ##E... Read More
Inventors: Weber, Walter M.; Al-Ali, Ammar;, Assignee: Masimo Corporation (Irvine, CA) |
Elastic sock for positioning an optical probe
Accordingly, one aspect of the instant invention is to provide a securing mechanism for an optical probe capable of functioning in a wide variety of potential environments, including those which are h... Read More
Inventors: Kopotic, Robert J.; Mason, Gene;, Assignee: Masimo Corporation (Irvine, CA) |
System for indicating the expiration of the useful operating life of a pulse oximetry sensor
Accordingly, one aspect of the present invention is to provide an inexpensive, highly accurate sensor life monitoring system for monitoring the useful and safe life of a pulse oximetry sensor. Accordi... Read More
Inventors: Al-Ali, Ammar;, Assignee: Masimo Corporation (Irvine, CA) |
Pulse oximeter probe-off detection system
The present invention provides a number of improvements that can be incorporated into a pulse oximeter probe to detect when a probe has become dislodged from a patient and/or to prevent a probe-off co... Read More
Inventors: Kiani, Massi E.; Diab, Mohamed K.;, Assignee: Masimo Corporation (Irvine, CA) |
Pulse oximeter monitor for expressing the urgency of the patient's condition
The present inventors recognized several disadvantages inherent in the pulse oximeter monitor technology described in the prior art. First, in order to be able to interpret the information contained i... Read More
Inventors: Al-Ali, Ammar; Kiani, Massi E.;, Assignee: Masimo Corporation (Irvine, CA) |
Universal/upgrading pulse oximeter
FIG. 1 illustrates a prior art pulse oximeter 100 and associated sensor 110. Conventionally, a pulse oximetry sensor 110 has LED emitters 112, typically one at a red wavelength and one at an infrared ... Read More
Inventors: Ali, Ammar Al; Crothers, Don; Dalke, David; Diab, Mohamed K.; Goldman, Julian; Kiani, Massi E.; Lee, Michael; Novak, Jerome; Smith, Robert; Vaden, Val E.;, Assignee: Masimo Corporation (Irvine, CA) |
Pulse oximetry pulse indicator
FIG. 1 illustrates the standard plethysmograph waveform 100, which can be derived from a pulse oximeter. The waveform 100 is a display of blood volume, shown along the y-axis 110, over time, shown alo... Read More
Inventors: Ali, Ammar Al; Breed, Divya S.; Novak, Jerome J.;, Assignee: Masimo Corporation (Irvine, CA) |
Method and apparatus for demodulating signals in a pulse oximetry system
The present invention avoids the problems associated with conventional demodulation and separation of TDM signals. In particular, the present invention avoids the problem of aliasing of the ambient no... Read More
Inventors: Diab, Mohamed K.; Weber, Walter M.; Al-Ali, Ammar;, Assignee: Masimo Corporation (Irvine, CA) |
Pulse oximeter probe-off detector
To compute peripheral arterial oxygen saturation, denoted SP.sub.a O.sub.2, pulse oximetry relies on the differential light absorption of oxygenated hemoglobin, HbO.sub.2, and deoxygenated hemoglobin,... Read More
Inventors: Diab, Mohamed K.; Ali, Ammar Al;, Assignee: Masimo Corporation (Irvine, CA) |
Sensor wrap including foldable applicator
Accordingly, one aspect of the present invention is to provide a reusable/disposable (resposable) sensor including a disposable adhesive tape component that can be removed from other reusable sensor c... Read More
Inventors: Al-Ali, Ammar; Mason, Eugene E.;, Assignee: Masimo Corporation (Irvine, CA) |
Pulse oximetry data confidence indicator
FIG. 1 illustrates the standard plethysmograph waveform 100, which can be derived from a pulse oximeter. The waveform 100 is a display of blood volume, shown along the y-axis 110, over time, shown alo... Read More
Inventors: Ali, Ammar Al; Breed, Divya S.; Novak, Jerome J.; Kiani, Massi E.;, Assignee: Masimo Corporation (Irvine, CA) |
Low power pulse oximeter
Increasingly, pulse oximeters are being utilized in portable, battery-operated applications. For example, a pulse oximeter may be attached to a patient during emergency transport and remain with the p... Read More
Inventors: Al-Ali, Ammar;, Assignee: Masimo Corporation (Irvine, CA) |
Stereo pulse oximeter
Prior art invasive oxygen assessment techniques are inherently limited. Specifically, in vitro measurements, that is, blood extraction and subsequent analysis in a blood gas machine or an oximeter, ar... Read More
Inventors: Al-Ali, Ammar; Diab, Mohamed K.; Kiani, Massi E.; Kopotic, Robert James; Tobler, David;, Assignee: Masimo Corporation (Irvine, CA) |
Signal processing apparatus
This invention provides improvements upon the methods and apparatus disclosed in U.S. patent application Ser. No. 08/132,812, filed Oct. 6, 1993, entitled Signal Processing Apparatus, which earlier ap... Read More
Inventors: Diab, Mohamed K.; Kiani-Azarbayjany, Esmaiel; Elfadel, Ibrahim M.; McCarthy, Rex J.; Weber, Walter M.; Smith, Robert A.;, Assignee: Masimo Corporation (Irvine, CA) |
Dual-mode pulse oximeter
FIG. 1 illustrates a prior art pulse oximeter 100 and associated sensor 110. Conventionally, a pulse oximetry sensor 110 has LED emitters 112, typically one at a red wavelength and one at an infrared ... Read More
Inventors: Ali, Ammar Al; Carothers, Don; Dalke, David; Diab, Mohamed K.; Goldman, Julian; Kiani, Massi E.; Lee, Michael; Novak, Jerome; Smith, Robert; Vaden, Val E.;, Assignee: Masimo Corporation (Irvine, CA) |
Low-noise optical probes for reducing light piping
The present invention involves a probe for use in non-invasive energy absorption (or reflection) measurements. One aspect of the present embodiment involves an optical probe for non-invasive measureme... Read More
Inventors: Diab, Mohamed; Kiani-Azarbayjany, Esmaiel; Tobler, David R.; Gerhardt, Thomas J.; Mason, Eugene E.; Mills, Mike A.;, Assignee: Masimo Corporation (Irvine, CA) |
Detachable entrance and exit gate with a combined commodity burglarproofing and small arms detecting system
The present inventor has extensively studied to solve above problems. As a result, the present inventor has invented a detachable entrance and exit gate equipped with a combined commodity burglarproof... Read More
Inventors: Lee, Bert Taeho;, Assignee: |
Method and apparatus for disabled access to polling places
The present invention provides a method for enabling access for persons with disabilities to polling locations so that either the person can enter the polling location to cast a vote or so that electi... Read More
Inventors: Hughes, Jr., Patrick H.; Rundy, IV, H. Hollister;, Assignee: Inclusion Solutions, LLC (Chicago, IL) |
Electronic article surveillance system with transition zone tag monitoring
In accordance with the principles of the present invention, the above and other objectives are realized in an EAS system which includes a receiving and processing means which is adapted to receive sig... Read More
Inventors: Ferguson, David B.;, Assignee: Sensormatic Electronics Corporation (Deerfield Beach, FL) |
Methods and apparatus for the secure identification of infants and parents in health care institutions
It is therefore an object of the invention to provide identification bracelets for infants and parents which allow for a positive identification of infants and parents. It is also an object of the inv... Read More
Inventors: Webb, Nicholas J.;, Assignee: |
Toy-shaped musical nurser
The invention provides a musical nurser comprising a bottle portion having an open end adapted to receive thereon a nipple, and having a closed end opposite the open end. The musical nurser further in... Read More
Inventors: Grace, Carol;, Assignee: |
Mobile working machine provided with stability monitoring
Beginning therewith, it is the task of the present invention to improve the stance safety monitoring of mobile work devices with respect to their precision and employability in complicated support str... Read More
Inventors: Petzold, Wolf-Michael; Gelies, Stephan; Alwes, Dieter;, Assignee: Putzmeister Aktiengesellschaft (DE) |
Position confirmation with learn and test functions
It is an object of some aspects of the present invention to provide simple verification devices and methods for confirmation of intrabody tube location, which can be operated by nonprofessionals. It i... Read More
Inventors: Haim, Shlomo Ben; Fenster, Maier; Govari, Assaf;, Assignee: Biosense, Inc. (New Brunswick, NJ) |
Method of and system for conducting a hunting tournament or contest utilizing passive transponder identification
OF THE INVENTION Referring now to the drawings, wherein like reference numerals designate identical or corresponding parts throughout the several views, FIG. 1 shows a passive transponder (10) utiliz... Read More
Inventors: Magee, Thomas M.;, Assignee: |
Communications 
