BIOMECHANICAL ANALYSIS OF HUMAN MOVEMENT IN THE FUNCTION OF SPORTS TRAUMATOLOGY

Abstract

Moderni pristup dijagnostici ljudskog kretanja, za potrebe medicinskih, kao i raznih sportskih primjena, bazira se na laboratorijskim biomehaničkim mjerenjima i analizama. Eksperimentalni podaci obuhvaćaju prostorne kinematičke veličine, silu reakcije podloge i višekanalnu površinsku elektromiografiju (EMG). Inverznim dinamičkim pristupom ostvaruje se matematička procjena unutarnjih sila i momenata sila u zamišljenim središtima zglobova. Prikazan je postupak u okviru suvremeno opremljenog laboratorija na Kineziološkom fakultetu gdje se mogu mjeriti i biomehanički analizirati različite kretne strukture. Postupak je ilustriran primjerom iz sportske traumatologije gdje je u prvom redu namjera procijeniti funkciju koljenskog zgloba u cilju poboljšane dijagnostike i liječenja. Tu kombiniramo mjerenja hoda sa specifično dizajniranim testovima. Opisani pristup (uz nedostatak još nekih metoda kao što su, u prvom redu, mjerenje potrošnje kisika i pedobarografija) predstavlja „state-of-the-art“ metodologiju analize ljudskog kretanja za čije je učinkovito korištenje bitna inter-disciplinarna suradnja liječnika specijalista sa biomehaničarima: kineziolozima i tehničkim stručnjacima.Modern approach to human movement diagnostics, for both medical as well as for various sportive application purposes, resides on laboratory biomechanical measurements and analyses. Experimental data encompass spatial kinematic variables, ground reaction force, and multi-channel surface electromyography (EMG). Through inverse dynamic approach mathematical estimation of internal forces and moments in virtual joint centres is accomplished. A procedure is presented in realms of a modern equipped laboratory facility at the Faculty of Kinesiology, where various movement patterns may be measured and analysed biomechanically. An example from the area of sports traumatology is taken for illustration. The aim was to evaluate the function of the knee joint as well as to improve the diagnostic and treatment procedures. Measurement of gait, in addition to certain specifically designed tests, was used. The approach described (lacking some methods such as the oxygen consumption measurement and pedobarography) represents a „state-of-the-art“ methodology in the area of human movement analysis. For its efficient use, it is essential for inter-disciplinary collaboration to take place, primarily collaboration between medical specialists, biomechanicians, kinesiologists and technical experts

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