نتایج جستجو برای: pes membranes
تعداد نتایج: 97505 فیلتر نتایج به سال:
Abstract The current investigation was aimed toward standardization of learning environment perceptions survey (PES-HS). Method: Four-hundred students (204 female and 196 male) were selected through multi-stage stratified sampling method. Students completed the Farsi version of PES-HS. The exploratory factor analysis and confirmatory factor analysis and internal consistency were used to compu...
Phthalate esters (PEs) are plasticizers used in many plastic products, food packaging materials, and medical bags. The widespread use of PEs has led to ubiquitous environmental contamination and human-exposure. Several epidemiological studies have indicated that exposure to PEs, especially during the prenatal period, induces adverse effects, including developmental and behavioral abnormalities,...
PURPOSE The primary purpose of this study was to assess the relationship between pharyngoesophageal segment (PES) configuration and narrow-band spectrogram of tracheoesophageal voices. METHODS This study included 30 total laryngectomees tracheoesophageal speakers. Patients were assessed by videofluoroscopy (VF), during deglutition and voicing, and the vowel /a/ was recorded for spectrographic...
?2 microglobulin (?2m) fibril has been recognized as the major factor of dialysis-related amyloidosis. elevated serum levels are thought to be the basis for tissue deposition. in order to evaluate the effect of cellulosis membrane (fb 110) and treatment duration on s?2m levels, we determined serum levels in 23 hemodialyzed patients with end-stage renal failure. s?2m levels were markedly elevate...
OBJECTIVES Pseudoexfoliation syndrome (PES) is a common age-related fibrillopathy related to accumulation of pseudoexfoliation material (PEM) in certain places in the body, especially blood vessels. Erectile dysfunction (ED) is another condition related to vascular pathology and in this study it is aimed to identify the relationship between ED and PES. MATERIALS AND METHODS Data of 92 patient...
Orthotics are frequently prescribed for the conservative treatment of musculoskeletal disorders of the foot and ankle such as pes cavus or pes planus. Pes cavus is defined as having a high arch whereas pes planus is defined as having a low arch in the foot. The normal population is considered to have an arch in between pes cavus and pes planus. Orthotics are thought to alter the motion of the b...
Loose nanofiltration (LNF) membranes can be used to treat textile wastewater if the meet stringent criteria on permeability, selectivity, and structural stability. In this work, a novel LNF membrane was developed by interfacial polymerization (IP) process between 1,3,5-tris(4-aminophenyl) benzene (TAPB) trimesoyl chloride (TMC). The structure of TAPB, which is symmetric non-planar triamine mono...
The aim of the present study was to evaluate diaphragmatic strength in patients with unilateral diaphragmatic paralysis and to determine whether patients with recent diaphragm paralysis develop lower inspiratory pressure than patients with longstanding diaphragmatic paralysis. Twenty patients (16 men and 4 women, 62+/-12 years) and six control subjects were included (4 men and 2 women, 53+/-15 ...
Approximately 20% of mechanically ventilated patients experience post-extubation stridor (PES) and reintubation, which subsequently may lead to an increased risk of morbidity and mortality. The risk of PES development is significantly higher in obese patients. Low air leakage between the endotracheal tube and the trachea, following cuff deflation, may indicate a higher risk for the development ...
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