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Class 600/555 - Sensitivity to thermal stimulus


Subclass of Class 600 - Surgery
Definition: Subject matter wherein the body is subjected to heat or
No. of patents: 53
Last issue date: 04/24/2012


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NumberTitleIssue Date
8162845Environment control device, environment control method, environment control program, and environment control system
Comfortable sensation of living bodies is estimated, considering individual differences in biological information on the living bodies staying or residing in a common space, and stimulation contents is properly controlled. A stimulation generator generates a stimula...
04/24/2012
8043227Non-invasive system and method for measuring skin hydration of a subject
A non-invasive system and method for measuring skin hydration of a subject includes a thermistor used in transient mode to obtain a measurement of the thermal conductivity of the skin of the subject and a processor for determining a skin hydration value from the the...
10/25/2011
7798975Sensor device and method
The sensor device has a housing. The housing is made of a material having a first high heat-conductivity index. A holder is attached to the housing and made of a material with a second low heat-conductivity index that is substantially lower than the first high heat ...
09/21/2010
7399281Pain measurement system and method of measuring pain
A pain measurement system is capable of accurately and reliably measuring the magnitude of temporary pain in a patient while reducing burdens on the patient during pain measurement. The pain measurement system has a system assembly including a controller that contro...
07/15/2008
7241283Method for intracranial catheter treatment of brain tissue
A method for intracranial treatment of a patient is disclosed. The method comprises the steps of inserting into the brain an outer catheter having an exterior surface, an inflatable balloon mounted upon the exterior surface, at least one element distal to the balloo...
07/10/2007
7226426Apparatus and method for the detection and quantification of joint and tissue inflammation
The apparatus and method for the detection and quantification of joint and tissue inflammation (100) of the present invention comprises a sensing component (102) for obtaining and collecting data indicative of the surface or dimensions of the joint or ...
06/05/2007
7200446Catheter leads for the intrathecal space and method of use
Various stimulation catheters are disclosed to lie along and stimulate tissue in the intrathecal space. The electrodes on the leads are various sizes to conserve the battery as well as allowing a more defined area of stimulation. It may also include multiple channel...
04/03/2007
7097622Non-invasive, quantitative somatosensory apparatus for the evaluation of erectile dysfunction
A non-invasive quantitative somatosensory apparatus is provided for evaluating erectile dysfunctions and involves the applications to the glans penis of two different temperatures. If the patient is unable to differentiate the difference in temperature, a diagnosis ...
08/29/2006
7084773Wakefulness estimating apparatus and method
When a steering angle dakaku is equal to or smaller than ±15° (S22), the steering angle dakaku is integrated to calculate an integrated value dakaku_sum (S24). When the integrated value dakaku_sum is within a set range (S25, S26), a roa...
08/01/2006
7084772Wakefulness estimating apparatus and method
An estimated value of wakefulness is calculated from the ratio between the quantity of high frequency components and the quantity of low frequency components obtained by performing frequency transformation of vehicle displacements (S51). An imaginary deviatio...
08/01/2006
7034697Awakening level estimation apparatus for a vehicle and method thereof
An awakening level estimation apparatus for vehicle has: a signal processing part; a frequency component amount calculation part for calculating an average value of the frequency component powers and calculating a maximum value of the frequency component powers; a c...
04/25/2006
7027873Catheter for neural blockades
The invention relates to a catheter (10) for neural blockades in anaesthesia. Said catheter consists of a flexible plastic tube in which a wire (16) is arranged for electrostimulation. The distal end of said wire (16) is conductively applied to ...
04/11/2006
6978243Method for the analysis of sensory perception
A method is provided in which the sensory perceptions of the subject are represented in a visual manner, the method provides for a computation of the attributes to automatically total the perceptions tested such that the results to equal 100%. In a preferred embodim...
12/20/2005
6659964Sonar-controlled apparatus for the delivery of electromagnetic radiation
The present invention comprises devices and methods that deliver electromagnetic radiation (EMR) from an emitter to a target and employ a laser or sonar (a sensing method) to measure distance between the target and EMR emitter and automatically signal the...
12/09/2003
6595930Probe for physiological pressure measurement in the human or animal body and method for monitoring the probe
A probe for physiological pressure measurement in a human or animal body comprises a probe head, a line such as a catheter, and a pressure transducer, particularly an electric transducer, in the probe head. For measuring pressure, the probe head with the ...
07/22/2003
6533731Method and apparatus for measuring heat flow
A method and apparatus for determining caloric expenditure of a subject. The apparatus includes a heat flow sensor having an overlay and/or conductive layer for measuring the evaporative heat loss, in addition to substantially total heat loss, for the sub...
03/18/2003
6248079Heatbeam dolorimeter
A portable dolorimeter arrangement for determining a subject's cutaneous pain tolerance level at any site on the body allows for chronic pain diagnosis, and for the diagnosis of subtle sensory abnormalities. The arrangement comprises a heat projector (9) ...
06/19/2001
6123675Temperature gradient sensing probe for monitoring hyperthermic medical treatments
Several embodiments of a temperature gradient sensing probe formed from a printed circuit thermocouple array are disclosed. The printed circuit thermocouple array is formed by an electrically insulative sheet having a first surface, a second surface and N...
09/26/2000
6077228Breast temperature scanner
An arrangement and a method for scanning the human breast for localized areas of elevated temperature and which areas do not cool as rapidly as other areas. An array of closely spaced apart, small mass thermistors is supported on several, circle segment, ...
06/20/2000
6018675Assembly and method for objectively measuring pain in a subject
A device and methodology is disclosed for the objective measurement of pain in awake human subjects. A variable intensity painful stimulus is given to the subject in a time dependent manner, the patient's brain responses are recorded using an appropriate ...
01/25/2000
5941833Heatbeam dolorimeter for pain and sensory evaluation
The present invention provides both devices and methods for determining a subject's cutaneous pain tolerance level at any site on the body so as to provide both for examiner and subject input as well as automatic data acquisition. The present invention fu...
08/24/1999
5666963Moving-stimulus thermal sensitivity testing device
Losses in nerve sensation are detected, and the affected nerves identified, by a hand-held device which is drawn, and preferably rolled, over the surface of a subject's skin. The surface on the device which contacts the subject's skin is made of a high th...
09/16/1997
5634472Pain measurment
A determination is quantitatively made of the severity of pain exhibited at a specified area on an animal by determining the magnitude of cooling required at the area of pain in order for the pain to be masked or made to disappear. The amount of cooling r...
06/03/1997
5391200Defibrillation patch electrode having conductor-free resilient zone for minimally invasive deployment
A cardioversion/defibrillation electrode comprising an insulative element which supports one or more planar conductive elements. The conductive elements are spaced apart from each other by a "conductor-free" region, which serves as a spring loaded hinge a...
02/21/1995
5381805Cutaneous testing device for determining nervous system function
An automatic apparatus for testing cutaneous responses of a patient is disclosed. The embodiments of the invention variously include components for: applying a nonambient temperature to the patient's skin to test the patient's response to thermal stimuli;...
01/17/1995
5373853Portable device for thermal stimulus sensitivity tests
Portable device for thermal stimulus sensitivity tests, in particular for tests in patients affected by neuropathies of diabetic origin, comprising four detecting probes arranged in a single block provided with a handgrip, and each of said probes having a...
12/20/1994
5363859Tactile testing device and methods
An automatic apparatus for testing tactile responses of a patient is disclosed. The embodiments of the invention variously include components for: applying a nonambient temperature to the patient's skin to test the patient's response to thermal stimuli; p...
11/15/1994
5345943Apparatus for determining in vivo response to thermal stimulation in an unrestrained subject
An apparatus for determining in vivo hyperalgesia to thermal stimulation in an unrestrained subject within a predetermined space permitting the selective application of radiant heat to a site of the subject comprises a timer, a movable light source, a lig...
09/13/1994
5345944Apparatus for medical diagnosis utilizing masking of fixation point
When eye movement of a subject is detected by an eye movement detecting portion and head movement of the subject is detected by a head movement detecting portion, a line-of-sight calculating portion calculates the line-of-sight according to the detected o...
09/13/1994
5293876Method and apparatus for the diagnosis of polyneuropathy syndromes
A method and/or an apparatus for the determination of whether a subject has nerve damage (polyneuropathy) and/or the degree of the nerve damage is characterized in that an increase of the skin temperature is provoked at an extremity of the subject, that a...
03/15/1994
5259388Multiple electrode myographic probe
An electrode assembly simultaneously measures myographic signals for proximal and distal muscles of the anal canal or the like by means of a first and second electrode pair displaced along an insulating support for fitting within the anal canal. In a firs...
11/09/1993
5191896Apparatus for measuring threshold sensitivity to a stimulus
Apparatus for measuring threshold sensitivity to a stimulus is disclosed. The apparatus includes sensory stimulation application apparatus for providing stimulus to a subject, computer apparatus for governing operation of the sensory stimulation applicati...
03/09/1993
5191895Method and apparatus for the diagnosis of polyneuropathy syndromes
A method and/or an apparatus for the determination of whether a subject has nerve damage (polyneuropathy) and/or the degree of the nerve damage is characterized in that an increase of the skin temperature is provoked at an extremity of the subject, that a...
03/09/1993
5081990Catheter for spinal epidural injection of drugs and measurement of evoked potentials
An spinal epidural catheter apparatus and method are shown and described. The apparatus provides for injection of drugs into the spinal epidural area, and measurement of evoked potentials at the point of injection by means of electrodes located on the tip...
01/21/1992
5060657Hemispherical neurocalograph
An improved probe for the measurement of the skin temperature of a living organism is provided. The probe has a probe head constructed of thermally and electrically insulative material and having a generally convex surface for skin contact. The probe head...
10/29/1991
5025796Apparatus and methods for determining in vivo response to thermal stimulation in in an unrestrained subject
A method for discerning a peripherally-mediated response to thermal simulation caused by a drug in an unrestrained subject is disclosed whereby it can be determined if the drug acts substantially like the placebo. Also disclosed is a method of determining...
06/25/1991
5022407Apparatus for automated tactile testing
An automatic apparatus for testing tactile responses of a patient is disclosed. The embodiments of the invention variously include components for: applying a nonambient temperature to the patient's skin to test the patient's response to thermal stimuli; p...
06/11/1991
5007433Stimulation device
A stimulation device for the determination of the temperature perception of the skin of a patient by means of a stimulator, which is arranged in a casing and which can be heated up or cooled down by a Peltier element. The stimulator (1) is arranged moveab...
04/16/1991
4787397Hot and cold sensor discrimination unit
A hot and cold sensor discrimination unit having an insulated liquid-filled container with a temperature indicator and a metal probe with a temperature indicator for use in perception of temperature by a patient....
11/29/1988
4653507Differential thermal testing apparatus and method
A differential thermal testing system comprising a first thermal conductive sensing plate whose temperature is maintained at a constant first temperature, and a second thermal conductive sensing plate whose temperature can be altered. The temperature diff...
03/31/1987
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