نتایج جستجو برای: needle penetration index
تعداد نتایج: 468407 فیلتر نتایج به سال:
AIMS To compare blood transmission through nitrile, single and double layer latex glove materials in simulated needlestick injuries. METHODS Experiments involved nitrile, single and double layer latex gloves. A cutting suture needle was dipped into a specimen of blood and then immediately jabbed through the glove material into a cell containing saline. This process was repeated using the same...
BACKGROUND Many surgeries are performed under spinal anesthesia. Inexperienced practitioners may find it difficult to obtain subarachnoid access. OBJECTIVES This study aimed to examine the relationship between patients' anthropometric characteristics and depth of spinal needle insertion to the subarachnoid cavity. PATIENTS AND METHODS 385 patients with ASA class I - II, aged 18 - 65 years a...
background: good cytological sample is very important for the cytological diagnosis of thyroid nodules. the aim of this study was to evaluate the adequacy of prepared samples by the combination of aspiration and non- aspiration fine needle biopsy. methods: in this descriptive – analytical study, sampling was done simultaneously for each patient in fine needle aspiration and non-aspiration biops...
The role of fabric properties in sewing performance and seam quality is essential, therefore, it crucial to understand the effect diferent parameters on traditional fabrics’ sewability properties. This study aimed evaluate fabrics produced from silk, cotton linen fibres their blends terms strength, efficiency sewability. samples were sewn using two different needle size (75 Nm 90 Nm) thread (10...
ub lis he d by M an ey P ub lis hi ng ( c) IO M C om m un ic at io ns L td A methodology developed to estimate with accuracy the instantaneous specific rock energy using corrected downthe-hole (DTH) drill monitoring data is presented. A specific rock energy profile can be generated for every hole, and thus a drilling site can be mapped for this index. A special data acquisition system was devel...
The development of early age properties sprayed concrete is a key factor that governs its mix design and safe application. conventional methods to evaluate the evolution mechanical strength in present large interval between each set measurements results high scatter. In this context, objective study characterize mortars through novel continuous monitoring system based on situ ultrasound measure...
MANY needle-holders are in use and each surgeon has his own preferences for different kinds of suturing, in different kinds of tissues, and in different positions of the surgical field. The position presents a difficult problem and there is often a need for greater accuracy and manoeuverability than is possible with the conventional needle-holders. To meet the need for such an instrument, a "Ho...
The main goal of this paper is to study statistical indices and evaluate AGC indices in power system which has large penetration of the WTGs. Increasing penetration of wind turbine generations, needs to study more about impacts of it on power system frequency control. Frequency control is changed with unbalancing real-time system generation and load . Also wind turbine generations have more flu...
Radioactive microspheres could offer several advantages over gases in the investigation of pulmonary ventilation. Monodisperse microspheres of human serum albumin have been produced using a spinning-disc generator, and kits were prepared for subsequent labelling with technetium-99m. The average labeling efficiency was 88% and unlabeled Tc-99m was removed before aerosol delivery. A simple system...
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