INDIRECT METHOD densitometric diagnosis of pathological changes in bone tissue

摘要

method u043du0435u043fu0440u00a0u043cu043eu0439 u0434u0435u043du0441u0438u0442u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au043eu0439 diagnosis of early pathological changes of bone, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 because the patient study of the u043fu043eu0440u0430u0436u0435 u043du043du043eu0439 and healthy limbs with u0434u0435u043du0441u0438u0442u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au0438u043c aluminum model, then their u043eu0446u0438u0444u0440u043eu0432u044bu0432u0430u044eu0442 digital tv cameras developed and transferred to a special by computer program, further u0438u0441u043fu043eu043bu044cu0437u0443u00a0 standard, u043fu0440u043eu0438u0437u0432u043eu0434u00a0u0442 calibrationthe interesting parts of the u0432u044bu0434u0435u043bu00a0u044eu0442 interactively using the mouse, then the computer displays them numerically expressed by the number of u0441u0440u0430u0432u043du0438u0432u0430 by comprehensive numerical and color u0434u0435u043du0441u0438u0442u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au0438u043cu0438 scales of the programme, the number of u00a0u0447u0435u0435u043a which increased u0434u043bu00a0 u043fu043eu0432u044bu0448u0435u043du0438u00a0 sensitivitythe first u0432u044bu0434u0430u0435u0442u0441u00a0 automatically program fragment in cm2 and u0440u0430u0441u0441u0447u0438u0442u044bu0432u0430u0435u0442u0441u00a0 ratio formula;p = CxSxA,;r - relative index;;with the number of the optical density in the u0434u0435u043du0441u0438u0442u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au043eu0439 table from 0.05 to 1.00 with the step of 0.05 in the transition from light to dark u00a0u0447u0435u0439u043au0435 on screen not u0432u044bu0434u0430u0435u0442u0441u00a0;;s is the area of the study.;a correction factor, u0432u0432u043eu0434u0438u0442u0441u00a0 manually, u00a0u0432u043bu00a0u0435u0442u0441u00a0 u043fu043eu0441u0442u043eu00a0u043du043du043eu0439 value and is equal to 10.;u0438u0437u043cu0435u043du00a0u044eu0442 u0437u0430u0442u0435u043cu043du0435u043du043du043eu0441u0442u044c u00a0u0447u0435u0435u043a table through the "settings" menuu043fu0440u043eu0438u0437u0432u043eu0434u00a0 adaptation to varying stiffness control u0440u0435u043du0442u0433u0435u043du043eu0433u0440u0430u043cu043c; further u043fu0440u043eu0432u043eu0434u00a0u0442 comparison results with symmetrically arranged parts of healthy limbs; u043eu043fu0440u0435u0434 u0435u043bu00a0u044eu0442 on x-ray of bone tissue surrounding the cancerous u043cu00a0u0433u043au0438u0445; through the "mouse" in the u0440u0435u043du0442u0433u0435u043du043eu043bu043eu0433u0438u0447u0435u0441u043au043eu043c image indicate the following parameters: the upper and lower diameters of affected limbs.as well as its length; the average diameter and length of the bone; after u043du0430u0436u0430u0442u0438u00a0 buttons "calculation" u043fu043eu00a0u0432u043bu00a0u0435u0442u0441u00a0 numerical expression of bone tissue in the surrounding u0438u0437u0443u0447u0430u0435u043cu0443u044e cm3; so e operation u043fu0440u043eu0432u043eu0434u00a0u0442 with symmetrical limb; u0434u043bu00a0 u043au043eu043du0442u0440u043eu043bu00a0 data obtained using the button "cleaning fields", in the opinion of the indicators to compare and analyze t.