Медицинские технологии список научных статей
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Determination of Toxic and Essential Elements in Urine by Inductively Coupled Plasma Mass Spectrometry
The aim of the investigation was to optimize the conditions of a routine urinalysis by inductively coupled plasma mass spectrometry (ICP-MS) for diagnostic studies. Materials and Methods. We determined the content of 12 elements (V, Cr, Mn, Ni, Cu, Zn, As, Se, Sr, Cd, Tl, Pb) in the urine of...
2016 / G.A. Veikhman, O.V. Gilyova, E.V. Stenno, T.S. UlanovaScopusВАКESCI -
Воздействие шума на организм оператора в производственных условиях
Дан краткий очерк воздействия шума на организм человека в производственных условиях, в том числе воздействие шума на операторов машин и технических устройств. Общеизвестно, что любой биологический организм существует в равновесном состоянии с окружающей его средой. Однако воздействие шума, как...
2016 / Гайда Анна СтаниславовнаВАКAGRIS -
Вариабельность продолжительности электрической систолы при проведении ультразвуковых исследований
Ультразвуковое воздействие вызывает множество физических эффектов. В их числе колебания, излучение, давление, микротечения и другие. Многие исследователи изучают влияние УЗИ в экспериментах на животных, однако, до настоящего времени нет подтвержденных данных о биологических эффектах при...
2015 / Коваль Василий Трофимович, Заяц Григорий Андрианович, Голишевский Денис Вячеславович, Соловей Андрей Евгеньевич, Розенбаум Анатолий Наумович, Левин Владимир Алексеевич -
Возможности фонореспирографии спокойного дыхания в профилактике заболеваний органов дыхания2014 / Малинина Елена Владимировна, Кулаков Юрий Вячеславович, Коренбаум Владимир Ильич, Сафронова Мария Александровна
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Tissue Optics and Photonics: Biological Tissue Structures
This is the first section of the review-tutorial paper describing fundamentals of tissue optics and photonics mostly devoted to biological tissue structures and their specificity related to light interactions at its propagation in tissues. The next sections of the paper will describe light/tissue...
2015 / V.V. Tuchin -
Optical clearing of biological tissues: prospects of application in medical diagnostics and phototherapy
A review of specific features and methods of optical clearing and related interaction of light with tissues is presented. Physical and molecular mechanisms of immersion, compression, and photodynamic/photothermal optical clearing of some fibrous and cellular tissues are discussed. The possibility...
2015 / E.A. Genina, A.N. Bashkatov, Yu.P. Sinichkin, I.Yu. Yanina, V.V.Tuchin -
Line optical traps formed by LC SLM
The methods for generation of optical traps in the form of line segments by means of liquid crystal modulators of two types are addressed in the paper, they are a multi-pixel modulator HOLOEYE HEO 1080P and a tunable liquid crystal focusing device (4-channel modulator) developed by the authors. The ...
2015 / A. Korobtsov, S. Kotova, N. Losevsky, A. Mayorova, S. Samagin -
Lung neoplasm diagnostics using Raman spectroscopy and autofluorescence analysis
A method of lung neoplasm diagnostics is proposed based on the combined analysis of Raman and autofluorescence spectra excited by laser beam with the wavelength 785 nm. Such approach allows fast selection of the pathology region followed by differentiation of the neoplasm type. The developed method ...
2015 / V.P.Zakharov, I.A. Bratchenko, D.N. Artemyev, O.O. Myakinin, D.V. Kornilin, S.V. Kozlov, A.A. Moryatov -
OCT/LCT monitoring the drug effect on the human cornea structure in vivo
The effect of anti-glaucoma drugs on the structure components of human eye cornea are studied. The eye drops Timolol-AKOS 0.5% and Kosopt were used as the object of study. 10 voluntary patients of the Eye Disease Clinic aged from 70 to 75 suffering from glaucoma took part in the studies. The study...
2015 / E.A. Genina, A.N. Bashkatov, I.D. Kamenskikh, I.O. Kolbenev, T.G. Kamenskikh, V.V. Tuchin -
A pulsed photoacoustic technique for studying red blood cell sedimentation
This study shows the capability of a pulsed photoacoustic (PA) technique to measure red blood cell sedimentation and aggregation processes in vitro. Red blood cells are the main source of absorption in blood. The PA signal is proportional to the sample’s optical absorption coefficient, and hence,...
2015 / M. Kinnunen -
Quantification of Mouse Embryonic Eye Development with Optical Coherence Tomography In Utero
Mouse models are commonly used as research tools to understand regulatory pathways affected by human diseases and disorders. Live imaging tools for visualization of mouse embryonic ocular tissues would be beneficial in research associated with developmental ocular defects. In this study, in utero...
2015 / N. Sudheendran, M. Mashiatulla, R. Raghunathan, S.H. Syed, M.E. Dickinson, I.V. Larina, K.V. Larin -
Compact optical tweezer with the capability of dynamic control
The extension of capabilities towards the formation of controlled complexshaped optical traps is demonstrated for the compact laser tweezer based on the fourchannel LC modulator. The experimental results on the yeast cell manipulation, including the particles larger than 10 [im, are presented. The...
2015 / Alexander Korobtsov, Svetlana Kotova, Nikolay Losevsky, Aleksandra Mayorova, Sergey Samagin -
Backscattering spectroscopy for assessing skin tumor
The results of in vitro backscattering spectral studies of 7 nevuses and 27 samples of different skin cancer are presented. The pathology type classification in the two<dimensional phase space formed by the scattering indices at the wavelengths 560 nm, 650 nm, 700 nm, and 760 nm scaled to the...
2015 / Valery P. Zakharov, Pavel E. Timchenko, Elena V. Timchenko, Larisa A. Zherdeva, Sergey. V. Kozlov, Alexander A. Moryatov -
The combination of optical coherence tomography and Raman spectroscopy for tissue characterization
The visualization as well as characterization of diseased tissue are of vital diagnostic interest for an early diagnosis to increase patients’ survival rate. In this study we introduce an imaging device combining optical coherence tomography (OCT) and Raman spectroscopy (RS), allowing to record 2D...
2015 / Kokila D. Egodage, Sebastian Dochow, Thomas W. Bocklitz, Olga Chernavskaia, Christian Matthäus, Michael Schmitt, Juergen Popp -
Tissue Optics and Photonics: Light-Tissue Interaction
This is the second section of the review-tutorial paper describing fundamentals of tissue optics and photonics. As the first section of the paper was mostly devoted to description of biological tissue structures and their specificity related to interactions with light [1], this section 3 describes...
2015 / Valery V. Tuchin -
Malignant melanoma and basal cell carcinoma detection with 457 nm laser-induced fluorescence
In this study we propose a several methods of autofluorescence signal analysis for skin cancers control. Autofluorescence spectra of normal skin and oncological pathologies stimulated by 457 nm laser were registered for 56 skin tissue samples. Spectra of 9 melanomas and 19 basal cell carcinomas...
2015 / Ivan A. Bratchenko, Dmitry N. Artemyev, Oleg O. Myakinin, Maria G. Vrakova, Kirill S. Shpuntenko, Alexander A. Moryatov, Sergey V. Kozlov, Valery P. Zakharov -
Method of autofluorescence diagnostics of skin neoplasms in the near infrared region
We propose a method for the diagnostics of skin neoplasms, based on the analysis of the changes in the autofluorescence spectra in the near infrared range. The autofluorescence was excited by means of the laser radiation with the wavelength 785 nm for ex vivo and in vivo studies with subsequent...
2015 / Yulia A. Khristoforova, Ivan A. Bratchenko, Dmitriy N. Artemyev, Oleg O. Myakinin, Sergey V. Kozlov, Alexandr A. Moryatov, Valery P. Zakharov -
Application of raman spectroscopy method to the diagnostics of caries development
The object of study were human teeth with caries cavities and healthy teeth extracted for orthopaedic indications. The main method of study was Raman spectroscopy. We revealed the specific features of Raman spectra for the healthy tooth tissues impaired ones and the tissues affected by caries. The...
2015 / Elena V. Timchenko, Pavel E. Timchenko, Larisa T. Volova, Anastasiya Yu. Rosenbaum, Arina Yu. Kulabukhova, Larisa A. Zherdeva, Irina F. Nefedova -
Integrated intravascular ultrasound and optical coherence tomography technology: a promising tool to identify vulnerable plaques
Heart attack is mainly caused by the rupture of a vulnerable plaque. IVUS-OCT is a novel medical imaging modality that provides opportunities for accurate assessment of vulnerable plaques in vivo in patients. IVUS provides deep penetration to image the whole necrotic core while OCT enables accurate ...
2015 / J. Li, Z. Chen -
Assessing mechanical properties of tissue phantoms with non-contact optical coherence elastography and Michelson interferometric vibrometry
Purpose: Elastography is an emerging method for detecting the pathological changes in tissue biomechanical properties caused by various diseases. In this study, we have compared two methods of noncontact optical elastography for quantifying Young’s modulus of tissue-mimicking agar phantoms of...
2015 / J. Li, C.-H. Liu, A. Schill, M. Singh, A. Nair, V.P. Zakharov, K.V. Larin