نتایج جستجو برای: standard length
تعداد نتایج: 805103 فیلتر نتایج به سال:
BACKGROUND Additional tendon length is occasionally needed for the surgical reattachment of retracted tendons and for lengthening of intact contracted tendons. To achieve additional length with use of established techniques such as z-plasty, the tendon is completely transected and loses continuity. The purpose of this study was to develop a new method to increase the potential range of attainab...
In this paper, the synergistic effects of stress rupture and cyclic loading on the strain response of fiber-reinforced ceramic-matrix composites (CMCs) at elevated temperature in air have been investigated. The stress-strain relationships considering interface wear and interface oxidation in the interface debonded region under stress rupture and cyclic loading have been developed to establish t...
A widely used morphometric method (Macdonald et al. 1998) to calculate the zero-plane displacement (zd) and aerodynamic roughness length (z0) for momentum is further developed to include vegetation. The adaptation also applies to the Kanda et al. (2013) morphometric method which considers roughness-element height variability. Roughness-element heights (mean, maximum and standard deviation) of b...
AIM To evaluate the accuracy of axial length (AL) measurements obtained from immersion B-scan ultrasonography (immersion B-scan) for intraocular lens (IOL) power calculation in patients with high myopia and cataracts. METHODS Immersion B-scan, contact A-scan ultrasonography (contact A-scan), and the IOLMaster were used to preoperatively measure the AL in 102 eyes from 102 patients who underwe...
It is known that the single-modal Weibull model describes well the size effect of brittle fiber tensile strength. However, some ceramic fibers have been reported that single-modal Weibull model provided biased estimation on the gauge length dependence. A hypothesis on the bias is that the density of critical defects is very small, thus, fracture probability of small gauge length samples distrib...
AIM The OA-1000 (Tomey, Japan) is a new optical biometer, which measures axial length (AL), anterior chamber depth (ACD), and central corneal thickness (CT) utilizing optical interference technology. The aim of this study was to prove the reproducibility which is considered fundamental for other clinical investigations. METHODS 55 healthy volunteers were enrolled in this study. For each measu...
BACKGROUND AND PURPOSE Steroid treatment is a mainstay in the management of nephrotic syndrome, but has the potential to impair growth and development of children. This study evaluated the effects of steroid regimens on linear growth of body height in children with nephrotic syndrome. METHODS Hospital records of height measurements were reviewed for a selected cohort of 50 children with nephr...
Characteristics of external intermittency in the outer region of turbulent boundary layers are presented based on single-point hotwire measurements. The distinction between the turbulent and non-turbulent state of the flow is marked by applying a threshold on instantaneous kinetic-energy, and this criteria is found to be adequate for this study. Mean intermittency profiles are in consistent agr...
The random model for allocation of an amino acid A at locations along a protein chain is controlled by an underlying binomial distribution for occurrence of A, with density given by the relative abundance of A. Here we derive analytically the distribution of lengths of inter-A spaces in sequences of arbitrary length n, with arbitrary relative abundance p of occurrencies of A. This provides a we...
PURPOSE This study assessed concurrent validity of the Maximum Step Length (MSL) test as a measure of falls risk and balance-impairment for community-dwelling older adults. A secondary purpose was to determine intra- and interrater reliability and standard error of measurement of the MSL test. METHODS Thirty-five community-dwelling adults aged 60 or older provided a 12-month falls history. Fu...
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