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7402137 |
Adjustable table plethysmograph
A plethysmograph is constructed with a base including parallel, horizontal guide rails; an open-ended, moveable enclosure section having a horizontal central axis slidable on the guide rails...
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7399280 |
Passive and wireless in-vivo acoustic wave flow sensor
A wireless surface wave flow sensor can be utilized for monitoring the flow of fluid. Such a surface wave flow sensor can be configured to include one or more interdigital transducers and a...
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7374540 |
Non-invasive probe for detecting medical conditions
A non-invasive probe for application to a body part, such as a finger, toe or limb, for the detection of a medical condition of the subject includes a housing defining a compartment closed at one...
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7367941 |
Detection and characterization of cholinergic oscillatory control in peripheral microvasculature
The present invention is an apparatus and method for assessing the condition of a subject by measuring and characterizing one or more oscillatory activities of the subject. The oscillatory...
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7351209 |
Apparatus for inspecting allergic reaction
An apparatus for inspecting an allergic reaction projects laser light onto an object having a bloodstreams and receives, using a light sensor, light rays scattered by blood cells at the surface of...
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7344504 |
Venous distensibility evaluation index measuring apparatus
In an venous distensibility evaluation index measuring apparatus, a pressure adjusting section generates a pressure to supply it to a venous occluding section; in response thereto the venous...
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7341562 |
Modulation and analysis of cerebral perfusion in epilepsy and other neurological disorders
A system including an implantable neurostimulator device capable of modulating cerebral blood flow to treat epilepsy and other neurological disorders. In one embodiment, the system is capable of...
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7341560 |
Apparatuses and methods for non-invasively monitoring blood parameters
An apparatus for monitoring vital sign parameters in a biological entity is disclosed. In an embodiment, the apparatus includes at least one light source for transmitting light through the...
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7317940 |
MRT apparatus, method and computer program product for determining the speed of a flowing medium
In a method for automatic determination of the actual speed interval of a flowing medium in flow measurements in magnetic resonance imaging, an overview image (localizer) is acquired displayed on a...
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7309313 |
Vascular disease examining system and bypass vascular diagnosing device
Disclosed are a vascular disease examination system capable of examining and diagnosing vascular diseases such as arterial obliteration by determining the feature quantities of blood flow velocity...
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7273456 |
Method for analyzing an event such as a surgical intervention on a blood vessel
A method of analyzing an event comprises the steps consisting in:
gathering at least one series of measurements of a physical phenomenon associated with the event or likely to be associated...
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7270637 |
Device for and method of measuring blood flow using bio-photon emission
A device for and a method of measuring a blood flow of a living body having blood vessels that emit bio-photons and through which blood flows, the device including a detector positioned adjacent to...
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7267651 |
Method and apparatus for blood flow measurement using millimeter wave band
A system and method that determines a blood flow rate in an area of a subject. The system includes a transmitter operable to transmit an electrical signal in the range of about 20 GHz to about 300...
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7261696 |
Method and apparatus for measuring cardiac output via an extracorporeal cardiopulmonary support circuit
A method and apparatus for determining cardiac output in conjunction with flow through an extracorporeal circuit, wherein flow through an arterial line of the extracorporeal circuit is temporarily...
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7258687 |
Device and method for inducing vascular injury and/or blockage in an animal model
Ultrashort laser pulses are used to induce photodisruptive breakdown in vasculature in an animal to controllably produce hemorrhage, thrombosis or breach of the blood-brain barrier in individual,...
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7250029 |
Human condition evaluation system, computer program, and computer-readable record medium
A human condition evaluation system, of which bio-signal analysis means includes a bio-signal peak value detection means for detecting a peak value for each cycle of an original waveform of a...
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7238159 |
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...
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7229465 |
Method and apparatus for the detection and ligation of uterine arteries
The invention provides devices, systems and methods for occluding arteries without puncturing skin or vessel walls. The devices, systems and methods for occluding arteries are configured to be...
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7229410 |
Method and device for determining a characteristic value for the perfusion of modified tissue regions in organs of living beings
A method and a device are used for determining a characteristic value for the perfusion of modified, in particular pigmented tissue regions in organs of living beings, for example the skin. By...
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7226415 |
Microwave hemorrhagic stroke detector
The microwave hemorrhagic stroke detector includes a low power pulsed microwave transmitter with a broad-band antenna for producing a directional beam of microwaves, an index of refraction matching...
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7209780 |
System and a computer program for the determination of quantities relating to the circulatory system of a patient
A system for the determination of quantifies relating to the circulatory system of a patient including a device for the non-invasive measurement of the qualitative variation over time of the local...
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7195598 |
Method for determining the effectiveness of a medical therapy by analysis of collateral vessels
In a method for determining the effectiveness of a therapy for alleviating a constriction in a blood vessel, the functioning of collateral vessels naturally formed at the constriction is analyzed....
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7192403 |
Methods, apparatus and articles-of-manufacture for noninvasive measurement and monitoring of peripheral blood flow, perfusion, cardiac output biophysic stress and cardiovascular condition
The invention relates to methods, apparatus, articles-of-manufacture, and coded data signals for measuring cardiac output, limb blood flow, perfusion, blood pressure, artery elasticity, and...
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7186219 |
Calibration of a doppler velocimeter for stroke volume determination
Doppler Velocimetry is a widely used method for estimating stroke volume (SV). The accuracy and reliability of its measurement however, is dependant on
a) the correct assessment of the aortic...
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7179228 |
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...
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7175588 |
Method and system for detecting ventricular collapse
A pump system includes an implantable pump including a motor having a rotor and a stator. The stator includes a plurality of stator windings, and a motor controller is coupled to the motor to...
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7169111 |
Multi-channel blind system identification for cardiovascular monitoring
Multi-channel blind system identification is utilized to identify a patient's cardiac functions without catheterization. The approach is adaptive to each patient's cardiovascular system variations....
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7165010 |
Vessel evaluation methods, apparatus, computer-readable media and signals
Methods, apparatuses, media and signals for evaluating a vessel. One method includes receiving at least one measurement of a physical dimension of the vessel, and producing an indication of...
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7160250 |
Method and equipment for analyzing biological signals representing intracranial and blood pressure fluctuations
A method of analyzing biological pressure signals in a patient including obtaining arterial blood pressure, cerebral blood flow rate and intracranial pressure signals from the patient, and...
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7150717 |
Optical measurement apparatus for a living body
Disclosed is an optical measurement apparatus for a living body to provide a means for measuring blood flow activity within a short time inside the body, even if the test subject cannot distinguish...
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7147602 |
Blood rheology measuring apparatus
A blood rheology measuring apparatus has a measuring portion for measuring blood circulation information inside of a living body from outside of the living body. The blood circulation information...
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7147601 |
Signal averaging using gating signal obtained from autocorrelation of input signals
A plethysmographic or other signal is autocorrelated to give a first-pass determination of the distances among individual waveforms. A waveform is isolated, tested to determine whether its...
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7135001 |
Rebreathing methods including oscillating, substantially equal rebreathing and nonrebreathing periods
A differential Fick technique including a first phase in which baseline breathing parameters may be established and a second phase in which a change in the effective ventilation of a patient is...
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7131950 |
System and method for noise reduction in thermodilution for cardiac measurement
A system and method for artifact reduction in thermodilution for cardiac measurement is provided by both respiration artifacts and noise artifacts are reduced. The system and method detects the...
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7130672 |
Apparatus and method for monitoring tissue vitality parameters
Apparatus for monitoring a plurality of tissue viability parameters of a tissue layer element, in which two different illumination sources are used via a common illumination element in contact with...
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7128716 |
Blood flowmeter and sensor part of the blood flowmeter
A sensor part of a blood flowmeter for measuring a value on blood flow in tissue of a living body is provided, in which the sensor part includes: a light emitter for emitting light to tissue of a...
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7104958 |
Systems and methods for investigating intracranial pressure
The invention relates to systems and methods for assessing blood flow in single or multiple vessels and segments, for assessing vascular health, for conducting clinical trials, for screening...
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7087034 |
Vascular shunt with audio flow indication
A vascular shunt apparatus ( 10 ) includes a tubular member having first and second end portions ( 16, 20 ) and an aperture extending through the first and second end portions ( 16, 20 ). A...
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7087026 |
Devices and methods for measuring blood flow rate or cardiac output and for heating or cooling the body
Heat exchanger-equipped catheters and related methods that are useable for changing or maintaining at least a portion of the body of a human or veterinary patient at a desired temperature and for...
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7070564 |
Devices for physiological fluid sampling and methods of using the same
Methods and devices are provided for determining a suitable site for sampling physiological fluid. In the subject methods, a potentially suitable physiological sampling site is selected, the fluid...
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7048691 |
Method and apparatus for assessing hemodynamic parameters within the circulatory system of a living subject
An improved method and apparatus for non-invasively assessing one or more hemodynamic parameters associated with the circulatory system of a living organism. In one aspect, the invention comprises...
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7022083 |
Measurement system for living bodies
A satisfactory averaged signal can be obtained with only a small number of repetitions of measurement in the measurement of responses to a stimulus given to a living body. A low-frequency...
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7011633 |
Blood flow measuring apparatus
A blood flow measuring apparatus has a measuring electrode and a counter-electrode adapted to be brought into contact with the blood of a patient. A measuring unit measures a voltage or a current...
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7004907 |
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...
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6999812 |
Arteriosclerosis detection system
An arteriosclerosis detection system including an electrocardiographic signal detection device, an eyeground image detection device for detecting an eyeground image in synchronization with an...
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6994675 |
Non-invasive measurement of suprasystolic signals
An apparatus for assessing cardiovascular status of a mammal comprises a system for locally applying a pressure to an artery capable of restricting blood flow through said artery, a wideband...
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6986744 |
Method and apparatus for determining blood flow during a vascular corrective procedure
A method and apparatus for determining an angioplasty induced blood flow changes, wherein the apparatus includes the catheter having a port for introducing a blood property change in a downstream...
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6969355 |
Arteriostenosis diagnosing apparatus
An arteriostenosis diagnosing apparatus which measures an ankle blood pressure at an ankle 12 of a patient and a brachium blood pressure at a brachium 14 , so that the measured ankle and...
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6953435 |
Biological data observation apparatus
A biological data observation apparatus includes a measuring unit including at least a photoelectric sensor including a light emitting element for emitting light with a predetermined wavelength...
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6939308 |
Acoustic sensor array for non-invasive detection of coronary artery disease
Methodology for determining the bounds of a patient's acoustic window is described. Medical application acoustic array designs with apertures accommodated by patient acoustic windows and merged...
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