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| Number | Title | Issue Date |
| 7725149 | Devices, methods, and kits for non-invasive glucose measurement Described are devices, methods, and kits for non-invasively measuring glucose. In general, the devices comprise skin patches for placement on a skin surface and measurement devices for measuring glucose collected in the patches. The patches may include an adhesive m... | 05/25/2010 |
| 7438691 | Method and device for predicting the fertile phase of women A method and device to predict ovulation in a female human by measuring changes in the concentration of a number of ions in eccrine sweat is disclosed. The concentration, or changes in concentration, of one or more ions are determined throughout the day and analyzed... | 10/21/2008 |
| RE40470 | Body function measuring apparatus Body function measuring apparatus which provides: (1) an indication of the body function being measured, and (2) a loose probe condition by determining that the difference between the rate of change of a first body function signal, developed by a first sensor in the... | 08/26/2008 |
| 7383072 | Sweat sensor system and method of characterizing the compositional analysis of sweat fluid A method of sensing the concentration level of at least one particular electrolyte in the sweat fluid of a subject, includes providing a sweat sensor system having sweat fluid absorbing material, measuring apparatus for sensing the electrical conductivity of sweat f... | 06/03/2008 |
| 7266404 | Device for collecting skin permeable gas and apparatus for measuring skin permeable gas An apparatus for measuring skin permeable gas, which can be used to obtain clinical information by noninvasive and bloodless operations and are useful for in-home medical care and health management. The device for collecting skin permeable gas includes a finger-stal... | 09/04/2007 |
| 7247137 | Device for collecting skin permeable gas and apparatus for measuring skin permeable gas An apparatus for measuring skin permeable gas, which can be used to obtain clinical information by noninvasive and bloodless operations and are useful for in-home medical care and health management. The device for collecting skin permeable gas includes a cylindrical... | 07/24/2007 |
| 7223571 | Targeted glycosaminoglycan polymers by polymer grafting and methods of making and using same The present invention relates to methodology for polymer grafting by a polysaccharide synthase and, more particularly, polymer grafting using the hyaluronate or chondroitin or heparin/heparosan synthases from Pasteurella, in order to create a variety of glyco... | 05/29/2007 |
| 7089927 | System and method for guidance of anesthesia, analgesia and amnesia A method for monitoring anesthetization of a patient, includes the steps of removably connecting a plurality of electrodes to the scalp of the patient and administering sufficient anesthesia to the patient so that the patient attains a plane of anesthesia selected b... | 08/15/2006 |
| 7087019 | Apparatus for testing skin moisture An apparatus for testing skin moisture including a casing, a fixed base at the front end of the casing, at least one through hole on the fixed base, a hollow cylindrical metal electrode with a closed end passing through the through hole, and an electrically conducti... | 08/08/2006 |
| 7055520 | Device and method for detecting the flow of a gas A device for detecting the flow of a gas from an opening comprising a chamber with an inlet, the chamber carrying a pressure displaceable member with an inner face exposed to the interior of the chamber and an outer face exposed to the ambient pressure such that the... | 06/06/2006 |
| 6966877 | Method and device for measuring transepidermal water loss of skin surface A method for measuring the degree of evaporation of water through the skin includes placing a measurement chamber on the surface of the skin. The measurement chamber is a chamber which is open only at one side, and when placed on the skin it will become a totally cl... | 11/22/2005 |
| 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 onto a blood vessel of a subject and a light detecting element for detec... | 10/11/2005 |
| RE38681 | Electrode with improved signal to noise ratio An electrode assembly for sensing an electrochemical signal diffused from a source to a working electrode which is comprised of a plurality of substantially separated working electrode surfaces is disclosed. The electrode of the invention is comprised of 1) a workin... | 01/04/2005 |
| 6623427 | Biofeedback based personal entertainment system A personal entertainment system calibrated and controlled by the biological or physiological condition of a user is disclosed. The entertainment system includes a media player; a sensor operative to detect biological parameters and generating a control si... | 09/23/2003 |
| 6589171 | Sensor glove for physiological parameter measurement Apparatus for temporarily attaching a sensor of a physiological parameter to an extremity of a person. The apparatus includes a fabric structure configured to be positioned on an extremity of a person, the fabric structure advantageously formed of loops o... | 07/08/2003 |
| 6501002 | Disposable surface wipe article having a waste contamination sensor Disclosed is a disposable surface wipe having a sensor which detects bodily waste contamination on a surface and which provides a signal indicating the presence of such contamination, desirably by detecting a component of the waste normally present in was... | 12/31/2002 |
| 6479015 | Apparatus for monitoring a level of a chemical species in a body fluid An apparatus for monitoring a level of a chemical species in a body fluid includes a fluid collection layer adapted for receiving the body fluid. The fluid collection layer is dry prior to being brought into contact with the body fluid. A catalyst is prov... | 11/12/2002 |
| 6443892 | Sweat collecting device and methods for use and detection of tampering The invention is useful for providing sweat collecting devices for the detection of chemicals or biochemicals in the perspiration of a living subject while reducing drug contamination from without (external sources), and for detecting tampering of the swe... | 09/03/2002 |
| 6356775 | Biological data observation system A biological data observation system makes it possible to accurately observing the anesthetic depth of a patient. The system measures a signal based on the pulse wave of the patient, and measures the sweat rate. During a surgery, these data and/or their c... | 03/12/2002 |
| 6284126 | Electrode with improved signal to noise ratio An electrode assembly for sensing an electrochemical signal diffused from a source to a working electrode which is comprised of a plurality of substantially separated working electrode surfaces is disclosed. The electrode of the invention is comprised of ... | 09/04/2001 |
| 6269261 | Health care instrument containing oxidation-reduction potential measuring function The invention aims to provide a health care instrument adapted to measure oxidation-reduction potential in human being, animal, fish and shellfish, plant, vegetable as well as water, air or earth surrounding those organisms and thereby to determine a leve... | 07/31/2001 |
| 6233471 | Signal processing for measurement of physiological analysis A method is provided for continually or continuously measuring the concentration of target chemical analytes present in a biological system, and processing analyte-specific signals to obtain a measurement value that is closely correlated with the concentr... | 05/15/2001 |
| 6144869 | Monitoring of physiological analytes Methods and devices are provided for measuring the concentration of target chemical analytes present in a biological system. Device configuration and/or measurement techniques are employed in order to reduce the effect of interfering species on sensor sen... | 11/07/2000 |
| 6129665 | Electro-medical apparatus An electro-medical apparatus for receiving bio-electrical signals from a human body. At least 17 electrodes are applied to specific areas of the body of the patient. The signals received therein are automatically processed by a personal computer which ana... | 10/10/2000 |
| 6042543 | Test device and method for quantitative measurement of an analyte in a liquid A device and method for determining the concentration of an analyte, particularly a chloride ion, in a liquid sample are particularly useful to screen for cystic fibrosis in an individual. In a preferred embodiment, the device takes the form of a patch co... | 03/28/2000 |
| 5969615 | System for monitoring and encumbering use of a hand-operated machine by an impaired individual through detection of toxins in the individual A portion a the machine which the operator regularly engages with his or her hands has incorporated therein a plurality of passageways (14) through which a vacuum is applied to draw vapor which is emitted by the hands of the individual. Vapor from the ind... | 10/19/1999 |
| 5944661 | Potential and diffusion controlled solid electrolyte sensor for continuous measurement of very low levels of transdermal alcohol A method for continuous tracking of blood alcohol, is comprised of 1) a potential- and diffusion-controlled electrochemical solid polymer electrolyte sensor that continuously and concurrently measures very low concentrations of ethanol vapor at the surfac... | 08/31/1999 |
| 5638815 | Method and apparatus for determination of chemical species in perspiration A dermal patch to be worn on the skin for increasing the concentration of an analyte expressed through the skin in perspiration to a conveniently measurable level. Included are patches and methods of using such patches to determine the quantity of an anal... | 06/17/1997 |
| 5605151 | Method for the diagnosis of sleep apnea A device for diagnosing sleep apnea by identifying desaturation and resaturation events in oxygen saturation of a patient's blood. The slope of the events is determined and compared against various information to determine sleep apnea.... | 02/25/1997 |
| 5465713 | Energy-assisted transdermal collection patch for accelerated analyte collection and method of use A dermal patch including a means for generating heat on the surface of the skin of a subject wearing the patch. The temperature of the surface of the skin under the patch is raised to about 115° F., and perspiration is collected in the patch over the cou... | 11/14/1995 |
| 5441048 | Method and apparatus for determination of chemical species in perspiration A dermal patch to be worn on the skin for increasing the concentration of an analyte expressed through the skin in perspiration to a conveniently measurable level. Included are patches and methods of using such patches to determine the quantity of an anal... | 08/15/1995 |
| 5438984 | Apparatus and method for the collection of analytes on a dermal patch The invention is an improved method and apparatus for collecting analytes on a dermal patch, where the patch controls the ionization state of the analyte. This can be accomplished by delivering electricity to the patch or by a buffer or other means for co... | 08/08/1995 |
| 5131390 | Device for continuously measuring the skin local sweating rate A device for continuously measuring the skin local sweating rate includes a capsule used for applying on a human skin at a measuring point and an air supply element for supplying dehumidified air to the capsule. A first chamber is formed between the capsu... | 07/21/1992 |
| 5050604 | Apparatus and method for monitoring the health condition of a subject Apparatus for monitoring the health condition of a subject includes a sweat collector unit, a sweat analyzing device for analyzing the sweat collected by the sweat collector unit; and a body attaching device for attaching both the sweat collector unit and... | 09/24/1991 |
| 4960467 | Dermal substance collection device A dermal substance collection device (DSCD) is described which provides ms for the non-invasive, instantaneous and continuous monitoring of chemical substances which are present in a detectable amount in either or both interstitial fluid or sweat or whic... | 10/02/1990 |
| 4542751 | Sweat-collecting device and method A sweat-collection device formed as a solid body having a shallowly concave, sweat-collecting surface at a face thereof defining a concavity with a rim lying wholly within a common plane for firm placement over an iontophoresis-stimulated area of a person... | 09/24/1985 |
| 4535786 | Measurement of body fluid chemistry A method and apparatus are disclosed in which body fluid chemistry is measured in either differential or nondifferential mode using apparatus of the kind employed in infusing fluids into patients' blood streams, either with or without combination with suc... | 08/20/1985 |
| 4266556 | Electrically heated sweat collection device and method A sweat collection device for use with equipment for inducing human sweat has an electrically heated cup member whose temperature is maintained substantially constant by monitoring the temperature of the cup and controlling the electrical power supplied t... | 05/12/1981 |
| 4195641 | Spectroscopic analysis of chemical substances An intense electric field is employed as the external source of energy in carrying to a spectroscopic analysis of a chemical composition. The substance to be analyzed is placed between an insulated conductive electrode and a ground reference. A high volta... | 04/01/1980 |
