Abrégé

The subject of the invention is a device for controlling the calibration of thermochromic liquid- crystal matrices characterized in that it comprises a heating table (2) with stabilized thermally active means (3) and (4) placed at the ends and temperature sensors (5), stretching-pressing means (9), a lighting (9), a detector (7) and a screen (11). The invention also relates to a method of controlling the TLC matrix using the above-mentioned device and the using the said device for testing thermal-chromatic calibration of the thermochromic liquid-crystal matrices.

Classes IPC  ?

• G01K 11/16 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou utilisant le changement de couleur, de translucidité ou de réflectance de matériaux organiques
• G01K 15/00 - Test ou étalonnage des thermomètres

Produits et services

Chemical reagents for medical use, Chemical preparations for medical purposes, Chemical preparations for thermographic tests, chemical reagents for thermographic tests, Diagnostic preparations. Medical apparatus and instruments; Analytical apparatus for medical purposes; Diagnostic apparatus for medical purposes, Thermal imaging screens for medical purposes, thermal imaging screens for diagnostic purposes, thermal imaging apparatus for medical purposes, thermal imaging apparatus for diagnostic purposes; Liquid crystal films for medical purposes, liquid crystal films for diagnostic purposes, temperature sensitive films for medical use, temperature sensitive films for diagnostic use, Cases fitted for medical instruments, Cases fitted for diagnostic instruments, Thermometers for medical purposes, Thermometers for diagnostic purposes. Scientific and technological services and research in the field of medicine and design relating thereto, Chemical analysis, Chemical research, Providing of opinions, Calibration, Testing, Physics [research], Clinical trials, Conversion of data or documents from physical to electronic media, Computer software design, Computer system design, Research and development of new products for others in the field of health and medicine and relating in particular to breast cancer; Diagnostic and molecular services and project studies relating in particular to breast cancer. Medical services, Including diagnostic imaging in the field of medicine, Health counseling, Telemedicine services; Medical services, relating in particular to breast cancer; Medical services being molecular diagnostics, relating in particular to breast cancer.

Abrégé

The invention relates to a device for imaging, recording and saving a thermographic image of a breast, characterised in that it comprises a video recorder (1) and an infrared mapping liquid crystal matrix (2) working in the temperature range of approximately 1 ° in a range of 31,8 ° C to 34.8 ° C, wherein the recorder (1) preferably includes a housing (5), a light source (6), a camera (7) with an optoelectronic transducer (8), an analog-digital converter (9), a power source (10) and a storage medium (11). The present invention also refers to a method of diagnosing of the breast pathology using that device, a system of the three infrared mapping liquid crystal matrices (2) and its application for the detection of thermal anomalies on the surface of the breast.

Classes IPC  ?

• A61B 5/01 - Mesure de la température de parties du corps
• G01K 11/16 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou utilisant le changement de couleur, de translucidité ou de réflectance de matériaux organiques

Abrégé

The present invention relates to liquid-crystal emulsion for the use in a thermo-optical matrix to an early diagnosis of mammary gland neoplasmic lesions. It contains a mixture of thermotropic liquid crystals and polyvinyl alcohol. The liquid-crystal emulsion contains 14 to 48% by weight (on a dry matter basis) of the thermotropic compounds mixture and 50 to 86% by weight (on a dry matter basis) of polyvinyl alcohol. The present invention also relates to a method for preparing liquid-crystal emulsion.

Classes IPC  ?

• C09K 19/52 - Substances formant des cristaux liquides caractérisées par des constituants qui ne sont pas des cristaux liquides, p. ex. additifs
• C09K 19/54 - Additifs n'ayant pas de mésophase spécifique
• C09K 19/22 - Composés non stéroïdes formant des cristaux liquides contenant au moins deux cycles non condensés contenant au moins deux cycles benzéniques liés par une chaîne contenant des atomes de carbone et d'azote comme chaînons, p. ex. bases de Schiff
• C09K 19/36 - Composés stéroïdes formant des cristaux liquides
• B01F 3/08 - Mélange, p.ex. dispersion, émulsion, selon les phases à mélanger de liquides avec des liquides; Emulsion
• B01F 3/10 - Mélange de liquides très visqueux

Abrégé

Three organic compounds mixtures of liquid-crystal properties, which when mixed together in a precisely determined weight ratio, may show an ability to form thermo-optically active mesophases of established, narrow range thermooptical transitions separation, every 0.5° C., in the temperature range: from 31.8° C. to 32.8° C., from 32.8° C. to 33.8° C., and from 33.8° C. to 34.8° C. and system including these mixtures. The use of these mixtures and the system containing the above mentioned mixtures for colorimetric detection of temperature differentiation on the surface of biological objects in a narrow range of temperatures.

Classes IPC  ?

• C09K 19/36 - Composés stéroïdes formant des cristaux liquides
• C09K 19/26 - Composés azoxy
• C09K 19/54 - Additifs n'ayant pas de mésophase spécifique
• G01K 11/16 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou utilisant le changement de couleur, de translucidité ou de réflectance de matériaux organiques
• A61B 5/01 - Mesure de la température de parties du corps

Abrégé

The present invention relates to three organic compounds mixtures of liquid-crystal properties, which when mixed together in precisely determined weight ratio, are characterised by an ability to form thermo-optically active mesophases of established, narrow range thermooptical transitions separation, every 0.5 °C, in the temperature range: from 31.8 °C to 32.8 °C, from 32.8 °C to 33.8 °C, and from 33.8 °C to 34.8 °C and system comprising these mixtures. The present invention also relates to the use of these mixtures and the system containing the above mentioned mixtures for colorimetric detection of temperature differentiation on the surface of biological objects in a narrow range of temperatures.

Classes IPC  ?

• C09K 19/36 - Composés stéroïdes formant des cristaux liquides
• C09K 19/26 - Composés azoxy
• G01K 11/16 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou utilisant le changement de couleur, de translucidité ou de réflectance de matériaux organiques