Медицинские технологии список научных статей
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Разработка виртуального медицинского диагностического симулятора измерения артериального давления
Актуальность и цели. Виртуальные медицинские диагностические симуляторы измерения артериального давления предназначены для регистрации, обработки и экспресс-анализа состояния здоровья человека с использованием специализированного программного обеспечения LаbVIЕW. Материалы и методы. Для разработки...
2016 / Тычков Александр Юрьевич, Чураков Петр Павлович, Тычкова Анна Николаевна, Абросимова Олеся ВалерьевнаВАК -
Компьютерная оценка результатов психоэмоционального нагрузочного тестирования для выявления патологических гемодинамических реакций
Один из алгоритмов Data Mining — дерево классификации и регрессии — использован для анализа результатов психоэмоционального нагрузочного тестирования с целью диагностики функциональной реактивности кровообращения пациента. Использованный алгоритм позволил определить 5 типов гемодинамической реакции ...
2017 / Хурса Раиса Валентиновна, Войтикова М.В. -
Возможность применения кондуктометрического метода для контроля степени загрязнения автомобильных масел
Предложен кондуктометрический метод контроля степени чистоты автомобильных масел в постоянных и переменных электрических полях на основе таких фундаментальных физических параметров как удельное объемное электрическое сопротивление и относительная диэлектрическая проницаемость.
2008 / Заренбин В.Г., Лифинцев А.А., Забияка Г.И., Карасёв Г.Г. -
Численное моделирование распределения кислотности в антродуоденуме для идентификации аномальных зон при употреблении напитков с различным уровнем pH
Описывается математическая модель многофазного течения в антродуоденуме и ее применение для прогнозирования характеристик пищеварительного процесса, в том числе для определения уровня pH. Предлагаемая подмодель антродуоденальной области желудочно-кишечного тракта разрабатывается в рамках...
2017 / Камалтдинов М.Р., Зайцева Н.В., Шур П.З.ВАК -
Нарушение меланопсинового эффекта сужения зрачка - фактор риска заболевания глаз
Риск поражения глаз и ухудшения качества зрения в значительной степени зависит от эффективной работы биомеханической системы глаза в условиях энергосберегающего освещения. Эффективность этой системы определяется адекватностью управления зрачком глаза и ресничной мышцей. Проведен анализ...
2017 / Капцов В.А., Дейнего В.Н.ВАК -
Study of the process of deposition of fine particles in the apparatus with a movable nozzle
Based on the analysis and solutions of the equations of motion the formulas allowing to calculate the trajectory of the particles in the carrier gas stream were obtained. Computer and laboratory experiments were condutet and the efficiency of purification of fine particles in the dust collecting...
2016 / Rahmonov O'Ktam Kamolovich, Rakhmonov Toyir Zoyirovich -
Study of cracks formation in curved bars and rocks
As it is know, different load-gripping devices, so called hooks, are used in the performance of loading and unloading works of mobile installations, cranes. Years-long use of load hooks showed that the wrong selection of the material, production technology as well as violations of the exploitation...
2016 / Kuliev Sabir, Kazymov Musa -
Mathematical model of dynamics of device for applying polymer composition on grind parts of the clothes
This paper presents the scheme and operation of mathematical model of the dynamics of the device for applying the polymer composition to grind down the details of clothing. The settlement scheme and mathematical the module of dynamics of movement of a roller of the device is given.
2016 / Djuraev Anvar Djuraevich, Behbudov Shavkat Husenovich, Tashpulatov Salih Shukurovish, Mansurova Munisa Anvarovna, Alimukhamedova Barno Gayratovna -
Ways and technologies for making natural silk
The present article is devoted to the ways and technology of making natural silk beginning from formation of cocoons to a yarn, raw silk, twisted yarn and before development of various fabrics on superficial density. There is given an assortment of silk fabrics dress-costume appointments and the...
2016 / Аkhmedov Zhakhongir Аdkhamovich, Alimova Khalimakhan, Aripdjanova Dilafruz Uktamovna, Bastamkulova Khanifa Davranovna -
Tissue optics and Photonics: light-tissue interaction II
This is the third part of the review-tutorial paper describing fundamentals of tissue optics and photonics. The first part of the paper was mostly devoted to description of tissue structures and their specificity related to interactions with light [1]. The second part presented light-tissue...
2016 / Tuchin Valery V. -
Time of flight for photon in human skin
The time of flight for photons in human skin was measured using picosecond diode laser. Two different wavelength lasers were used 405 nm and 510 nm. A difference for time of flight in normal skin and in nevus was observed as well as a difference for different wavelength laser irradiation was...
2016 / Dzerve Antra, Ferulova Inesa, Lihachev Alexey, Spigulis Janis -
Defocused point spread function of asymmetrically apodized optical imaging
In the presence of defocusing, the PSF of an optical imaging system with asymmetric apodization have been investigated analytically. The asymmetry in the PSF has been observed to increase with edge strip width (b) of the slit aperture and further improved by defect of focus in the image plane,...
2016 / Reddy Andra Naresh Kumar, Sagar Dasari Karuna -
Long-term fluorescence of erythrosine in alive mammalian cells
Investigation of triplet states of probes molecules located in cells and tissues is used for research of pathological processes included cancer development due to high sensitivity of triplet states lifetime to surround medium. In the work the long-term fluorescence of erythrosine located in alive...
2016 / Maryakhina V.S. -
Bundle branch block detection based on QRS analysis of digital ECG signal
In this study a new method of bundle branch block detection based on simple mathematical analysis is proposed. During our research we have done analysis of digital ECG signal and formulated a new algorithm of detection, which uses the most common mathematical methods of maximum and minimum search...
2016 / Davydov Nikita S, Khramov Alexander G. -
Experimentally testing the role of blood vessels in the full scattering profile: solid phantom measurements
Optical methods for biomedical purposes mostly use reflected light, while few of them use the transmitted light. The blood vessels pose a challenge to these methods due to their high absorption and scattering coefficients as well as their change in size during respiration, and they are also...
2016 / Idit Feder, Hamootal Duadi, Moti Fridman, Tamar Dreifuss, Dror Fixler -
Two-dimensional fractal analysis of retinal tissue of healthy and diabetic eyes with optical coherence tomography
In the ophthalmic research, the measurement of the retinal thickness is usually employed for characterizing the structural changes of the retinal tissue. However, changes in the fractal dimension (FD) may provide additional information regarding the structure of the retinal layers and their early...
2016 / Wei Gao, Delia Cabrera Debuc, Valery P. Zakharov, Erika Tatrai, Gabor M. Somfai, Oleg O. Myakinin, Ivan A. Bratchenko, Dmitry N. Artemyev, Dmitry V. Kornilin -
Optical non-invasive diagnostics of microcirculatory-tissue systems of the human body: questions of metrological and instrumentation provision
Optical techniques are one of the most promising non-invasive technologies for the diagnosis of medical conditions. This work is devoted to the current state of the optical non-invasive diagnostics (OND), especially about instrumentation as well as methodological and metrological provision for this ...
2016 / Evgeny A. Zherebtsov, Victor V. Dremin, Angelina I. Zherebtsova, Irina N. Makovik, Andrey V. Dunaev -
Optical properties of human nails in THz frequency range
This work is devoted to investigation of optical properties (dispersion of refractive index, permittivity and absorption coefficient) of human nails in THz frequency range. These data were obtained by THz time-domain spectroscopy (TDS) technique in transmission mode. These results may be used to...
2016 / Victoria A. Guseva, Sviatoslav I. Gusev, Petr S. Demchenko, Egor A. Sedykh, Mikhail K. Khodzitsky -
Wavelength dependence of the refractive index of human colorectal tissues: comparison between healthy mucosa and cancer
Biological tissues have individual optical properties that may be used as an identity card. The refractive index in particular, which can be measured directly, is very significant for the improvement or development of optical technologies in clinical practice. With the objective of verifying if...
2016 / Sónia Carvalho, Nuno Gueiral, Elisabete Nogueira, Rui Henrique, Luís Oliveira, Valery V. Tuchin -
Investigation of albumin-fullerenol interaction using laser correlation spectroscopy: the algorithm
A new algorithm for the solution of the inverse problem of laser correlation spectroscopy is proposed. The algorithm allows the analysis of nanoparticle sizes in polydisperse solutions. Experimental results of the albumin-fullerenol interaction study demonstrating the efficiency of our approach are ...
2016 / Elina Nepomnyashchaya, Ekaterina Savchenko, Elena Velichko, Evgenij Aksenov