نتایج جستجو برای: contact pressure
تعداد نتایج: 562205 فیلتر نتایج به سال:
Background. Human feet have important roles in supporting, moving and balancing the body. The feet must not only support the weight of the body but must also have the elasticity to absorb the burden associated with supporting excessive body weight. Objectives. The purpose of this study was to compare the difference of foot pressure, ground reaction force, and balance ability according to chang...
AIMS To evaluate whether determination of the central retinal artery and vein collapse pressure correlate with systemic blood pressure measurements, using a new Goldmann contact lens associated ophthalmodynamometric device METHODS The prospective clinical study included 92 eyes of 92 patients presenting with cataract or refractive problems (n = 40; control study group) or with retinal and orb...
BACKGROUND The effect of elbow medial ulnar collateral ligament injury on posteromedial compartment contact is unknown. HYPOTHESIS Medial ulnar collateral ligament injury causes altered contact area and pressure in the posteromedial compartment of the elbow. STUDY DESIGN Controlled laboratory study. METHODS Seven elbow cadaveric specimens were tested in an apparatus that positioned the el...
Abstract Models and experimental data are used to predict the performance of large area pressure contact IGBTs, offering ratings equivalent to the largest power conventional technology devices. Differences in the electromechanical characteristics of pressure contact devices, when compared to substrate mounted devices, are reviewed and how these influence the potential performance of devices wit...
The pressure distribution was measured for subjects sitting on a flat, hard and horizontal support. The pressure data were analyzed for the seat force, the magnitude of the contact area, the average pressure in the contact area, the maximum pressure, and the pressure gradient. Using multiple regression relationships were found between these pressure distribution parameters, the body characteris...
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