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Surgery > Diagnostic Testing > Cardiovascular > Measuring Pressure In Heart Or Blood Vessel Measuring Pressure In Heart Or Blood VesselMeasuring Pressure In Heart Or Blood Vessel patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.12/21/06 - 20060287601 - Noninvasive blood pressure monitoring system The preferred embodiment of the present invention comprises a single microprocessor-based interface that connects between a noninvasive blood pressure (NIBP) sensor and an invasive blood pressure (IBP) monitor or module. The interface effectively emulates an IBP transducer in such a way that the IBP monitor sees the interface as if ... 11/23/06 - 20060264765 - Pressure-dependent automatic leak valve for sphygmomanometers Disclosed herein is a pressure-dependent automatic leak valve for sphygmomanometers which is able to regularly reduce the pressure in a cuff without manipulation of a pressure reducing valve. The pressure-dependent automatic leak valve of the present invention includes an outer casing, with an inlet port formed at a predetermined position ... 11/23/06 - 20060264764 - System and method for non-invasively determining a left ventricular end-diastolic pressure A system and method for determining a left ventricular end-diastolic pressure of blood within a left ventricle of a patient includes non-invasively measuring a plurality of cardiac parameters of the patient. The cardiac parameters may include a mitral valve area, and at least one of a stroke volume of the ... 11/16/06 - 20060258944 - Device and method for outputting bioinformation and bioinformation report The bioinformation outputting device comprises obtaining unit adapted to obtaining two or more pairs of blood pressure values including the systolic blood pressure value and the diastolic blood pressure value, layout unit adapted to generate a report for presenting the two or more pairs of blood pressure values in a ... 11/16/06 - 20060258943 - Device and method for outputting bioinformation and bioinformation report Blood pressure values measured in four limbs are plotted on first to fourth linear axes which extend from an origin in an upper right direction, an upper left direction, a lower left direction, and a lower right direction respectively, and a rectangle composed of vertices which are determined by the ... 10/19/06 - 20060235309 - Hybrid lvedp monitor An apparatus for validating a non-invasively obtained estimate of LVEDP includes a non-invasive system for non-invasively obtaining a first estimate of the LVEDP; an invasive system for invasively obtaining a second estimate of the LVEDP concurrent with the first estimate; and a processor for comparing the first and second estimates ... 10/05/06 - 20060224068 - Blood pressure measuring apparatus A blood pressure measuring apparatus to measure blood pressure based on a change in a pressure by a cuff mounted to a subject comprises: cuff pressure controlling means for deflating the cuff after avascularization by the cuff at a body part around which the cuff is placed; detecting means for ... 09/28/06 - 20060217616 - Noninvasive blood pressure determination method and apparatus The method and the apparatus serve for non-invasively determining the blood pressure of a patient. An electrical cardiac potential measurement signal and a pulse-pressure-wave measurement signal are detected which, starting from the heart, propagate within the blood vessels as far as to a pulse-feeling location. A pulse-pressure-wave propagating time between ... 09/14/06 - 20060206030 - Rapid non-invasive blood pressure measuring device A measurement device for generating an arterial volume-indicative signal includes an exciter and a detector. The exciter is adapted to receive an oscillating signal and generate a pressure wave based at least in part on the oscillating signal on the artery at a measurement site on a patient. The pressure ... 09/14/06 - 20060206029 - Device and method for regulating blood flow A system and method for regulating blood flow rate or blood pressure in a second blood vessel or heart chamber to achieve a balanced flow rate or blood pressure between the second blood vessel or heart chamber and a first blood vessel or heart chamber, wherein the first and the ... 09/07/06 - 20060200029 - Universal transportable vital signs monitor A transportable vital signs monitor accommodates patients over a broad range of body sizes. The monitor has various universal vital signs sensor units attached to it, such as sensor units for blood oxygen saturation, temperature, and non-invasive blood pressure. The monitor has a graphical display and may have alphanumeric displays. ... 09/07/06 - 20060200028 - Sensor-based apparatus and method for portable noninvasive monitoring of blood pressure Blood pressure including systolic pressure, diastolic pressure, and pulse rate may be determined from a portable monitoring device that noninvasively senses at the surface of a patient's body pressure pulses that are influenced by blood flow in an underlying artery. As varying hold-down pressure is applied to the artery through ... 09/07/06 - 20060200027 - Articulated placement guide for sensor-based noninvasive blood pressure monitor Blood pressure may be determined from a sensor-based monitoring device that non-invasively senses pressure pulses from an underlying artery. A user positions the sensor on the surface of an anatomical structure over the-artery, such as over the edge of the radius bone of the wrist, using an articulated placement guide. ... 08/31/06 - 20060195034 - Device and method for the continuous non-invasive measurement of blood pressure The invention relates to a method and a device for the continuous non-invasive measurement of blood pressure, according to the principle of the relaxed arterial wall, said device comprising at least one first pressure cuff (1) and one second pressure cuff (1′) of a comparable or identical size. Said cuffs ... 08/17/06 - 20060184052 - Blood-pressure monitor Disclosed is a blood-pressure monitor, which comprises signal generation means for generating a breathing-guidance signal during a blood-pressure measurement, and display means for displaying an indication for guiding breathing based on the breathing-guidance signal. The blood-pressure monitor of the present invention can display an indication for guiding resting breathing during ... 08/17/06 - 20060184051 - Apparatus and methods for non-invasively measuring hemodynamic parameters Improved apparatus and methods for non-invasively assessing one or more hemodynamic parameters associated with the circulatory system of a living organism. In one aspect, the invention comprises apparatus adapted to accurately place and maintain a sensor (e.g., tonometric pressure sensor) with respect to the anatomy of the subject, including an ... 08/17/06 - 20060184050 - Biomedical optical device and biomedical optical measuring method Light having a wavelength to be absorbed by a target object is irradiated from a light irradiating unit toward a subject while varying its intensity in the course of time. At least two detecting elements arrayed along a scanning direction detect a component having a large time delay out of ... 08/03/06 - 20060173366 - Vascular stiffness evaluation apparatus, vascular stiffness index calculating program, and vascular stiffness index calculating method Investigation is made into a cause by which an abnormal result is obtained from an arterial stiffness evaluation apparatus for evaluating a degree of arteriosclerosis based on pulse waves and blood pressures which are detected from an ankle and an upper arm. Provided is an arterial stiffness evaluation apparatus capable ... 08/03/06 - 20060173365 - Coronary sinus sensing device The present invention provides a new mechanical sensor approach to maneuvering catheters and other cardiac devices into blood outlets, with particular application to maneuvering cardiac devices into the coronary sinus and beyond. Additionally, the inventive sensing device provides assessment of the viability of branching veins and other potential device sites, ... 08/03/06 - 20060173364 - Multi-channel electrophysiologic signal data acquisition system on an integrated circuit A physiologic data acquisition system includes an analog input, a sigma-delta front end signal conditioning circuit adapted to subtract out DC and low frequency interfering signals from and amplify the analog input before analog to digital conversion. The system can be programmed to acquire a selected physiologic signal, e.g., a ... 08/03/06 - 20060173363 - System and method for passive monitoring of blood pressure and pulse rate System and method that can monitor pulse rate and passively produce a blood pressure measurement and automatically log the data for the user. Additionally, coupling to the Internet or Information Systems expands the options for the early detection of diseases, based on sudden detected changes and trend analyses, and the ... 07/27/06 - 20060167360 - System and method for detecting artifactual hemodynamic waveform data A system and method for cardiovascular analysis includes an implantable medical device capable of generating hemodynamic pressure waveform data based upon sensed pressure. Hemodynamic waveform data is analyzed to identify artifactual data represented in the hemodynamic waveform. ... 07/27/06 - 20060167359 - System and method for detecting cardiovascular health conditions using hemodynamic pressure waveforms A cardiovascular analysis system and method includes an implantable medical device with a sensor positioned to sense a hemodynamic pressure over time. The implantable medical device generates hemodynamic pressure waveform data based upon the hemodynamic pressure sensed. A processor analyzes the hemodynamic waveform data to provide an indication of cardiovascular ... 07/27/06 - 20060167358 - Method and apparatus for muscle function measurement The present invention provides an apparatus and method for monitoring muscle function based on an index derived from a pressure or force signal. The muscle function index is derived from an instantaneous muscle stiffness ratio computed as the ratio of the first time derivative of the pressure or force waveform ... 07/06/06 - 20060149152 - System for determining endothelial dependent vasoactivity A method of determining endothelial dependent vasoactivity of a subject, the method is effected by recording pressure-related signals of a plurality of locations adjacent to at least one blood vessel; extracting at least one parameter from the pressure-related signals; and using the at least one parameter to determine a change ... 06/22/06 - 20060135871 - Method for measurement of systolic and diastolic time intervals A method and apparatus for determining cardiac time intervals that can measure physiological data noninvasively. Arterial pulse values are measured either invasively or noninvasively, from which left ventricular waveform data is generated. Systolic and diastolic time intervals are derived based on the left ventricular waveform data. ... 06/08/06 - 20060122517 - Vital signs monitor using an optical ear-based module The invention provides a system for measuring blood pressure from a patient that includes: 1) an optical module configured to be worn on the patient's ear and comprising at least one optical source and a photodetector; 2) a calibration source configured to make a blood pressure measurement; and, 3) a ... 06/01/06 - 20060116587 - Method and apparatus for monitoring the efficacy of fluid resuscitation MAP=(DPM−DPM(0))/K(I) ... 05/04/06 - 20060094965 - Apparatus for control of non-invasive parameter measurements Improved methods and apparatus for non-invasively assessing one or more parameters associated with fluidic systems such as the circulatory system of a living organism. In a first aspect, an improved method of continuously measuring pressure from a compressible vessel is disclosed, wherein a substantially optimal level of compression for the ... 04/20/06 - 20060084878 - Personal computer-based vital signs monitor The invention provides a system for measuring blood pressure from a patient that includes: 1) an optical module featuring systems for measuring signals from the patient, serial communication, and power management; 2) an external computing device configured to attach to the optical module, supply power to the optical module, and ... 04/13/06 - 20060079792 - Compact apparatus and methods for non-invasively measuring hemodynamic parameters Improved apparatus and methods for non-invasively assessing one or more hemodynamic parameters associated with the circulatory system of a living organism. In one aspect, the invention comprises spatially compact “bracelet” embodiment adapted to accurately place and maintain a sensor (e.g., tonometric pressure sensor) with respect to the anatomy of the ... 04/13/06 - 20060079791 - Micro blood pressure sensor and measuring instrument using same The invention relates to a blood pressure microsensor comprising means of holding and positioning a chip of piezoresistive material (10) on the inside face of a practitioner's finger, the chip dimensions being smaller than the diameter of the artery in which the pressure is to be measured, the microsensor also ... 04/06/06 - 20060074323 - Display and warning method and apparatus of electronic manometer A method and an apparatus for display the stage of a measured blood pressure of a patient. The blood pressure can be distributed in one of a normal stage, a potential hypertension stage, a first hypertension stage, and a second hypertension stage. When the blood pressure is measured, it is ... 04/06/06 - 20060074322 - Measuring systolic blood pressure by photoplethysmography The present invention relates to cuff-based method for the measurement of systolic blood pressure (SBP) by measuring photoplethysmographic (PPG) signals in peripheral blood vessels distal to the cuff and to a method for cuffless measurement of SBP by analyzing PPG signals in peripheral blood vessels, after suitable calibration by the ... 03/09/06 - 20060052711 - Blood pressure diagnostic aid A medical diagnostic method using systolic and diastolic blood pressures, and pulse frequency of a patient is provided to compute a normalized diastolic distensibility value and a normalized peripheral resistance value, and to automatically compute the product of the normalized diastolic distensibility value and the normalized peripheral resistance value to ... 03/02/06 - 20060047204 - Sphygmomanometer A sphygmomanometer is disclosed. The sphygmomanometer mainly includes multiple power buttons and multiple memory buttons mounted thereon, and the power buttons and the memory buttons are disposed in a corresponding manner for communicating with one another. Through pressing one of the power buttons, a measurement value of blood pressure can ... 03/02/06 - 20060047203 - Sphygmomanometer A sphygmomanometer is disclosed. The sphygmomanometer mainly has plural power buttons and plural memory buttons mounted thereon, and said power buttons and said memory buttons are in a one-on-one manner to communicate with one another. Through pressing one of said power buttons, a measurement value of blood pressure can be ... 03/02/06 - 20060047202 - Method and system of breathing therapy for reducing sympathetic predominance with consequent positive modification of hypertension The invention specifies a method and system for leading a person suffering from “sympathetic predominance”, a specific symptom of which is “hypertension”, to breathe according to a certain pattern for the express purpose of positively altering the condition of sympathetic predominance (over activation), having the effect of bringing the autonomic ... 03/02/06 - 20060047201 - Processing of continuous pressure-related signals derivable from a human or animal body or body cavity: methods, devices and systems A method for processing pressure signals derived from locations inside or outside a human or animal body cavity. Different aspects relate to a method for optimal differentiating between cardiac beat- and artifact-induced pressure waves, a method for obtaining new and improved information from the pressure signals, and methods for predicting ... 02/16/06 - 20060036184 - Calibration system and method for pressure monitoring A calibration system for pressure monitoring including a sensor positioned at a sensor location on or in a patient's body, a first pressure transducer positioned at a reference location remote from the sensor location to receive a signal from the sensor and to generate a first pressure signal, a calibration ... 01/12/06 - 20060009698 - Hand-held monitor for measuring vital signs The invention provides a monitor for measuring blood pressure and other vital signs from a patient without using a cuff. The monitor features a housing with a first surface that, in turn, supports a first sensor. The first sensor features: i) an optical system with one or more light sources ... 01/12/06 - 20060009697 - Wireless, internet-based system for measuring vital signs from a plurality of patients in a hospital or medical clinic The invention provides system for measuring vital signs from multiple patients, typically in an in-hospital setting. The system features a body-worn vital sign monitor that includes: i) a sensor configured as a patch that measures electrical and optical signals from a patient; ii) a controller featuring a microprocessor that receives ... 01/05/06 - 20060004293 - Rapid non-invasive blood pressure measuring device A measurement device for generating an arterial volume-indicative signal includes an exciter and a detector. The exciter is adapted to receive an oscillating signal and generate a pressure wave based at least in part on the oscillating signal on the artery at a measurement site on a patient. The pressure ... 12/29/05 - 20050288596 - Implantable pressure transducer system optimized for reduced thrombosis effect This invention relates generally to systems and methods for optimizing the performance and minimizing complications related to implanted sensors, such as pressure sensors, for the purposes of detecting, diagnosing and treating cardiovascular disease in a medical patient. Systems and methods for anchoring implanted sensors to various body structures are also ... 12/22/05 - 20050283082 - Optical noninvasive vital sign monitor An optical noninvasive vital sign monitor comprising a reflectance-type optical sensor within a pressurizable capsule retained by a headband, the capsule having an optically transparent or translucent inner wall adapted for placement against a subject's forehead. The optical sensor is mounted on the inside surface of the pressurizable capsule's inner ... 11/24/05 - 20050261594 - Vital signs monitor used for conditioning a patient's response The invention provides a method for monitoring a patient, comprising the following steps: 1) outfitting the patient with a ambulatory blood pressure monitor that features an optical system for measuring blood pressure without using a cuff, and a wireless system configured to send and receive information sent from an Internet-based ... 11/24/05 - 20050261593 - Methods for measuring blood pressure with automatic compensations Disclosed is a method for measuring an arterial blood pressure of a subject comprising detecting a pulse-wave-related signal of the subject; extracting a feature from the signals; determining a factor that can affect the arterial blood pressure of the subject; and determining the arterial blood pressure based on the feature ... 11/10/05 - 20050251051 - Method and apparatus for assessing autonomic function The invention analyzes relationships between factors, within a patient population, to identify autonomic dysfunction patterns. Patient test results are then compared with the identified patterns to determine the patient's autonomic function. The invention can continually amend the patient population with new test results to create increasingly accurate normative data sets ... 11/03/05 - 20050245831 - Patch sensor for measuring blood pressure without a cuff A monitoring device, method and system for monitoring vital signs of a patient over a wireless network are disclosed herein. The monitoring device includes an adhesive patch sensor, typically mounted on a patient's head, and a processing component. The adhesive patch sensor typically includes an optical system that generates an ... 10/27/05 - 20050240108 - Chair or bed member having data storage A chair or bed member has data storage of information regarding the chair or bed member. The chair or bed member further has a sensor which senses physical movement by a person using the chair or bed member to produce an output of the information from the data storage. ... 10/13/05 - 20050228301 - Blood-pressure monitoring device featuring a calibration-based analysis A monitoring device (10), method and system are disclosed herein. The monitoring device (10) utilizes a vital sign monitor (16) to determine a plurality of vital signs of the user. The vital sign monitor (16) preferably comprises a light source (3) and photodetector (31) in communication with a pulse oximetry ... 10/13/05 - 20050228300 - Cuffless blood-pressure monitor and accompanying wireless mobile device The present invention provides a system for monitoring blood pressure that preferably includes: 1) a blood-pressure monitor featuring a measuring component that generates blood-pressure information and a first short-range wireless component configured to wirelessly transmit the blood-pressure information; 2) a mobile device featuring a chipset that includes i) an embedded ... 10/13/05 - 20050228299 - Patch sensor for measuring blood pressure without a cuff A monitoring device, method and system for monitoring vital signs of a patient over a wireless network are disclosed herein. The monitoring device includes an adhesive patch sensor, typically mounted on a patient's head, and a processing component. The adhesive patch sensor typically includes an optical system that generates an ... 10/13/05 - 20050228298 - Device, system and method for monitoring vital signs A monitoring device, method and system are disclosed herein. The monitoring device is capable of determine when a user's wrist is at rest using a motion sensor disposed within a wrist module that is attached to the user's wrist. When at rest, the monitoring device utilizes a vital sign monitor ... 10/13/05 - 20050228297 - Wrist-worn system for measuring blood pressure The invention provides a device that measures a patient's blood pressure without using an inflatable cuff. The device includes an optical module featuring an optical source and an optical detector; a flexible, thin-film pressure sensor; and a processing module, configured to receive and process information to calculate time-dependent blood pressure ... 10/13/05 - 20050228296 - Cuffless system for measuring blood pressure The invention provides a device that measures a patient's blood pressure without using an inflatable cuff. The device includes an optical module featuring an optical source and a first optical sensor that generates a first set of information; a flexible, thin-film pressure sensor that generates a second set of information; ... 09/29/05 - 20050215912 - Method and measuring device for determining blood pressure The invention is directed to a method and a device for determining the blood pressure, in which a pressure sensor is applied to an individual's limb to detect the blood pressure prevailing in said limb. According to the present invention, the orientation of the limb is detected by means of ... 09/15/05 - 20050203425 - Coaxial dual lumen pigtail catheter A coaxial dual lumen pigtail catheter utilizes coaxial construction incorporating a thin wall guiding catheter technology for the outer lumen and using a strong braided diagnostic technology for the central lumen to accommodate high-pressure injections. The catheter includes a manifold body to provide for connection to each of the dual ... 09/01/05 - 20050192500 - System and method of determining whether to recalibrate a blood pressure monitor A monitor for determining a patient's physiological parameter includes a calibration device that provides a calibration signal indicative of an accurate measurement of the patient's physiological parameter. The monitor also includes a processor, which receives a noninvasive signal from a noninvasive sensor positioned over a blood vessel. The processor uses ... 08/25/05 - 20050187481 - Real-time measurement of ventricular stroke volume variations by continuous arterial pulse contour analysis Ventricular stroke volume variation (SVV) is estimated as a function of the standard deviation of arterial blood pressure value measured over each of at least two cardiac cycles, preferably over each of the cardiac cycles in a computation interval covering a full respiratory cycle. In one embodiment, maximum and minimum ... 08/11/05 - 20050177047 - Device for, and a method of, transcutaneous pressure waveform sensing of an artery and a related target apparatus A device (20) for transcutaneous pressure waveform sensing of an artery. The device (20) having, in use, an application direction (43) towards the skin (46) of a user. The device (20) includes a pressure sensing head (37) having a distal end (36) and at least one skin depressing means (38) ... 08/04/05 - 20050171442 - Electronic blood pressure monitor and method of managing measurement data of electronic blood pressure monitor A blood pressure measurement unit measures the blood pressure and a CPU accordingly stores, in a blood pressure storage unit, measurement data as well as time information regarding the time at which the blood pressure is measured. The CPU calculates, as representative measurement data, the average of a plurality of ... 07/07/05 - 20050148883 - Wireless sensing device and method with capability of short range radio frequency transmissions A device and a method of sensing and transmitting physiological pressures and body temperatures are disclosed. The device includes a transducer and a transmitter. The transmitter is adapted to broadcast a signal which is modulated by the output of a transducer. The transmitter is also adapted to limit the power ... 07/07/05 - 20050148882 - Vital signs monitor used for conditioning a patient's response The invention provides a method for monitoring a patient, comprising the following steps: 1) outfitting the patient with a ambulatory blood pressure monitor that features an optical system for measuring blood pressure without using a cuff, and a wireless system configured to send and receive information sent from an Internet-based ... 06/16/05 - 20050131307 - Compact oscillometric blood pressure simulator A system for generating pressure pulses to calibrate a blood pressure (BP) monitor or other pressure sensing device is disclosed. The oscillometric blood pressure (BP) simulator of the preferred embodiment comprises an elastomeric bladder pneumatically coupled to the BP monitor, and an actuator adapted to reversibly compress the elastomeric bladder ... ### FreshPatents.com Support |