نتایج جستجو برای: bed mechanisms
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A new HIGEE device-rotating zigzag bed (RZB) was developed in the context of process intensification. The RZB is structurally featured by a combinatorial rotor of one series of baffles attached to a rotating disk with another series to a stationary disk. The novel structure of the RZB determines its many advantages over the other HIGEE devices. The RZB is free of dynamic seal, capable of interm...
INTRODUCTION This report is one of a series on the Flight Analog Project, which is designed to lay the groundwork for a standard bed rest protocol. The Spaceflight Cognitive Assessment Tool for Windows (WinSCAT) is a self-administered battery of tests used on the International Space Station for evaluating cognitive functioning. Here, WinSCAT was used to assess cognitive functioning during exten...
Aims and method To compare admission rates and bed occupancy before and after the introduction of community treatment orders (CTOs) in 37 assertive outreach service patients. The effect of CTOs on treatment adherence and illicit drug use were also evaluated. The views of patients and care coordinators were obtained through a focus group. Results When CTOs were introduced, admission rates fell f...
Styrene is an important monomer in the manufacture of thermoplastic. Most of it is produced by the catalytic dehydrogenation of ethylbenzene. In this process that depends on reversible reactions, the yield is usually limited by the establishment of thermodynamic equilibrium in the reactor. The styrene yield can be increased by using a hybrid process, with reaction and separation simultaneously....
SIR—Ragnar Hanas (Aug 16, p 492) suggests that the dead-in-bed syndrome among patients with insulin-dependent diabetes mellitus (IDDM) may be due to an accidental overdose of shortacting insulin before retiring to bed. Though Hanas’ entry was published as a research letter, it did not, in fact, include any research findings to support this hypothesis. Hanas seems to suggest that the mistake occ...
OBJECTIVE To report an unusual reaction associated with weekly administration of paclitaxel. CASE SUMMARIES Onycholysis was seen in four women with recurrent ovarian cancer being treated with low-dose, weekly paclitaxel. Two of the patients had previously received higher doses of paclitaxel on an every-three-week schedule without similar reactions. Onycholysis developed between weeks 10-13 of...
[1] In this work we combine existing ideas on gravel and sand entrainment into a simulation model for flows that flush sand from the surface and subsurface of a gravel riverbed. A flume experiment is conducted to provide a test of the flushing model. The primary advance represented in this paper is incorporation of a two-fraction entrainment approach into a routing model to account for the effe...
The aim of the present work is to prepare an adsorption package to simulate adsorption / desorption operation for both single and multi-component systems in an isothermal condition by different mechanisms such as; local adsorption theory and mass transfer resistance (rigorous and approximated methods). Different mass transfer resistance mechanisms of pore, solid and bidispersed diffusion, t...
A new hybrid wheelchair/bed system for assisting the bedridden has been developed and tested. The powered wheelchair docks with a stationary bed and reconfigures to a chair to provide full mobility assistance by eliminating the need to transfer the bedridden person from bed to chair. Furthermore, the chair can dock directly and automatically with a toilet to eliminate the need to change seating...
Blood flow assessment employing Doppler techniques is a useful procedure in pregnancy evaluation, as it may predict pregnancy disorders coursing with increased uterine vascular impedance, as pre-eclampsia. While the local causes are unknown, emphasis has been put on reactive oxygen species (ROS) excessive production. As NADPH oxidase (NOX) is a ROS generator, it is hypothesized that combining D...
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