US Patent No: 7,454,240

Number of patents in Portfolio can not be more than 2000

Signal processing apparatus

ALSO PUBLISHED AS: 20060217609
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Abstract

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The present invention involves a method and an apparatus for analyzing measured signals, including the determination of a measurement of correlation in the measured signals during a calculation of a physiological parameter of a monitored patient. Use of this invention is described in particular detail with respect to blood oximetry measurements.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
JPMORGAN CHASE BANK, N.A.NEW YORK, NY1926

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Diab, Mohamed K Laguna Niguel, CA 171 21241
Elfadel, Ibrahim M Laguna Niguel, CA 106 6789
Kiani-Azarbayjany, Esmaiel Laguna Niguel, CA 74 13084
McCarthy, Rex J Mission Viejo, CA 52 6604
Smith, Robert A Corona, CA 224 10768
Weber, Walter M Los Angeles, CA 134 13862

Cited Art Landscape

Patent Info (Count) # Cites Year
 
JPMORGAN CHASE BANK, N.A. (131)
4,960,128 Method and apparatus for continuously and non-invasively measuring the blood pressure of a patient 283 1988
5,163,438 Method and apparatus for continuously and noninvasively measuring the blood pressure of a patient 287 1990
5,431,170 Pulse responsive device 507 1992
5,494,043 Arterial sensor 357 1993
5,337,744 Low noise finger cot probe 445 1993
5,490,505 Signal processing apparatus 573 1993
5,533,511 Apparatus and method for noninvasive blood pressure measurement 379 1994
5,590,649 Apparatus and method for measuring an induced perturbation to determine blood pressure 300 1994
D361840 Stethoscope head 221 1994
D362063 Stethoscope headset 217 1994
D363120 Stethoscope ear tip 222 1994
5,482,036 Signal processing apparatus and method 545 1994
5,452,717 Finger-cot probe 432 1994
5,632,272 Signal processing apparatus 550 1994
5,638,818 Low noise optical probe 420 1994
5,758,644 Manual and automatic probe calibration 524 1995
5,769,785 Signal processing apparatus and method 458 1995
5,645,440 Patient cable connector 402 1995
D393830 Patient cable connector 389 1995
5,782,757 Low-noise optical probes 473 1995
5,810,734 Apparatus and method for measuring an induced perturbation to determine a physiological parameter 282 1995
5,830,131 Apparatus and method for measuring an induced perturbation to determine a physical condition of the human arterial system 313 1995
5,833,618 Apparatus and method for measuring an induced perturbation to determine a physiological parameter 298 1995
5,685,299 Signal processing apparatus 445 1995
5,904,654 Exciter-detector unit for measuring physiological parameters 296 1996
5,785,659 Automatically activated blood pressure measurement device 283 1996
5,823,950 Manual and automatic probe calibration 390 1996
6,088,607 Low noise optical probe 475 1997
5,934,925 Patient cable connector 395 1997
6,002,952 Signal processing apparatus and method 531 1997
6,157,850 Signal processing apparatus 462 1997
5,890,929 Shielded medical connector 381 1997
6,081,735 Signal processing apparatus 636 1997
6,263,222 Signal processing apparatus 486 1997
6,184,521 Photodiode detector with integrated noise shielding 391 1998
5,919,134 Method and apparatus for demodulating signals in a pulse oximetry system 406 1998
6,011,986 Manual and automatic probe calibration 471 1998
5,995,855 Pulse oximetry sensor adapter 454 1998
6,525,386 Non-protruding optoelectronic lens 405 1998
5,997,343 Patient cable sensor switch 376 1998
6,229,856 Method and apparatus for demodulating signals in a pulse oximetry system 391 1998
6,067,462 Signal processing apparatus and method 465 1998
6,256,523 Low-noise optical probes 449 1998
6,036,642 Signal processing apparatus and method 432 1998
7,328,053 Signal processing apparatus 187 1998
6,236,872 Signal processing apparatus 419 1998
6,144,868 Reusable pulse oximeter probe and disposable bandage apparatus 345 1999
6,334,065 Stereo pulse oximeter 450 1999
6,285,896 Fetal pulse oximetry sensor 381 1999
6,321,100 Reusable pulse oximeter probe with disposable liner 332 1999
6,349,228 Pulse oximetry sensor adapter 395 1999
6,632,181 Rapid non-invasive blood pressure measuring device 335 1999
6,343,224 Reusable pulse oximeter probe and disposable bandage apparatus 336 1999
6,580,086 Shielded optical probe and method 444 1999
6,943,348 System for detecting injection holding material 237 1999
6,206,830 Signal processing apparatus and method 417 1999
6,165,005 Patient cable sensor switch 371 1999
6,377,829 Resposable pulse oximetry sensor 419 1999
6,152,754 Circuit board based cable connector 405 1999
6,463,311 Plethysmograph pulse recognition processor 394 1999
6,606,511 Pulse oximetry pulse indicator 439 2000
6,515,273 System for indicating the expiration of the useful operating life of a pulse oximetry sensor 398 2000
6,584,336 Universal/upgrading pulse oximeter 445 2000
6,360,114 Pulse oximeter probe-off detector 416 2000
6,699,194 Signal processing apparatus and method 445 2000
6,430,525 Variable mode averager 379 2000
6,526,300 Pulse oximeter probe-off detection system 372 2000
6,470,199 Elastic sock for positioning an optical probe 390 2000
6,697,656 Pulse oximetry sensor compatible with multiple pulse oximetry systems 369 2000
6,770,028 Dual-mode pulse oximeter 408 2000
6,519,487 Reusable pulse oximeter probe and disposable bandage apparatus 333 2000
6,280,213 Patient cable connector 392 2000
6,542,764 Pulse oximeter monitor for expressing the urgency of the patient's condition 381 2000
6,643,530 Method and apparatus for demodulating signals in a pulse oximetry system 374 2000
6,501,975 Signal processing apparatus and method 452 2001
6,684,091 Reusable pulse oximeter probe and disposable bandage method 326 2001
6,541,756 Shielded optical probe having an electrical connector 406 2001
6,388,240 Shielded optical probe and method having a longevity indication 430 2001
6,684,090 Pulse oximetry data confidence indicator 470 2001
6,792,300 Low-noise optical probes for reducing light piping 370 2001
6,595,316 Tension-adjustable mechanism for stethoscope earpieces 244 2001
6,721,585 Universal modular pulse oximeter probe for use with reusable and disposable patient attachment devices 324 2001
6,597,933 Pulse oximetry sensor adapter 383 2001
6,678,543 Optical probe and positioning wrap 460 2001
6,745,060 Signal processing apparatus 412 2001
6,650,917 Signal processing apparatus 438 2001
6,671,531 Sensor wrap including foldable applicator 410 2001
6,654,624 Pulse oximeter probe-off detector 422 2001
6,760,607 Ribbon cable substrate pulse oximetry sensor 353 2001
6,714,804 Stereo pulse oximeter 384 2001
6,852,083 System and method of determining whether to recalibrate a blood pressure monitor 275 2002
6,658,276 Pulse oximeter user interface 422 2002
RE38492 Signal processing apparatus and method 385 2002
6,725,075 Resposable pulse oximetry sensor 386 2002
6,985,764 Flex circuit shielded optical sensor 339 2002
6,697,658 Low power pulse oximeter 423 2002
6,661,161 Piezoelectric biological sound monitor with printed circuit board 263 2002
RE38476 Signal processing apparatus 388 2002
6,999,904 Variable indication estimator 238 2002
6,735,459 Reusable pulse oximeter probe and disposable bandage apparatus 332 2002
6,813,511 Low-noise optical probes for reducing ambient noise 378 2002
6,816,741 Plethysmograph pulse recognition processor 376 2002
6,934,570 Physiological sensor combination 358 2002
6,826,419 Signal processing apparatus and method 373 2002
6,830,711 Mold tool for an optoelectronic element 359 2003
6,822,564 Parallel measurement alarm processor 400 2003
6,950,687 Isolation and communication element for a resposable pulse oximetry sensor 349 2003
7,015,451 Power supply rail controller 224 2003
6,861,639 Systems and methods for indicating an amount of use of a sensor 365 2003
6,771,994 Pulse oximeter probe-off detection system 370 2003
6,850,788 Physiological measurement communications adapter 358 2003
6,993,371 Pulse oximetry sensor adaptor 377 2003
6,898,452 Stereo pulse oximeter 345 2003
7,254,433 Signal processing apparatus 297 2003
2004/0068,164 Signal processing apparatus 136 2003
6,939,305 Rapid non-invasive blood pressure measuring device 235 2003
7,003,339 Method and apparatus for demodulating signals in a pulse oximetry system 321 2003
6,996,427 Pulse oximetry data confidence indicator 412 2003
7,039,449 Resposable pulse oximetry sensor 329 2003
7,215,984 Signal processing apparatus 369 2004
7,024,233 Pulse oximetry data confidence indicator 337 2004
7,030,749 Parallel measurement alarm processor 269 2004
6,979,812 Systems and methods for indicating an amount of use of a sensor 311 2005
2005/0209,517 Signal processing apparatus 49 2005
7,215,986 Signal processing apparatus 224 2005
2007/0225,581 SIGNAL PROCESSING APPARATUS 49 2007
2007/0249,918 SIGNAL PROCESSING APPARATUS 40 2007
2007/0291,832 SIGNAL PROCESSING APPARATUS 46 2007
2008/0004,514 SIGNAL PROCESSING APPARATUS 43 2007
2008/0033,266 Signal processing apparatus 43 2007
2008/0045,823 SIGNAL PROCESSING APPARATUS 40 2007
 
NELLCOR PURITAN BENNETT INCORPORATED (19)
4,802,486 Method and apparatus for detecting optical pulses 230 1985
4,653,498 Pulse oximeter monitor 372 1986
4,800,495 Method and apparatus for processing signals used in oximetry 251 1986
4,819,646 Feedback-controlled method and apparatus for processing signals used in oximetry 153 1986
4,859,056 Multiple-pulse method and apparatus for use in oximetry 140 1986
4,869,253 Method and apparatus for indicating perfusion and oxygen saturation trends in oximetry 219 1986
4,913,150 Method and apparatus for the automatic calibration of signals employed in oximetry 276 1986
4,869,254 Method and apparatus for calculating arterial oxygen saturation 274 1988
4,911,167 Method and apparatus for detecting optical pulses 337 1988
4,928,692 Method and apparatus for detecting optical pulses 219 1988
4,892,101 Method and apparatus for offsetting baseline portion of oximeter signal 187 1989
4,934,372 Method and apparatus for detecting optical pulses 251 1989
5,259,381 Apparatus for the automatic calibration of signals employed in oximetry 219 1989
5,246,002 Noise insensitive pulse transmittance oximeter 186 1992
RE35122 Method and apparatus for detecting optical pulses 195 1992
5,368,026 Oximeter with motion detection for alarm modification 212 1993
5,853,364 Method and apparatus for estimating physiological parameters using model-based adaptive filtering 287 1996
6,083,172 Method and apparatus for estimating physiological parameters using model-based adaptive filtering 205 1998
6,411,833 Method and apparatus for estimating physiological parameters using model-based adaptive filtering 178 1999
 
CERCACOR LABORATORIES, INC. (15)
5,638,816 Active pulse blood constituent monitoring 382 1995
5,743,262 Blood glucose monitoring system 688 1995
5,760,910 Optical filter for spectroscopic measurement and method of producing the optical filter 371 1995
5,860,919 Active pulse blood constituent monitoring method 412 1997
6,110,522 Blood glucose monitoring system 289 1998
5,940,182 Optical filter for spectroscopic measurement and method of producing the optical filter 372 1998
6,151,516 Active pulse blood constituent monitoring 354 1998
6,278,522 Optical filter for spectroscopic measurement and method of producing the optical filter 372 1999
6,931,268 Active pulse blood constituent monitoring 248 2000
6,640,116 Optical spectroscopy pathlength measurement system 336 2001
6,920,345 Optical sensor including disposable and reusable elements 345 2003
6,961,598 Pulse and active pulse spectraphotometry 317 2003
7,003,338 Method and apparatus for reducing coupling between signals 310 2003
7,027,849 Blood parameter measurement system 377 2003
6,970,792 Systems and methods for determining blood oxygen saturation values using complex number encoding 250 2003
 
Minolta Camera Kabushiki Kaisha (5)
4,446,871 Optical analyzer for measuring a construction ratio between components in the living tissue 124 1980
4,586,513 Noninvasive device for photoelectrically measuring the property of arterial blood 209 1983
4,714,341 Multi-wavelength oximeter having a means for disregarding a poor signal 322 1985
4,694,833 Noninvasive device for photoelectrically measuring the property of arterial blood 180 1986
4,942,877 Device for measuring oxygen saturation degree in arterial blood 299 1987
 
Cardiac Pacemakers, Inc. (3)
4,793,361 Dual channel P-wave detection in surface electrocardiographs 86 1987
4,799,486 Refractoriless atrial sensing in dual chamber pacemakers 102 1987
4,799,493 Dual channel coherent fibrillation detection system 157 1987
 
Criticare Systems, Inc. (3)
4,860,759 Vital signs monitor 115 1987
4,960,126 ECG synchronized pulse oximeter 220 1988
5,842,981 Direct to digital oximeter 222 1996
 
CURATECHNOLOGIES INC. (3)
D353195 Electronic stethoscope housing 216 1993
D353196 Stethoscope head 228 1993
5,602,924 Electronic stethescope 227 1993
 
THOR TECHNOLOGY CORPORATION (3)
4,964,408 Oximeter sensor assembly with integral cable 375 1988
5,069,213 Oximeter sensor assembly with integral cable and encoder 341 1989
5,041,187 Oximeter sensor assembly with integral cable and method of forming the same 300 1990
 
COROMETRICS MEDICAL SYSTEMS, INC. (2)
4,519,396 Fetal heart rate monitor apparatus and method for combining electrically and mechanically derived cardiographic signals 60 1981
4,582,068 Systems and methods for processing physiological signals 43 1984
 
DATEX-OHMEDA, INC. (2)
4,800,885 Blood constituent monitoring apparatus and methods with frequency division multiplexing 228 1987
5,934,277 System for pulse oximetry SpO2 determination 198 1995
 
JOHNSON & JOHNSON MEDICAL, INC. (2)
4,848,901 Pulse oximeter sensor control system 209 1987
4,807,631 Pulse oximetry system 212 1987
 
SENSORMEDICS CORPORATION (2)
4,824,242 Non-invasive oximeter and method 270 1986
4,867,571 Wave form filter pulse detector and method for modulated signal 108 1989
 
VITAL INSITE, INC. (2)
6,045,509 Apparatus and method for measuring an induced perturbation to determine a physiological parameter 282 1998
6,371,921 System and method of determining whether to recalibrate a blood pressure monitor 381 1999
 
AKAMAI TECHNOLOGIES, INC. (1)
2009/0132,648 CONTENT DELIVERY AND GLOBAL TRAFFIC MANAGEMENT NETWORK SYSTEM 30 2009
 
ALLEGHENY-SINGER RESEARCH INSTITUTE (1)
4,751,931 Method and apparatus for determining his-purkinje activity 90 1986
 
ARRHYTHMIA RESEARCH TECHNOLOGY, INC. (1)
4,458,691 System and method for predicting ventricular tachycardia by adaptive high pass filter 73 1982
 
BRITISH TECHNOLOGY GROUP LIMITED (1)
4,951,680 Fetal monitoring during labor 55 1988
 
CARDIO ACCESS LLC (1)
4,819,752 Blood constituent measuring device and method 258 1987
 
COLIN ELECTRONICS CO., LTD. (1)
4,796,636 Noninvasive reflectance oximeter 166 1987
 
COLIN MEDICAL TECHNOLOGY CORPORATION (1)
5,054,495 Automatic blood-pressure measuring apparatus 85 1989
 
COVIDIEN LP (1)
6,701,170 Blind source separation of pulse oximetry signals 181 2001
 
E FOR M CORPORATION (1)
5,273,036 Apparatus and method for monitoring respiration 218 1993
 
ERICSSON INC. (1)
4,649,505 Two-input crosstalk-resistant adaptive noise canceller 171 1984
 
FIRST BANK NATIONAL ASSOCIATION (1)
4,773,422 Single channel pulse oximeter 243 1987
 
Invivo Research, Inc. (1)
4,948,248 Blood constituent measuring device and method 185 1989
 
KONINKLIJKE PHILIPS ELECTRONICS N.V. (1)
4,667,680 Apparatus and method for reduction in respiration artifact in pulmonary artery pressure measurement 35 1983
 
LIFE FITNESS, A GENERAL PARTNERSHIP OF NY (1)
5,243,993 Apparatus and method for measuring heart rate 68 1991
 
MASIMO LABORATORIES, INC. (1)
6,850,787 Signal component processor 371 2002
 
MASSACHUSETTS INSTITUTE OF TECHNOLOGY (1)
4,956,867 Adaptive beamforming for noise reduction 132 1989
 
Messer Griesheim GmbH (1)
4,967,571 Device for the cryogenic pelletization of liquids 59 1989
 
Mobil Oil Corporation (1)
4,858,199 Method and apparatus for cancelling nonstationary sinusoidal noise from seismic data 42 1988
 
MSA (1)
4,863,265 Apparatus and method for measuring blood constituents 272 1987
 
NATIONAL INSTITUTES OF HEALTH (NIH), U.S. DEPT. OF HEALTH AND HUMAN SERVICES (DHHS), U.S. GOVERNMENT (1)
6,397,091 Manual and automatic probe calibration 452 1999
 
NATIONAL RESEARCH DEVELOPMENT CORPORATION (1)
4,955,379 Motion artefact rejection system for pulse oximeters 227 1988
 
NEC CORPORATION (1)
4,723,294 Noise canceling system 71 1986
 
Nicolay GmbH (1)
4,907,594 Method for the determination of the saturation of the blood of a living organism with oxygen and electronic circuit for performing this method 110 1988
 
Omron Tateisi Electronics Co. (1)
4,927,264 Non-invasive measuring method and apparatus of blood constituents 225 1988
 
OTSUKA ELECTRONICS CO., LTD. (1)
5,057,695 Method of and apparatus for measuring the inside information of substance with the use of light scattering 180 1989
 
Protocol Systems, Inc. (1)
4,949,710 Method of artifact rejection for noninvasive blood-pressure measurement by prediction and adjustment of blood-pressure data 100 1988
 
PURITAN-BENNETT CORPORATION (1)
4,883,353 Pulse oximeter 181 1988
 
RCA LICENSING CORPORATION, TWO INDEPENDENCE WAY, PRINCETON, NJ 08540, A CORP. OF DE (1)
4,617,589 Adaptive frame comb filter system 47 1984
 
SANDIA CORPORATION (1)
5,494,032 Oximeter for reliable clinical determination of blood oxygen saturation in a fetus 282 1994
 
SANKYO COMPANY, LIMITED (1)
5,379,774 Measurement of arterial elasticity and the frequency characteristic of the compliance of an artery 39 1994
 
SENSIDYNE, INC. (1)
5,562,002 Positive displacement piston flow meter with damping assembly 217 1995
 
SPACELABS MEDICAL, LLC (1)
5,662,105 System and method for the extractment of physiological signals 139 1995
 
STEVEN M. HOFFBERG 2004-1 GRAT (1)
2002/0151,992 Media recording device with packet data interface 13 2002
 
THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY (1)
4,537,200 ECG enhancement by adaptive cancellation of electrosurgical interference 144 1983
 
The BOC Group, Inc. (1)
4,407,290 Blood constituent measuring device and method 305 1981
 
The Perkin-Elmer Corporation (1)
4,883,356 Spectrometer detector mounting assembly 39 1988
 
U.S. PHILIPS CORPORATION (1)
5,040,201 X-ray exposure synchronization method and apparatus 25 1990
 
UNIVERSITY OF MEDICINE AND DENTISTRY OF NEW JERSEY (1)
5,036,857 Noninvasive diagnostic system for coronary artery disease 86 1989
 
UPS AVIATION TECHNOLOGIES, INC. (1)
5,042,499 Noninvasive electrocardiographic method of real time signal processing for obtaining and displaying instantaneous fetal heart rate and fetal heart rate beat-to-beat variability 75 1990
 
VITA INSITE, INC. (1)
6,027,452 Rapid non-invasive blood pressure measuring device 294 1996
 
VITAL INSIGHT, INC. (1)
5,791,347 Motion insensitive pulse detector 293 1996
 
Other [Check patent profile for assignment information] (2)
4,781,200 Ambulatory non-invasive automatic fetal monitoring system 153 1985
5,458,128 Method and apparatus for noninvasively measuring concentration of a dye in arterial blood 87 1994
* Cited By Examiner

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
JPMORGAN CHASE BANK, N.A. (74)
8,560,034 Signal processing apparatus 12 1998
7,962,190 Signal processing apparatus 71 1998
8,641,631 Non-invasive monitoring of respiratory rate, heart rate and apnea 4 2005
8,000,761 Resposable pulse oximetry sensor 69 2006
7,991,446 Systems and methods for acquiring calibration data usable in a pulse oximeter 70 2006
RE41912 Reusable pulse oximeter probe and disposable bandage apparatus 88 2006
8,046,041 Signal processing apparatus 65 2007
8,046,042 Signal processing apparatus 67 2007
8,036,728 Signal processing apparatus 65 2007
8,175,672 Reusable pulse oximeter probe and disposable bandage apparatii 56 2007
8,532,727 Dual-mode pulse oximeter 19 2007
8,019,400 Signal processing apparatus 73 2007
8,840,549 Modular patient monitor 0 2007
8,852,094 Physiological parameter system 0 2007
8,405,608 System and method for altering a display mode 31 2008
8,274,360 Systems and methods for storing, analyzing, and retrieving medical data 43 2008
8,128,572 Signal processing apparatus 56 2008
7,904,132 Sine saturation transform 80 2008
7,937,130 Signal processing apparatus 73 2008
8,353,842 Portable patient monitor 26 2008
8,532,728 Pulse oximeter probe-off detector 19 2008
8,670,814 Low-noise optical probes for reducing ambient noise 4 2009
7,873,497 Variable indication estimator 84 2009
8,126,528 Signal processing apparatus 59 2009
8,203,438 Alarm suspend system 59 2009
8,911,377 Patient monitor including multi-parameter graphical display 0 2009
RE43169 Universal modular pulse oximeter probe for use with reusable and disposable patient attachment devices 60 2009
8,401,602 Secondary-emitter sensor position indicator 26 2009
8,346,330 Reflection-detector sensor position indicator 30 2009
8,771,204 Acoustic sensor assembly 1 2009
8,740,816 Acoustic sensor assembly 0 2009
8,588,880 Ear sensor 4 2010
8,897,847 Digit gauge for noninvasive optical sensor 0 2010
8,571,619 Hemoglobin display and patient treatment 5 2010
8,418,524 Non-invasive sensor calibration device 24 2010
8,670,811 Pulse oximetry system for adjusting medical ventilation 4 2010
8,821,415 Physiological acoustic monitoring system 0 2010
8,755,535 Acoustic respiratory monitoring sensor having multiple sensing elements 1 2010
8,715,206 Acoustic patient sensor 1 2010
8,702,627 Acoustic respiratory monitoring sensor having multiple sensing elements 1 2010
8,690,799 Acoustic respiratory monitoring sensor having multiple sensing elements 2 2010
8,310,336 Systems and methods for storing, analyzing, retrieving and displaying streaming medical data 36 2010
8,430,817 System for determining confidence in respiratory rate measurements 23 2010
RE43860 Reusable pulse oximeter probe and disposable bandage apparatus 29 2010
8,548,548 Physiological measurement communications adapter 18 2010
8,801,613 Calibration for multi-stage physiological monitors 0 2010
8,260,577 Variable indication estimator 41 2011
8,228,181 Physiological trend monitor 51 2011
8,584,345 Reprocessing of a physiological sensor 4 2011
8,498,684 Sine saturation transform 22 2011
8,399,822 Systems and methods for indicating an amount of use of a sensor 25 2011
8,921,699 Low noise oximetry cable including conductive cords 0 2011
8,682,407 Cyanotic infant sensor 2 2011
8,821,397 Depth of consciousness monitor including oximeter 0 2011
8,229,533 Low-noise optical probes for reducing ambient noise 51 2012
8,364,226 Signal processing apparatus 28 2012
8,359,080 Signal processing apparatus 26 2012
8,529,301 Shielded connector assembly 19 2012
8,755,856 Signal processing apparatus 1 2012
8,781,543 Manual and automatic probe calibration 0 2012
8,718,737 Method and apparatus for demodulating signals in a pulse oximetry system 1 2012
8,463,349 Signal processing apparatus 22 2012
8,706,179 Reusable pulse oximeter probe and disposable bandage apparatii 1 2012
8,888,708 Signal processing apparatus and method 0 2012
8,845,543 Signal processing apparatus and method 0 2012
8,547,209 Alarm suspend system 18 2012
8,570,167 Physiological trend monitor 4 2012
8,489,364 Variable indication estimator 22 2012
8,870,792 Physiological acoustic monitoring system 0 2012
8,761,850 Reflection-detector sensor position indicator 1 2012
8,721,541 Physiological monitor 1 2013
8,700,112 Secondary-emitter sensor position indicator 1 2013
8,720,249 Non-invasive sensor calibration device 1 2013
8,892,180 Sine saturation transform 0 2013
 
CERCACOR LABORATORIES, INC. (40)
8,224,411 Noninvasive multi-parameter patient monitor 56 2006
8,190,223 Noninvasive multi-parameter patient monitor 60 2006
8,130,105 Noninvasive multi-parameter patient monitor 68 2006
8,050,728 Multiple wavelength sensor drivers 68 2006
8,423,106 Multi-wavelength physiological monitor 23 2008
8,781,544 Multiple wavelength optical sensor 0 2008
8,374,665 Tissue profile wellness monitor 22 2008
7,563,110 Multiple wavelength sensor interconnect 130 2008
D621516 Patient monitoring sensor 99 2008
8,385,996 Multiple wavelength sensor emitters 25 2009
8,577,431 Noise shielding for a noninvasive device 5 2009
8,437,825 Contoured protrusion for improving spectroscopic measurement of blood constituents 24 2009
8,630,691 Multi-stream sensor front ends for noninvasive measurement of blood constituents 5 2009
8,515,509 Multi-stream emitter for noninvasive measurement of blood constituents 21 2009
8,203,704 Multi-stream sensor for noninvasive measurement of blood constituents 28 2009
8,301,217 Multiple wavelength sensor emitters 22 2009
8,634,889 Configurable physiological measurement system 4 2010
8,600,467 Optical sensor including disposable and reusable elements 4 2010
8,255,027 Multiple wavelength sensor substrate 24 2010
8,471,713 Interference detector for patient monitor 22 2010
8,473,020 Non-invasive physiological sensor cover 22 2010
8,571,618 Adaptive calibration system for spectrophotometric measurements 4 2010
8,676,286 Method and apparatus for reducing coupling between signals in a measurement system 4 2011
8,663,107 Sepsis monitor 4 2011
8,428,967 Spot check monitor credit system 22 2011
8,718,735 Physiological parameter confidence measure 1 2011
8,483,787 Multiple wavelength sensor drivers 22 2011
8,830,449 Blood analysis system 0 2012
8,626,255 Noninvasive multi-parameter patient monitor 4 2012
8,560,032 Noninvasive multi-parameter patient monitor 12 2012
8,570,503 Heat sink for noninvasive medical sensor 5 2012
8,548,550 Optical sensor including disposable and reusable elements 18 2012
8,781,549 Noninvasive oximetry optical sensor including disposable and reusable elements 0 2012
8,849,365 Multiple wavelength sensor emitters 0 2013
8,754,776 Interference detector for patient monitor 1 2013
8,886,271 Non-invasive physiological sensor cover 0 2013
8,929,964 Multiple wavelength sensor drivers 0 2013
8,868,150 Optical sensor including disposable and reusable elements 0 2013
8,912,909 Noninvasive multi-parameter patient monitor 0 2013
8,909,310 Multi-stream sensor front ends for noninvasive measurement of blood constituents 0 2014
 
GLT ACQUISITION CORP. (10)
8,219,172 System and method for creating a stable optical interface 0 2006
7,822,452 Method for data reduction and calibration of an OCT-based blood glucose monitor 86 2006
8,036,727 Methods for noninvasively measuring analyte levels in a subject 5 2006
8,204,566 Method and apparatus for monitoring blood constituent levels in biological tissue 1 2007
8,768,423 Multispot monitoring for use in optical coherence tomography 1 2009
8,571,617 Flowometry in optical coherence tomography for analyte level estimation 1 2009
8,306,596 Method for data reduction and calibration of an OCT-based physiological monitor 10 2010
8,548,549 Methods for noninvasively measuring analyte levels in a subject 0 2011
8,788,003 Monitoring blood constituent levels in biological tissue 0 2012
8,831,700 Apparatus and method for creating a stable optical interface 0 2012
 
MASIMO CORPORATION (9)
8,712,494 Reflective non-invasive sensor 1 2011
8,666,468 Patient monitor for determining microcirculation state 4 2011
8,740,792 Patient monitor capable of accounting for environmental conditions 1 2011
8,723,677 Patient safety system with automatically adjusting bed 1 2011
RE44823 Universal modular pulse oximeter probe for use with reusable and disposable patient attachment devices 2 2012
8,755,872 Patient monitoring system for indicating an abnormal condition 1 2012
8,888,539 Shielded connector assembly 0 2013
8,920,317 Multipurpose sensor port 0 2013
8,847,740 Alarm suspend system 0 2013
 
Carcacor Laboratories, Inc. (1)
8,581,732 Noninvasive multi-parameter patient monitor 0 2012
 
Ceracor Laboratories, Inc. (1)
8,688,183 Emitter driver for noninvasive patient monitor 1 2010
 
COVIDIEN LP (1)
8,238,994 Adjusting parameters used in pulse oximetry analysis 0 2009
 
NELLCOR PURITAN BENNETT LLC (1)
8,506,498 Systems and methods using induced perturbation to determine physiological parameters 0 2008
 
Other [Check patent profile for assignment information] (1)
8,942,777 Signal processing apparatus 0 2007
* Cited By Examiner

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