Patent application number | Description | Published |
20110184270 | PHYSIOLOGICAL MONITORING GARMENT - A garment for providing physiological monitoring of a wearer is provided. In one embodiment, the garment comprises a sensor configured to detect a physiological signal of a wearer; a stretchable member connected to a first connection point; an adjusting member connected to the stretchable member; an adjusting member configured to adjust a distance between the stretchable member and a second connection point; and wherein the stretchable member is configured to stretch when the distance is less than a predetermined distance to urge the sensor into contact with the wearer's skin. | 07-28-2011 |
20110257542 | System Method and Device for Performing Heat Stress Tests - A system, method and device for testing for heat stress of a person is provided. In one embodiment, the method includes determining a first heart rate of the person at the end of a first time period during which a heart rate of the person maintained at least a first predetermined heart rate; after the first time period, determining a second heart rate of the person at the end of a second time period during which the heart rate of the person did not exceed a second predetermined heart rate; wherein the first predetermined heart rate is greater than the second predetermined heart rate; determining that the heart rate of the person transitioned from at least the first predetermined heart rate to no greater than the second predetermined heart rate within a predetermined transition time period; determining a heart rate recovery by subtracting the second heart rate from the first heart rate; determining a heart rate recovery ratio by dividing the heart rate recovery by a heart rate recover baseline; and providing a notification if the heart rate recovery ratio is beyond a threshold. | 10-20-2011 |
20120143019 | System Method and Device for Determining the Risk of Dehydration - A system, device and method of determining the probability of dehydration of a person is provided. In one embodiment, the method comprises receiving data of a heart rate of the person; receiving data of a posture of the person; determining that a first posture of the person satisfies first posture criteria for a first predetermined time period; determining a first heart rate for the person during the first predetermined time period; subsequent to determining that the first posture of the person satisfies first posture criteria for a first predetermined time period, determining that a second posture of the person satisfies second posture criteria for at least a second predetermined period; determining a second heart rate for the person during the second predetermined time period; determining a change in heart rate as the second heart rate minus the first average heart rate; determining a first probability of dehydration based, at least in part, on the change in heart rate; and outputting the first probability of dehydration. | 06-07-2012 |
Patent application number | Description | Published |
20140340219 | PHYSIOLOGICAL MONITORING AND ALERTING - Methods, apparatuses and systems are described for monitoring physiological parameters by using one or more sensors at a person. First and second physiological parameters of the person are monitored. A determination may be made, at the one or more sensors, that at least one of the first and second physiological parameters has crossed a threshold. An alert event may be generated at the one or more sensors, based on the crossed thresholds. The alert event may then be transmitted to a computing device that is separate from the one or more sensors. | 11-20-2014 |
20140343448 | TWO-ELECTRODE, IMPEDANCE-BASED RESPIRATION DETERMINATION - Methods, apparatuses and systems are described for determining respiration through impedance measurements using only two electrodes. A drive signal may be applied to a person, using only two electrodes. Using the same electrodes, the fluctuations in the voltage of the drive signal are determined. The voltage fluctuations in the drive signal are the result of impedance variations in the person's thoracic cavity due to respiration. Therefore, the voltage fluctuations may be used to determine a respiration rate of the person. In doing so, the voltage fluctuations may be digitized using a sampling rate that is much less than the frequency of the applied drive signal. | 11-20-2014 |
20150088459 | MONITORING AND PRESENTING UNSYNCHRONIZED PHYSIOLOGICAL DATA STREAMS - Methods, apparatuses and systems are described for outputting unsynchronized physiological data. The methods may include receiving a plurality of data streams, each data stream representing a physiological parameter for a person. The methods may also include selecting an epoch. Once the epoch is selected, the methods may also include determining, for each of the plurality of data streams, an epochal or summary value to represent each of the physiological parameters for the person in the epoch. The methods may additionally include outputting the epochal values with an indication of the selected epoch. | 03-26-2015 |
Patent application number | Description | Published |
20100083733 | IMPACT DETECTION SYSTEM - An impact detection system provides a means of sensing, monitoring and recording impact events on an impact surface using at least one sensor that is incorporated into the impact surface. The sensor(s) can be integral with, attached to or located behind various types of impact surface including various types of garments that can be worn by an individual or on composite materials such as an aircraft fuselage for example. The impact detection system includes a portable impact detection device electrically connected to the sensor(s) and is used to detect ballistic or non-ballistic type impacts on the impact surface. The portable impact detection device processes the impact data detected by the sensor(s) and stores the data for analysis at a later time or outputs the data to a third party system for review and/or analysis. | 04-08-2010 |
20120144934 | Impact Detection System - A device, method of manufacture, and garment for detecting an impact is provided. In one embodiment, the garment comprises a capacitive compression sensor attached to the garment having an inner and outer layer of conductive material as well as a compressible non-conductive material between the inner and outer layers. The outer layer of conductive material may include an electrical isolation region. The garment may further include an impact detection device electrically connected to the capacitive compression sensor via a conductor that traverses the electrical isolation region; and wherein the impact detection device comprises a processing circuit configured to process a change in a capacitance of the capacitive compression sensor into a digital format representative of the impact. The outer layer of conductive material may enclose the inner layer of conductive material. | 06-14-2012 |
20130285672 | ELECTRIC FIELD SENSING DEVICE - A sensing system is disclosed that uses at least one conductive plate and associated electronic circuitry to provide an output that is indicative of an object's position in relation to the at least one conductive plate. The sensing system is provided with a high impedance drive signal that varies as a result of the location of an object relative to the at least one conductive plate. The electronic circuitry receives a high impedance drive signal value as an input and a processor uses the value to calculate a digital output indicative of the object's position. The high impedance drive signal value is monitored over time enabling the objects position, displacement, pressure, movement, impact and energy to be determined. This data is output to a display and may also be transmitted to a person located remotely from the object being monitored. | 10-31-2013 |
Patent application number | Description | Published |
20090188991 | Irrigation nozzle assembly and method - A long throw Pop-Up Irrigation Nozzle assembly has no oscillating or rotating parts and includes a cylindrical body having a fluid inlet and a sidewall defining at least one fluidic circuit configured to generate a selected spray pattern when irrigation fluid flows through the body. In order to throw long distance, droplet velocity, droplet size and droplet initial aim angle determine the throw to provide a low precipitation rate (“PR”) for fluidic sprays. The nozzle assembly and method of the present invention achieve a PR of 1 in/hr or less and good spray distribution with a scheduling coefficient (“SC”) of about 1.5 without utilizing any moving components to provide a significantly more cost effective nozzle assembly, as compared to prior art rotator nozzles. | 07-30-2009 |
20090236449 | High efficiency, multiple throat fluidic oscillator - An improved fluidic oscillator, that operates on a pressurized liquid flowing through the oscillator to generate a liquid jet that flows into the surrounding gaseous environment to form of an oscillating spray of liquid droplets, includes: a member into which is fabricated a two-portion, flow channel, with its first portion configured so as to create the flow phenomena in the member that yields the spray's oscillating nature, and its second portion includes a splitter that is used to divide the jet into component sprays whose centerlines assume a specified yaw or pitch angle relative to the centerline of the oscillator. | 09-24-2009 |
20100078508 | Irrigation Nozzle Assembly with Fluidic insert Retention structure and method - A sprinkler assembly includes a sprinkler housing including at least one fluidic- circuit-receiving port carrying a fluidic insert configured to receive irrigation fluid and project the irrigation fluid in a desired spray pattern. The fluidic insert is held precisely in place by a retention ring adapted for insertion into the housing's interior lumen to provide a snap or friction fit within the housing while engaging and retaining the fluidic insert against impact forces from inrushing fluid surge. The retention ring fits entirely within the sprinkler assembly's housing or package, and is economically molded as a one-piece component, and does not have any effect on external appearance of the sprinkler assembly or any adverse effect on the fluidic insert's spray pattern. | 04-01-2010 |
20100090036 | Fluidic circuit with bump features for improving uniform distribution of fluidic sprays - A fluidic circuit or oscillator is provided with one or more small raised bumps or protrusions near the outlet or exhaust of a fluidic circuit to alter the spray pattern by re-distributing heavy areas of flow, resulting in a more uniform spray. The fluidic oscillator enclosure operates on a pressurized liquid flowing through the oscillator to generate a liquid jet that flows from said oscillator and into a surrounding environment to form an oscillating spray of liquid droplets, where the oscillator generates a stream of liquid droplets. The outlet or throat structure includes at least one bump or protuberance configured to project into the oscillating spray. | 04-15-2010 |
20110061692 | FULL COVERAGE FLUIDIC OSCILLATOR WITH AUTOMATED CLEANING SYSTEM AND METHOD - A full coverage fluidic oscillator ( | 03-17-2011 |
20110233301 | Rain can style showerhead assembly incorporating eddy filter for flow conditioning in fluidic circuits - A fluidic oscillator adapted for use in a showerhead or nozzle assembly includes an eddy filter structure which reduces the adverse effects of fluid supply turbulence on the fluidic oscillator's spraying performance. A nozzle or rain can style showerhead assembly includes a water chamber or manifold which receives water via a central inlet fitting. Water entering the water chamber or manifold flows turbulently into and through the manifold and is expelled under pressure through a plurality of nozzles which are configured as specially adapted fluidic inserts. | 09-29-2011 |
20120055560 | FLUID STREAM POWERED PULSE GENERATING FLUIDIC OSCILLATOR - A fluidic device which produces fluid pulses having a selected pulse repetition frequency, pulse duration, pulse peak pressure and pulse peak flow rate includes first, second and third fluid flow controlling channels or lumens which converge in a junction, defining a “Y” configuration having a base leg and right and left diverging arms. The first leg portion has a fluid input and terminates downstream at the Y junction of the base and the two diverging arms. The first leg has converging walls which reduce the cross sectional area of the flow to thereby increase the fluid velocity to make a fluid jet. The second or right leg, begins at the Y junction and terminates distally in an enclosed, fluid-tight container having a selected blind volume. The third, or left leg, begins at the Y junction and terminates distally in a fluid outlet passage having a selected cross-sectional area. | 03-08-2012 |
20140145009 | Cup-shaped Fluidic Circuit, Nozzle Assembly and Method - A conformal, cup-shaped fluidic nozzle engineered to generate an oscillating spray is configured as a (e.g., | 05-29-2014 |
20140263742 | Cup-shaped Fluidic Circuit with Alignment Tabs, Nozzle Assembly and Method - An automatically alignable conformal, cup-shaped fluidic nozzle engineered to generate an oscillating spray is configured as a cylindrical cup having a substantially open proximal end and a substantially closed distal end wall with a centrally located power nozzle defined therein and between first and second distally projecting alignment tabs or wall segments. Optionally, the fluidic circuit's oscillation inducing geometry is molded directly into the sealing post's distal surface and a one-piece cup provides the discharge orifice. | 09-18-2014 |
20140291423 | Cup-shaped Nozzle Assembly with Integral Filter Structure - A filtering nozzle assembly or spray head has a conformal nozzle component engineered to generate a filtered spray and configured as a small cylindrical member having a substantially open proximal end and a substantially closed distal end wall with a centrally located discharge orifice defined therein. Optionally, cup-shaped filtered orifice defining member also includes a fluidic circuit's oscillation inducing geometry molded into the cup or directly into the distal surface of a sealing post and the one-piece filter cup provides the fluidic circuit's discharge orifice. | 10-02-2014 |