221 results about "Thermal stimulation" patented technology

A physiological thermal stimulation probe, comprising: (a) an electrically controlled heat control element with a relatively low thermal capacity and adapted for contact with tissue on one side thereof; (b) a thermal sink / source with a relatively high effective thermal capacity and a relatively low thermal impedance, such that said thermal sink / source sink can rapidly change a temperature of said heat control element, at a rate above 10 degrees Celsius per second, from a temperature of below 100 degrees Celsius; and (c) circuitry which activates said heat control element to achieve a desired temperature stimulation profile of said tissue.

The present invention relates to a portable device for alleviating menstrual pain through transcutaneous electrical nerve stimulation (TENS) and thermal stimulation. More particularly, the present invention relates to a portable device for alleviating menstrual pain by applying transcutaneous electrical nerve stimulation to the abdominal and back area of a user through the use of a planar heart embedded in the stimulating electrode pad. The stimulating electrode pad is a patch type one which is attachable / detachable to / from any body part with menstrual pain. The portable device for alleviating menstrual pain in the public area of the user according to the present invention comprises, a menstrual pain alleviating unit and a main body unit. The menstrual pain alleviating unit includes a transcutaneous stimulating electrode pad portion provided with a transcutaneous stimulating electrode to apply transcutaneous stimulation to the abdominal or back area of the user, and a planar heater portion provided with a planar hater to apply thermal stimulation to the abdomen of the user. The main body unit includes a power portion for supplying power to the menstrual pain alleviating unit, and an operation processing portion for generating a transcutaneous stimulating electrode control signal for controlling the transcutaneous stimulating electrode pad portion and a planar heater control signal for controlling the planar heater portion. The menstrual pain alleviating unit further includes a temperature sensing portion provided with a temperature sensor mounted on the planar heater portion to sense the temperature of the planar heater portion, and an A / D converting portion for converting the signal output from the temperature sensing portion into a digital signal.

A physiological thermal stimulation probe, comprising: (a) an electrically controlled heat control element with a relatively low thermal capacity and adapted for contact with tissue on one side thereof; (b) a thermal sink / source with a relatively high effective thermal capacity and a relatively low thermal impedance, such that said thermal sink / source sink can rapidly change a temperature of said heat control element, at a rate above 10 degrees Celsius per second, from a temperature of below 100 degrees Celsius; and (c) circuitry which activates said heat control element to achieve a desired temperature stimulation profile of said tissue.

A method and device for treating neurological disorders involving the application of noninvasive, regional brain thermal stimulation to a region of a patient's head associated with a subject neurological disorder. The brain thermal stimulation method and device alters the brain function in the region of the brain underlying the region of the patient's head to which the brain cooling is applied. The method can also include the steps of adjusting the temperature and timing of the thermal stimulation process to optimize the impact on the subject disorder. The brain thermal stimulation device is comprised of a localized means for cooling or warming a desired region of a patient's brain.

A portable device for alleviating menstrual pain through transcutaneous electrical nerve stimulation (TENS) and thermal stimulation includes a transcutanous electrical nerve stimulating electrode pad and a planar heater embedded in the stimulating electrode pad. The stimulating electrode pad is a patch type one which is attachable / detachable to / from any body part with menstrual pain. The device further includes a power portion for supplying power to the menstrual pain alleviating unit, and an operation processing portion for generating a transcutaneous stimulating electrode control signal for controlling the transcutaneous stimulating electrode pad and a planar heater control signal for controlling the planar heater. The device further includes a temperature sensor mounted on the planar heater to sense the temperature of the planar heater, and an A / D converter for converting the signal output from the temperature sensor into a digital signal.

A method and device for treating neurological disorders involving the application of noninvasive, regional brain thermal stimulation to a region of a patient's head associated with a subject neurological disorder. The brain thermal stimulation method and device alters the brain function in the region of the brain underlying the region of the patient's head to which the brain cooling is applied. The method can also include the steps of adjusting the temperature and timing of the thermal stimulation process to optimize the impact on the subject disorder. The brain thermal stimulation device is comprised of a localized means for cooling or warming a desired region of a patient's brain.

A method and device for treating neurological disorders involving the application of noninvasive, regional brain thermal stimulation to a region of a patient's head associated with a subject neurological disorder. The brain thermal stimulation method and device alters the brain function in the region of the brain underlying the region of the patient's head to which the brain cooling is applied. The method can also include the steps of adjusting the temperature and timing of the thermal stimulation process to optimize the impact on the subject disorder. The brain thermal stimulation device is comprised of a localized means for cooling or warming a desired region of a patient's brain.

The present invention relates to a laser hair-loss treatment device. The laser hair-loss treatment device of the present invention comprises a cap provided in such a way as to cover the head of the user and comprises a laser assembly which is provided on the inside of the cap and which receives power and irradiates laser light under control by means of a controller. This hair-loss treatment device further comprises: a resilient pad attached to the inside of the cap; a circuit substrate which is attached to one surface of the resilient pad and which is provided with a heat-emitting body for receiving electrical power and emitting heat; vibrating motors which are provided electrically connected to the circuit substrate, and which are respectively provided in positions where they do not positionally interfere with the heat-emitting body, and which also generate vibrations upon receipt of an electrical power-source supply; and laser assemblies which are provided on one side of the vibrating motors, are electrically connected to the circuit substrate, and one end of each of which is attached to the scalp of the user by being provided passing through and projecting from assembly holes formed in the resilient pads. The laser hair-loss treatment device according to the present invention is beneficial in that it can activate hair-root cells in a complex fashion through thermal stimulation using a heat-emitting element and physical stimulation using a vibrational element and optical-pulse stimulation for a laser diode on the scalp of the wearer, and thereby promote hair growth and prevent hair loss. Additionally, the present invention is advantageous in that it can provide enhanced working efficiency in disassembly and assembly since the laser-diode assembly has a straightforward construction, and in that it can multiply laser and drug penetration since the laser irradiation and vibration are transmitted in a state in which the lens and lens cap are attached to the scalp.

A heat sensitive actuator uses a shape memory material layer which is thermally stimulated to change shape, in response to a rise in temperature, from a first shape at a first temperature to a second shape at a second temperature. A layer stack is associated with the shape memory material layer, and it can adopt the first shape at the first temperature. In this way, the layer stack is used to return the shape memory material to its original shape after cooling.

A medical diagnosis system, comprising: a thermal stimulator; an infrared detection system constructed and arranged to detect infrared radiation from at least a portion of a subject under observation to provide an output signal from the portion of the subject after undergoing thermal stimulation from said thermal stimulator; and a signal processor in communication with the infrared detection system to receive the output signal from the infrared detection system, wherein the signal processor determines a measured thermal response of the portion of the subject to the thermal stimulation and compares the measured thermal response to an expected thermal response to determine a presence of an abnormality.

The present invention provides a removable pressure sensitive adhesive sheet, which includes: a self-rolling pressure sensitive adhesive sheet which is capable of spontaneously rolling up by a thermal stimulation, the self-rolling pressure sensitive adhesive sheet including a first pressure sensitive adhesive layer, a first rigid film layer, an elastic layer and a heat contractible film layer laminated in this order; and a second pressure sensitive adhesive layer and a second rigid film layer laminated in this order on the heat contractible film layer side of the self-rolling pressure sensitive adhesive sheet, in which the second pressure sensitive adhesive layer is removable from the heat contractible film layer or the second rigid film layer is removable from the second pressure sensitive adhesive layer.

One embodiment provides a method for stimulating hydrocarbon production in a subterranean formation, comprising: introducing a peroxide-generating compound into a desired location in a subterranean formation, wherein the peroxide-generating compound is substantially mechanically isolated from the subterranean formation until the peroxide-generating compound reaches the desired location; and allowing the peroxide-generating compound to generate peroxide in the desired location in the subterranean formation. Another embodiment provides a method for stimulating hydrocarbon production in a subterranean formation, comprising: introducing a peroxide-generating compound into a desired location in a subterranean formation, wherein the peroxide-generating compound further comprises a chemical moderator that acts to inhibit the reaction of the hydrogen peroxide within the subterranean formation; and later, allowing the peroxide-generating compound to generate peroxide in the desired location in the subterranean formation. Another embodiment provides a treatment fluid for stimulating hydrocarbon production from a subterranean formation, comprising peroxide-generating compound and a moderator.

The invention provides the comprehensive detection method of a composite insulator aging degree. The method is characterized by through obtaining the measuring results of an infrared spectrum analysismethod, a thermal stimulation current TSC analysis method, a hyperspectral spectrogram analysis method and a surface charge density method, using an BP neural network algorithm to optimize differenttest methods to acquire the weight of a test result; obtaining the comprehensive aging degree of a composite insulator; and acquiring the remaining service life of composite insulator aging through anormalization method. The aging degree of the composite insulator is acquired through integrating various methods, the comprehensive detection of the aging degree of the composite insulator is realized, the aging degree of the composite insulator can be accurately measured, and the remaining service life of the composite insulator is predicted. More accurate technical support is provided for the operation and maintenance personnel of a power transmission line to timely replace the composite insulator with the severe aging degree, and the safe and reliable operation of the power transmission line is ensured.

A portable device for thermal stimulation of tissue of a patient comprising a heat control element having a proximal side and a distal side wherein a temperature difference can be generated between the proximal side and the distal side, and wherein the proximal side is capable of contacting the tissue. A fan capable of exchanging heat with surrounding air and a heat sink coupled to the distal side are provided. At least one resilient element connected between the heat sink and the fan is also provided, for supporting the fan so as to prevent direct contact between the heat sink and the fan. Furthermore at least one temperature sensor and circuitry are provided, wherein the circuitry activates the heat control element using the at least one temperature sensor, so as to achieve a desired temperature stimulation of the tissue at a rate of substantially 1 degree Celsius per second.

A method and device for treating neurological disorders involving the application of noninvasive, regional brain thermal stimulation to a region of a patient's head associated with a subject neurological disorder. The brain thermal stimulation method and device alters the brain function in the region of the brain underlying the region of the patient's head to which the brain cooling is applied. The method can also include the steps of adjusting the temperature and timing of the thermal stimulation process to optimize the impact on the subject disorder. The brain thermal stimulation device is comprised of a localized means for cooling or warming a desired region of a patient's brain.

Various apparatus for CMP processing of workpieces are provided. In one aspect, a CMP tool is provided that includes a polish pad for polishing a workpiece and a head assembly for holding the workpiece during polishing. A fluid dispenser is also provided for dispensing a fluid to process the workpiece. The fluid dispenser has a housing and a tube coupled to the housing for dispensing a semiconductor processing fluid. The tube has a first end that is operable to move from a first elevation to a second elevation. A first shape memory member is provided that has a first end coupled to the housing and a second end coupled to the tube. The shape memory member is operable to deform in response to a thermal stimulation to selectively move the tube from the first elevation to the second elevation. The tool provides selective dispersal of processing fluids on a CMP polish pad or other processing surface is before, during and after CMP or other processes. The shape memory member actuator is simple in design and capable of hundreds of thousands or even millions of cycles. Slurry stagnation at pad edge is avoided since reliance on centrifligal force for horizontal fluid movement is reduced. Savings may be realized in both prewet time and slurry consumption.

The present invention provides an industrial quick propagation method of konjak, and is characterized by that on the basis of group-cultivating seedling thermal stimulation is used to change natural growth period of konjak rhizome intumescence, and matches it with growth cultivation technology to implement ortificial quick propagation of first several generations of konjak. The industrial quick propagation method of konjak includes the following steps: cultivating konjak implementing one generation intumescence period and making thermal stimulation at 40-45 deg.c to force senility treatment, then implement next generation intumescence period under the condition of normal culture. As compared with existent planting technology of konjak it possess the following advantages: 1. test tube seedling transplating, can reduce cost by three times; 2. utilizing greenhouse, and can produce miniature konjak the same year; 3. shortening production period, can implement 2-3 generation intumescence, can obtain 30-60 g miniature konjak by cultivating 3-5g miniature konjak, the same year.

A thermostimulation system and method. The inventive thermostimulation system is adapted for use with a console for providing electrical currents for thermal and electrical stimulation in response to a first input from an operator via at least one electrical connector. Generally, the inventive thermostimulation system includes at least one inline control system coupled to the console via electrical connector for regulating the currents to an associated thermostimulation pad via a second connector. The pad has a temperature sensor adapted to provide a feedback signal to the inline control system. In more specific embodiments, plural pads and inline control systems are connected to the console. Each inline control system has a first microprocessor for providing heat and stimulation current control for the pad and a second microprocessor for providing overcurrent safety control for the pad. Each inline control system has a display and a patient over-temperature control switch. Each pad has a connector integrated multilayer construction with a heating element implemented with a wire matrix and slots for flexibility. In addition to a temperature sensor, each pad also includes two electrical stimulation contacts having a wire conductor along the length thereof. Each pad is connected to an associated inline control system via a flat connector. Specially designed strain relief grommets are provided on both ends of the flat cable.

The invention is suitable for the field of intelligent macromolecular materials, and provides a photo / thermal grading response shape memory polymer as well as a preparation method and application thereof. The photo / thermal grading response shape memory polymer is formed by polymerizing a monomer A, a monomer B and a monomer C, wherein the structural formula of the monomer A is shown in the description; the monomer B is hexamethylene diisocyanate; the monomer C is N-methyldiethanolamine. The photo / thermal grading response shape memory polymer has the advantages that the particular photo / thermal grading response shape memory effect is realized, and the independent shape deformation response to ultraviolet light and thermal stimulation is respectively realized.

The invention discloses a micro-tube yield increase device and method for marine shallow natural gas hydrates. The device comprises a guide device, a wellhead device, a center tube column, a cable, a thick-wall conduit, micro-tubes and a guide bit. A certain number of micro-tubes are arranged in an underground surrounding hydrate reservoir of the marine shallow natural gas hydrates; the micro-tubes are high-pressure-resistant steel tubes which are provided with holes and have certain flexibility; and micro-tube networks which are uniform, are fixed in interval and are in space distribution are formed on a well segment of the whole hydrate reservoir, thereby forming a non-clogging fixed output channel. The micro-tube yield increase device and method are suitable for multiple marine gas hydrate mining methods such as a pressure-reducing method, a thermal stimulation method and a chemical reagent injection method; and the contact area of the output channel and the hydrate reservoir can be effectively expanded, so that the reservoir permeability is improved, the reservoir heat and mass transfer efficiency and the flow conductivity are improved, and the targets of improving the mining efficiency and achieving economical and efficient mining of the marine shallow natural gas hydrates are achieved.

A method for the thermal stimulation of a geological gas hydrate formation (10) is described in which thermal energy is supplied to the gas hydrate formation (10) so that gas hydrates in the gas hydrate formation (10) are converted and gaseous components are released and the supplied thermal energy is delivered by an exothermal chemical reaction that takes place in a reactor (20) arranged in the gas hydrate formation (10). A device for carrying out the process is also described.

A liquid ejection device includes a jetting module including an array of nozzles; a thermal stimulation device associated with each nozzle of the array of nozzles; and a controller in electrical communication with each thermal stimulation device. The controller is configured to provide a first activation waveform to each thermal stimulation device and to provide a second activation waveform to each thermal stimulation device to clean the associated nozzle with liquid emitted from the associated nozzle. The second activation waveform has a higher activation component when compared to the first activation waveform.

Methods, systems and devices for reducing anxiety, including increasing relaxation and / or calm. In some variations these methods may include reducing anxiety, increase relaxation and / or calm by non-invasive temperature regulation of the frontal cortex prior to and / or during sleep. The subject may have an anxiety disorder, or may not have a diagnosed anxiety disorder.

The present invention discloses a wearable therapeutic apparatus, which comprises a wearable body. The wearable body has a front side and a back side. Fixing belts are arranged at the two ends of the wearable body. The fixing belt at one end of the wearable body is detachably connected with the fixing belt at the other end of the wearable body. The back side of the wearable body is provided with a plurality of electrode patches corresponding to the positions of the acupuncture points of a human body. The front side of the wearable body is provided with a control device. Resistance wires and leads are arranged between the front side and the back side of the wearable body. The control device comprises a control circuit. The electrode patches and the resistance wires are connected with the control circuit through the leads. According to the technical scheme of the invention, the electrode patches of the wearable therapeutic are located corresponding to the positions of the acupuncture points of the human body, so that the pulse therapy is accurately conducted on acupuncture points in need of treatment. The well-chosen clinical experience-based acupoint combination is applied to common diseases, so that the advantages of strong speciality and more obvious treatment effect are realized. Meanwhile, the thermal stimulation on the human body is conducted through the heating process of resistance wires, so that multiple effects are achieved. Moreover, the wearable therapeutic apparatus is simple in structure, and convenient to carry about.

The invention belongs to the field of the safety assessment of pressure bearing apparatuses, and concretely relates to a method for assessing the safety of a pressure bearing apparatus based on damage thermal stimulation. The method concretely comprises the following steps: carrying out onsite examination of the hardness and the metallographic phase; carrying out a thermal simulation experiment to obtain the hardness and the metallographic structure critical value; comparing the onsite examination measure values of the hardness and the metallographic phase with the metallographic structure critical value and a normal value, carrying out a next step if conditions are satisfied, and directly discarding if the conditions are not satisfied; carrying out macroscopic inspection and nondestructive detection: determining a standard exceeding defect, directly carrying out strength check if there is no standard exceeding defect, and carrying out fracture and fatigue evaluation if there is a standard exceeding defect; and determining an allowed work condition after the strength check and fracture and fatigue evaluation are qualified, afresh allowing the apparatus to run, and directly discarding or maintaining if the strength check and fracture and fatigue evaluation are unqualified. The method has a high evaluation efficiency, and can rapidly and effectively evaluate whether the pressure bearing apparatus subjected to the fire hazard can be used or not.

A neonatal apnea rescue device is to collect blood oxygen signals of the newborn through a blood oxygen monitoring module, and obtain the blood oxygen saturation according to the blood oxygen signals. At the same time, the device adopts a respiratory monitoring module to collect the newborn's respiration signal according to which the rate of respiration is acquired. A main control module receives the newborn's blood oxygen signals, blood oxygen saturation, respiratory signal and rate of respiration, and identifies whether the received blood oxygen saturation or the rate of respiration is beyond the scope of threshold value or not. If the scope of threshold value is exceeded, the main control module is to control a lapping and stimulating module to lap the foot sole of the newborn or control a thermal stimulation module to perform thermal stimulation on the foot sole of the newborn, so as to enable the newborn to restore spontaneous breathing. The rescue process is monitored automatically by the neonatal apnea rescue device, and the control signal of the main control module is implemented; and the whole process requires no human intervention.

The invention discloses a genetic transformation method of the agrobacterium tumefaciems mediation of penicillium digitatum; the method comprises the following steps that the plasmid is transferred into agrobacterium tumefaciems with the method of thermal stimulation to produce the agrobacterium tumefaciems which contains vectors; the agrobacterium tumefaciems which contains vectors is mixed with penicillium digitatum for culture and transformant is made through selection with antibiotics. The method of the invention is characterized by high regeneration rate, good repeatability and simple operation and the method lays a foundation for molecular operations such as gene expression and functional analysis of the penicillium digitatum.

A method for the thermal stimulation of a geological gas hydrate formation (10) is described in which thermal energy is supplied to the gas hydrate formation (10) so that gas hydrates in the gas hydrate formation (10) are converted and gaseous components are released and the supplied thermal energy is delivered by an exothermal chemical reaction that takes place in a reactor (20) arranged in the gas hydrate formation (10). A device for carrying out the process is also described.