31results about How to "Radiation damage" patented technology

Facial protective wear including a facial shield member having a substantially transparent portion for allowing visible light to pass to the wearer's eyes and a support coupled to the facial shield for supporting the facial shield on the wearer's head. The facial shield member further has a nose protective portion extending over and protecting substantially the wearer's entire nose from in front of and from above and preferably has side portions protecting the wearer's eyes in a direction from the sides of the wearer's head. The facial shield member transparent portion preferably substantially prevents ultraviolet solar radiation from reaching the wearer's eyes and facial features, such as the nose and cheeks, and also from reaching the eyes in a direction from the sides of the head. The facial protective wear also can be used to protect the wearer from the wind and from injury due to flying objects. Various embodiments are described, including embodiments that clip onto existing eyewear or headware. The nose protective portion can be made integrally with the transparent shield portion or removable.

A garment pocket for a shirt or T-shirt formed of textile fabric. The pocket is configured to house a touchscreen-operated electronic device such as a smartphone or pad computer or PDA when positioned therein through the employment of a front wall formed of transparent material formed of polymeric material adapted to communicate the touch of a user's fingers to the touchscreen through the transparent material. A closure is employed to retain the electronic device in the pocket. A channel formed in the textile shirt fabric provides a conduit for wires engaged to the electronic device in the pocket to communicate to the collar area of the shirt such as for headphones. Stitching in the textile fabric between the pocket engagement area of the shirt to the shoulder area of the shirt communicates and distributes the weight in the pocket to the shoulder area of the shirt.

The present invention provides apparatus and methods for safety compliance in hazardous situations. The apparatus may include sensing means for detecting a first protective apparatus, means for detecting a subject, monitoring means for monitoring engagement of the protective apparatus with the subject; and a controller for controlling operability of a second apparatus according to the monitoring means. Embodiments of the invention include the protective apparatus being eyewear or attenuating sound or radiation. The apparatus may include a power source. The communication between the elements of the apparatus may be by any suitable means, whether fixed line, radio frequency, optical transmission, acoustical, or the like. The invention includes a method for safety compliance comprising the steps of detecting a subject; determining the position of the subject in relation to a protective apparatus; determining the compliance state of the protective apparatus and controlling a second apparatus according to the compliance state.

An RF shielding device for application to mobile devices includes an RF blocking screen material configured to cover a front face of the mobile device. The screen material includes a grounding material that contacts a body portion of the mobile device for grounding the screen material to the mobile device. The RF shielding device allows proper operation of a touchscreen interface. The RF shielding device may be configured as a self-adhesive material dimensioned to cover a substantial portion of the front face of the mobile device. Alternatively, the RF shielding device may be constructed as a case or protective shell.

The biological tissue photoacoustic tomography method includes the following steps: (1). making pulse laser come into the biological tissue to produce photoacoustic signal; (2). making a beam of detection focus ultrasonic wave come into the photoacoustic zone, and interacting with photoacoustic signal to form superposition of the above-mentioned two signal; (3). receiving and measuring the superimposed signal; (4) making frequency spectrum separation by using computer, extracting and storing photoacoustic signal; and (5). making filtering and integration treatment of the photoacoustic signal,and utilizing the leaner projection algorithm to implement tissue chromatographic imaging. Said equipment includes laser, ultrasonic wave generator component, acoustic sgnal measuring component, signal amplifier, data collecting card, three-D electric rotating platform and computer.

A transparent marker casing for use with a tracking system, comprising a material that is transparent to radiation emanating from at least one marker, wherein the marker casing is formed such that it at least partially surrounds the at least one marker. The casing can include a moisture sensor that can detect moisture or liquid on a surface of the casing and provide a signal indicative of the presence of moisture.

A transparent marker casing for use with a tracking system, comprising a material that is transparent to radiation emanating from at least one marker, wherein the marker casing is formed such that it at least partially surrounds the at least one marker. The casing can include a moisture sensor that can detect moisture or liquid on a surface of the casing and provide a signal indicative of the presence of moisture.

A method for measuring photoacoustic signals in biological tissue includes emitting laser pulses into biological tissue to generate photoacoustic field, emitting a focused ultrasonic beam into the photoacoustic field to superpose on photocoustic signal and generate its beat signals, receiving and measuring them, separating signal spectrum, and extracting photoacoustic signals. Its apparatus is composed of laser device, ultrasonic generator, sound signal measurer, signal amplifier, data acquisition card, and computer. It can diagnose the lesion of biological tissue with radiactive damage.

The system, which retrofits existing brand mobile telephones by adding short range audio and command application and by adding a server to distance harmful radiation, comprises a server, a client mobile telephone having a long range and a short range transceiver, the client having a SIM module. The server has a short range and a long range transceiver and a second SIM module that has priority over the client with the network. The server, when in communication range with the client, receives the incoming call from the base station, transfers audio to the client by short range communication, receives audio from the client handset and transmit a signal corresponding to the audio to the base station. In a remote SIM version, instead of server having a physical second subscriber identification module, the client's SIM module data is sent by short range communication from the client to the server

The present invention relates to the protection of medical patients and personnel from harmful radiation. More specifically, this invention provides a compact, light-weight article to be worn in areas of the body most sensitive to radiation. These include, for example, the pelvic area, the genital and gonad areas, the breast area to guard against radiation to the mammary gland, the neck and throat to protect the thyroid gland, the eye area to protect the crystalline lens.

An infant sleeping cap adapted for multi-functional use is disclosed, the infant sleeping cap includes a veil having a top surface, a bottom surface, and an elongate portion extending therebetween. The veil is attached to a stretchable band, and is adapted to (i) obstruct the peripheral and frontal vision of an infant to promote sleeping; (ii) block the sun from direct exposure to the infants eyes; and (iii) block ultraviolet and other harmful radiation from the rear-portion of the infant's neck. The infant sleeping cap can be positioned for wear in a variety of orientations.

A device for administering brachytherapy to a patient includes a vessel that may be in the form of a hollow cylindrical cup, for fleshing into and substantially filling the open-ended cavity. The vessel has a closed outer end, which may be a removable cover, and a source guide penetrates the closed outer end so as to extend deep into the vessel, to receive a radiation source in the source guide. A manipulator can be connected to the radiation source, and also to the source guide, for allowing several different types of manipulation of the source orientation and position within the vessel during the brachytherapy procedure.

An apparatus for attenuating the intensity of light transmitted through the apparatus is provided. In one embodiment, the apparatus may comprise a first polarizer having a first polarizing orientation and a second polarizer having a polarizing orientation perpendicular to the first polarizer. First and second electrodes are disposed between the polarizers and a nematic liquid crystal layer is disposed between the electrodes. At least one light detector positioned for measuring the intensity of the transmitted light may be positioned on an outer side of the second polarizer. A voltage controller in electrical communication with the light detector is provided for controlling the voltage level applied to the electrodes based on the intensity of the measured light wherein the voltage determines the amount of light transmitted through the apparatus.

Esters of flavonoids, including flavones, flavonols, flavanones, flavanols, flavanolols, isoflavones, anthocyanins, proanthocyanidins, chalcones, aurones and hydroxycoumarins conjugated by an ester bond to a ω-substituted C6 to C22 fatty acid are provided. The esters may be used in cosmetic, pharmaceutical, and nutritional preparations.

The present invention discloses a tumor imaging method of nondamaging with delay lighting guided by visible light to the public incluing the steps as follows, preguiding in photosensitive reagent of porphrin and delay lighting reagent of active seralbumin and using visible light to shine the living body or tissue to guide the living body or tissue to create a delay lighting of inner source for a quite long period. The light receiving assembly will convert this lighting signal into electric signal which is converted into digital signal by analog / digital conversion and to process the digital signal for obtaining the structure image of living body or tissue. The device of this invention includes visible light ignition assembly, light receiving assembly, analog / digital convertor and computer.The present invention combines the advatnages of low interference in background of delay lighting, high resolving powder of optical image, used reagent with no chamical damage to livign body and focusing selection to tumor part together for obtaining high resolving power and clear image of tumor disease in the image diagnosis of biological medicine.

The invention relates to a sonochemistrical luminous tomography method for tumour, which is that after distributing of sonosensitizer in tumour group, generating active oxygen-derived free radicals by scanning point by point and sensitizing used focusing ultrasound; translating the active oxygen-derived free radicals generated during sonosensitizing process real time and directly by chemical luminous agents into photons and radiating out; based on that, simulating the imaging of tumour group by optics detection technique. The apparatus comprises ultrasound producing groupware, light receiving groupware, A / D converter, triaxiality scanning device and computer; wherein ultrasound producing groupware and triaxiality scanning device link to computer, light receiving groupware and A / D converter link to computer in turn. The invention combines strong penetrating ability of focusing ultrasound to body and the advantages of high sensitivity and intactness of optics imaging, brings no radioactive damage to organism.

The invention discloses a community medical management system based on a wireless sensor network and remote monitoring. The invention aims at overcoming the problems that the prior art can not carry out the remote management and monitoring of physiological conditions of patients and so on. The system is composed of a remote monitoring and management part and a field data acquisition and wireless transmission part. The remote monitoring and management part is a computer which is provided with a computer program with a management and monitoring interface formulated by VC, and the remote monitoring and management part is connected on an Ethernet. The field data acquisition and wireless transmission part is composed of a wireless sensor network part and an image acquisition part for observing the patients at home. The wireless sensor network part is connected on the Ethernet by a single-chip microcomputer with a model of MC9S12NE64 in a main node module thereof, and the image acquisition part is directly connected on the network by LAN and DSL connection or a wireless network adapter. The wireless sensor network part comprises the main node module, two sub-node modules and a human physiological parameter acquisition unit.

A method for measuring photoacoustic signals in biological tissue includes emitting laser pulses into biological tissue to generate photoacoustic field, emitting a focused ultrasonic beam into the photoacoustic field to superpose on photocoustic signal and generate its beat signals, receiving and measuring them, separating signal spectrum, and extracting photoacoustic signals. Its apparatus is composed of laser device, ultrasonic generator, sound signal measurer, signal amplifier, data acquisition card, and computer. It can diagnose the lesion of biological tissue with radiactive damage.

The present invention discloses a SAR radiation-free mobile terminal body, a SAR radiation-free external communication body and a SAR radiation-free mobile terminal. The SAR radiation-free mobile terminal comprises the SAR radiation-free mobile terminal body. The SAR radiation-free external communication body is disposed outside the SAR radiation-free mobile terminal body and is connected with the SAR radiation-free mobile terminal body through optical fibers. The SAR radiation-free external communication body comprises a communication module connecting with a communication base station without affecting the compatibility and normal radiation power of communication equipment; inter-conversion between electric signals and optical signals is realized through a photoelectric conversion module. Signals are transmitted between the SAR radiation-free external communication body and the SAR radiation-free mobile terminal body through optical fibers mainly made from non-metallic materials, so that conduction of microwave radiation is avoided, thus, effectively avoiding the harm of mobile phone radiation to human bodies.

An acoustic wave conductor assembly for mitigation of harmful radiation inherent in a mobile device belonging to a user. The assembly includes an acoustic wave conductor designed ergonomically for insertion into the external auditory ear canal of the user's ear and connecting means between the acoustic wave conductor and the user's mobile device, such that the user is enabled to hear telephone conversations, but keep the mobile device at a safe distance from his head and all his vital tissues, wherein the assembly is simple, efficient, economical and effective.

A device for providing solar and ultraviolet radiation protection to facial skin. The device has a configuration at a high level of abstraction that resembles eye glasses. The device is comprised of symmetrical halves. In one embodiment, each of the symmetrical halves is comprised of a noise bridge having a flexible and resilient vertex and extension arms, a cheek shield and a temple arm.

The present invention relates to the protection of medical patients and personnel from harmful radiation. More specifically, this invention provides a compact, light-weight article to be worn in areas of the body most sensitive to radiation. These include, for example, the pelvic area, the genital and gonad areas, the breast area to guard against radiation to the mammary gland, the neck and throat to protect the thyroid gland, the eye area to protect the crystalline lens.

The focussing ultrasonic modulation reflection type optical chromatographic imaging method utilizes the focussing ultrasonic technique to make modulation and tissue location of the laser injected into deep biological tissue, and uses optical technique to make high-sensitivity detection and real-time high-speed. Fourier transform to process signal, and can obtain the chromatogram of pathologic changed tissue region. The injection laser mand modulation ultrasonic wave are coaxially-retained, and its signal exciting device and receiving device adopt homoside reflection mode. Said optical chromatographic imaging equipment is formed from laser, optical polarization component, ultrasonic component, photo-electric conversion component, signal display and real-time rapid Fourier transform module and computer.

The imaging method includes applying weak supersonic wave directly onto organism or tissue to induce endogenous luminescence; receiving the light by an optical receptor and converting the light into electrical signal; A / D converting the electrical signal into digital signal; and digital signal treatment to obtain the structure image of the organism or tissue. The imaging equipment consists of a supersonic wave generator assembly, an optical receptor assembly, an A / D converter and a computer. Combining the strong permeability of supersonic wave in organism and the high resolution and no damage of optical imaging, the present invention can obtain high-resolution image for biomedical imaging diagnosis.

Compositions and methods for treating hair are disclosed. Such compositions and methods can be used to modify hair properties, such as imparting and / or maintaining a level of softness or a conditioning effect on hair. In general, such compositions can utilize a copolymer having a plurality of polycationic segments, which can be joined by various other polymeric segments such as silicones and / or hydrophilic polymeric segments. The copolymer can be formulated as a highly-branched polymer, which can add substantivity to the hair to impart a conditioning effect. Various details of such copolymers are discussed, as well as methods of utilizing and making such copolymers.

The biological tissue photoacoustic tomography method includes the following steps: (1). making pulse laser come into the biological tissue to produce photoacoustic signal; (2). making a beam of detection focus ultrasonic wave come into the photoacoustic zone, and interacting with photoacoustic signal to form superposition of the above-mentioned two signal; (3). receiving and measuring the superimposed signal; (4) making frequency spectrum separation by using computer, extracting and storing photoacoustic signal; and (5). making filtering and integration treatment of the photoacoustic signal, and utilizing the leaner projection algorithm to implement tissue chromatographic imaging. Said equipment includes laser, ultrasonic wave generator component, acoustic sgnal measuring component, signal amplifier, data collecting card, three-D electric rotating platform and computer.

An acoustic wave conductor assembly for mitigation of harmful radiation inherent in a mobile device belonging to a user. The assembly includes an acoustic wave conductor designed ergonomically for insertion into the external auditory ear canal of the user's ear and connecting means between the acoustic wave conductor and the user's mobile device, such that the user is enabled to hear telephone conversations, but keep the mobile device at a safe distance from his head and all his vital tissues, wherein the assembly is simple, efficient, economical and effective.

The present invention discloses a SAR radiation-free mobile terminal body, a SAR radiation-free external communication body and a SAR radiation-free mobile terminal. The SAR radiation-free mobile terminal comprises the SAR radiation-free mobile terminal body. The SAR radiation-free external communication body is disposed outside the SAR radiation-free mobile terminal body and is connected with the SAR radiation-free mobile terminal body through optical fibers. The SAR radiation-free external communication body comprises a communication module connecting with a communication base station without affecting the compatibility and normal radiation power of communication equipment; inter-conversion between electric signals and optical signals is realized through a photoelectric conversion module. Signals are transmitted between the SAR radiation-free external communication body and the SAR radiation-free mobile terminal body through optical fibers mainly made from non-metallic materials, so that conduction of microwave radiation is avoided, thus, effectively avoiding the harm of mobile phone radiation to human bodies.