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Results 201 - 250 of 1528
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Adhikari Srikar S Department of Emergency Medicine, University of Arizona Medical Center, Tucson, AZ. Electronic address: - - 2014
To determine the prevalence and demographics of elevated blood pressure (BP) in emergency department (ED) patients. Retrospective study at an academic ED. ED patients with any systolic blood pressure (SBP) ≥140mm Hg or diastolic blood pressure (DBP) ≥90mm Hg over a 1-year period were included. Data pertaining to frequency of ...
Joly Nikola N Département d'anesthésiologie, Centre Hospitalier de l'Université de Montréal (CHUM), Université de Montréal, Pavillon Hôpital Saint-Luc, Montréal, QC, - - 2014
Many features can influence the choice of a supraglottic airway device (SAD), including ease of insertion, adequate ventilation pressures and lack of adverse effects. The goal of this randomized prospective trial was to compare the performance of the i-gel™ with that of the LMA-Supreme™. One hundred adult patients (American Society ...
Lacombe Matthieu M Réanimation Médicale, Physiologie - Explorations Fonctionnelles, Centre d'Innovations Technologiques UMR 805, Hôpital Raymond Poincaré, AP-HP, Garches, and EA 4497, Université de Versailles Saint-Quentin-en-Yvelines, Versailles, - - 2014
Background: Mechanical insufflation-exsufflation (MI-E), more commonly known as 'cough assist therapy', is a method which produces inspiratory and expiratory assistance to improve cough performances. However, other alternatives or combinations are possible. Objective: The objective was to compare the effects of mechanical insufflation combined with manually assisted coughing (MAC), insufflation-exsufflation alone ...
Runck Hanna H Department of Anesthesiology and Intensive Care Medicine, Division for Experimental Anesthesiology, University Medical Center Freiburg, Germany. Electronic address: - - 2014
We investigated the effects of recruitment manoeuvres on subpleural alveolar area in healthy rats. 36 mechanically ventilated rats were allocated to either ZEEP-group or PEEP- 5 cmH2O -group. The subpleural alveoli were observed using a transthoracal endoscopic imaging technique. Two consecutive low-flow manoeuvres up to 30 cmH2O peak pressure each ...
Celli P P Dipartimento di Anestesia e Rianimazione, UOD Anestesia e Terapia Intensiva Trapianti d'Organo, Policlinico Umberto I, "Sapienza," Rome, Italy. Electronic address: - - 2014
The extubation phase is an extremely critical moment in patients who have undergone orthotopic liver transplantation, who do not always have the advantage of long-lasting positive-pressure ventilation and positive expiratory end pressure; these factors can lead to splanchnic venous congestion, and this is why a rapid extubation can represent a ...
Clarkson Douglas McG DM Department Clinical Physics and Bioengineering, FM Building, University Hospital, Coventry CV2 2DX, United Kingdom. Electronic address: - - 2014
The value of compliance of disposable elements such as infusion lines and syringes can significantly affect the performance characteristics of infusion devices. In a technique used to determine the compliance of infusion lines, the item under test is placed in a semi sealed water filled enclosure and the volume of ...
Dobrowolski Piotr P Department of Congenital Heart Diseases, Institute of Cardiology, Warsaw, Poland. Electronic address: - - 2014
We investigated the impact of obstructive sleep apnea (OSA) and night blood pressure (BP) on left ventricular geometry and systolic function in patients with resistant hypertension (RHTN). Data from 155 patients with RHTN were analyzed. All patients underwent biochemical evaluations, ambulatory blood pressure monitoring (ABPM), and polysomnography. Left ventricular mass ...
Corino Valentina D A VD Dipartimento di Elettronica, Informatica e Bioingegneria, Politecnico di Milano, via Golgi 32, 20133 Milan, Italy. Electronic address: - - 2014
The highly irregular ventricular rate during atrial fibrillation (AF) represents a unique and physiological experimental model to eliminate the influence of rhythmical components of RR variability on arterial pressure variability for investigating the origin of low frequency (LF) component in arterial pressure. Surface ECG, blood pressure and respiratory signals were ...
Erfurt L L Department of Psychology, Ludwig-Maximilians-University Munich, Leopoldstr. 13, D-80802 Munich, - - 2014
The present study investigated the effects of repeated administration of Korodin(®), a combination of camphor and crataegus berry extract, on blood pressure and attentional functioning. This study was conducted based on a randomized, placebo-controlled, double-blind design. 54 persons participated (33 female, 21 male) with a mean age of 24.3 years. ...
Kang Woon-Seok WS Department of Anesthesiology and Pain Medicine, Konkuk University Medical Center, Konkuk University School of Medicine, Seoul, Korea; Institute of Biomedical Science and Technology, Konkuk University School of Medicine, Seoul, - - 2014
Measurements of stroke volume variation for volume management in mechanically ventilated patients are influenced by various factors, such as tidal volume, respiratory rate, and chest/lung compliance. However, research regarding the effect of positive end-expiratory pressure on stroke volume variation is limited. Patients were divided into responder and nonresponder groups according ...
Lin Qing-Shan QS Institute of Vascular Medicine, The Chinese University of Hong Kong, Hong - - 2014
In functional mitral regurgitation (FMR), effective regurgitant orifice area (EROA) displays a dynamic pattern. The impact of dynamic changes of annulus dysfunction and leaflets tenting on phasic EROA was explored with real-time three-dimensional transesophageal echocardiography (RT3D-TEE). RT3D-TEE was performed in 52 FMR patients and 30 controls. Mitral annulus dimensions and ...
Suzuki Satoshi S Department of Intensive Care, Austin Hospital, Heidelberg, Victoria, - - 2014
The aim of this study is to study the feasibility, safety, and physiological effects of pulse pressure variation (PPV)-guided fluid therapy in patients after cardiac surgery. We conducted a pilot prospective before-and-after study during mandatory ventilation after cardiac surgery in a tertiary intensive care unit. We introduced a protocol to ...
Chen Guo G Department of Anesthesiology and Translational Neuroscience Center, West China Hospital, Sichuan University, Chengdu, China. ; Department of Anesthesiology and Perioperative Care, University of California, Irvine, - - 2014
Hemodynamic monitoring and optimization improve postoperative outcome during high-risk surgery. However, hemodynamic management practices among Chinese anesthesiologists are largely unknown. This study sought to evaluate the current intraoperative hemodynamic management practices for high-risk surgery patients in China. From September 2010 to November 2011, we surveyed anesthesiologists working in the operating ...
De Pauw Ruben R Vrije Universiteit Brussel, Department of Chemical Engineering (CHIS-IR), Pleinlaan 2, 1050 Brussels, - - 2014
Having similar densities as liquids but with viscosities up to 20 times lower (higher diffusion coefficients), supercritical CO2 is the ideal (co-)solvent for fast and/or highly efficient separations without mass-transfer limitations or excessive column pressure drops. Whereas in liquid chromatography the flow remains laminar in both the packed bed and ...
Morishima T T Institute of Health and Biomedical Innovation, Queensland University of Technology, Brisbane, - - 2014
PURPOSE. To compare pressures generated by 2 different cement pressurisers at various locations in the proximal femur. METHODS. Two groups of 5 synthetic femurs were used, and 6 pressure sensors were placed in the femur at 20-mm intervals proximally to distally. Cement was filled into the femoral canal retrogradely using ...
Jiang Xian X Department of Physiology and Pathophysiology, Yanbian University College of Medicine, Yanji 133002, - - 2014
Control of blood pressure is maintained by the interaction between the arterial baroreflex and vestibulosympathetic reflex during postural changes. In this study, the contributions of vestibular receptors and baroreceptors to the maintenance of blood pressure following acute hypotension were compared in terms of phosphorylated extracellular regulated protein kinase (pERK) expression ...
Tomimura Suely S Programa de Pós-Graduação em Biofotônica em Ciências da Saúde, Universidade Nove de - - 2014
Systemic arterial hypertension (SAH) is considered to be the greatest risk factor for the development of neuro-cardiovascular pathologies, thus constituting a severe Public Health issue in the world. The Low-Level Laser Therapy (LLLT), or laser therapy, activates components of the cellular structure, therefore converting luminous energy into photochemical energy and ...
Komasawa Nobuyasu N Department of Anesthesiology, Osaka Medical College, Osaka, - - 2014
This study used an airway model to compare the ability of a pediatric endotracheal tube with a taper-shaped cuff to prevent microaspiration relative to endotracheal tubes with conventional cuffs. Four different types of 5.0-mm inner diameter cuffed pediatric endotracheal tubes (taper-shaped cuff [Taper], high-volume low-pressure [Hi-Lo], middle-volume low-pressure [Intermediate], and ...
Jung Jong Dal JD Department of Anesthesiology and Pain Medicine, Chosun University School of Medicine, Gwangju, Korea. ; Department of Anesthesiology and Pain Medicine, Chosun University Hospital, Gwangju, - - 2014
Hypoxemia during one-lung ventilation (OLV) remains a major concern. The present study compared the effect of alveolar recruitment strategy (ARS) on arterial oxygenation during OLV at varying tidal volumes (Vt) with or without positive end-expiratory pressure (PEEP). In total, 120 patients undergoing wedge resection by video assisted thoracostomy were randomized ...
Amiri Fereshteh F Pain Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran ; Department of Anesthesiology, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, - - 2014
Response to the surgical stress is an involuntary response to metabolic, autonomic as well as hormonal changes that leads to heart rate and blood pressure fluctuations. This study aimed to investigate the effect of general versus spinal anesthesia on blood sugar level and hemodynamic changes in patients undergoing curettage surgery. ...
Jafari Fatemeh F Shahrekord University of Medical Sciences, Shahrekord, - - 2014
Nutrition is a key factor in the treatment of patients with chronic kidney disease because kidney burden decrease causes uremic reduction and its side effects. The aim of this research is to examine the effect of diet education on blood pressure changes and interdialytic weight in Hemodialysis patients admitted to ...
Badiee Zohreh Z Department of Pediatrics, School of Medicine, and Child Growth and Development Research Center, Isfahan University of Medical Sciences, Isfahan, - - 2014
The aim of this study was to assess the success rate of nasal intermittent positive pressure ventilation (NIPPV) for treatment of continuous positive airway pressure (CPAP) failure and prevention of conventional ventilation (CV) in preterm neonates. Since November 2012 to April 2013, a total number of 55 consecutive newborns with ...
Shim Jae-Kwang JK Department of Anesthesiology and Pain Medicine, Yonsei University Health System, Seoul, 120-752, South Korea; Anesthesia and Pain Research Institute, Yonsei University Health System, Seoul, 120-752, South - - 2014
The purpose of this study was to test the hypothesis that the predictive ability of pulse pressure variation (PPV) for fluid responsiveness would be altered in patients with elevated left ventricular (LV) filling pressure. According to the preoperative echocardiographic assessment of the ratio of early transmitral flow velocity to early ...
Mori Hirohito H Department of Gastroenterology and Neurology, Kagawa University, 1750-1 Ikenobe, Miki, Kita, Kagawa, 761-0793, Japan, - - 2014
Tumor size determination is subject to the measurement method used by endoscopists and is especially dependent on the air quantity. As the intraluminal pressure must be measured objectively to obtain an accurate tumor size measurement, insufflation can affect the results. Thus, we examined the utility of a micro-electro-mechanical-system (MEMS) pressure ...
de Aragão Fábio Farias FF Sociedade Brasileira de Anestesiologia, Brazil; Universidade Federal do Maranhão (UFMA), São Luís, MA, Brazil. Electronic address: - - 2014
Maternal hypotension is a common complication after spinal anesthesia for cesarean section, with deleterious effects on the fetus and mother. Among the strategies aimed at minimizing the effects of hypotension, vasopressor administration is the most efficient. The aim of this study was to compare the efficacy of phenylephrine, metaraminol, and ...
McAnulty Lisa S LS Dept. of Nutrition and Health Care Management, Boone, NC, 28608. Electronic address: - - 2014
Evidence suggests that berries contain bioactive compounds, which reduce certain cancers and hypertension. Our hypothesis was that daily blueberry (BB) consumption would increase natural killer (NK) cells and plasma redox capacity and reduce blood pressure, augmentation index (AIx), central pulse wave velocity, and aortic systolic pressures (ASPs). Twenty-five men and ...
Almarakbi Waleed A WA Department of Anesthesia and Critical Care, King Abdulaziz University, Jeddah, Kingdom of Saudi Arabia ; Department of Anesthesiology, Ain Shams University, Cairo, - - 2014
The main function of an endotracheal tube (ETT) cuff is to prevent aspiration. High cuff pressure is usually associated with postoperative complications. We tried to compare cuff inflation guided by pressure volume loop closure (PV-L) with those by just to seal technique (JS) and assess the postoperative incidence of sore ...
Mishra Manjaree M Departments of - - 2014
Laparoscopic surgery offers the advantages of minimally invasive surgery; however, pneumoperitoneum and the patient's position induce pathophysiological changes that may complicate anesthetic management. We studied the effect of clonidine and nitroglycerin on heart rate and blood pressure, if any, in association with these drugs or the procedure, as well as ...
Mesbah Kiaee Mehrdad M Department of Anesthesiology and Pain Medicine, Iran University of Medical Sciences, Tehran, - - 2014
There have been many concerns about alteration in hemodynamic parameters within and shortly after endotracheal intubation (ETI) in patients scheduled for elective coronary artery bypass grafting (CABG). We compared the attenuation effect of magnesium sulfate and lidocaine on hemodynamic responses after ETI, in patients undergoing CABG. In this randomized controlled ...
Wu Shih-Ying - - 2014
Focused ultrasound (FUS) has been shown promise in treating the brain locally and noninvasively. Transcranial passive cavitation detection (PCD) provides methodology for monitoring the treatment in real time, but the skull effects remain a major challenge for its translation to the clinic. In this study, we investigated the sensitivity, reliability, ...
Machado Adriane M AM Department of Food Engineering, Center of Agricultural Sciences, Federal University of Espirito Santo (DEA-CCA-UFES), Alegre, ES, - - 2015
Flaxseed is a promising alternative to reduce the risk of diseases associated with body weight excess because it is rich in a-linolenic acid, lignans, and dietary fiber. Flaxseed (Linum usitatissimum) can be found in brown and golden varieties; however, questions have arisen as to whether the variety may influence the ...
de Franciscis Stefano S Interuniversity Center of Phlebolymphology (CIFL). International Research and Educational Program in Clinical and Experimental Biotechnology. Headquarters: University Magna Graecia of Catanzaro, Viale Europa, 88100, Catanzaro, Italy; Department of Medical and Surgical Sciences, University of Catanzaro, - - 2014
Carotid Body Tumors (CBTs) are Paragangliomas (PGLs) located in the head and neck region which usually do not cause overt neuroendocrine symptoms and hypertension. Matrix Metalloproteinases (MMPs) have shown a strong correlation between CBTs and their clinical behavior. Aim of this study is to analyze the relationship between changes in ...
Rhee Minsoung M Sandia National Laboratories , Livermore, California 94550, - - 2014
We present a droplet-based microfluidic system for performing bioassays requiring controlled analyte encapsulation by employing highly flexible on-demand droplet generation. On-demand droplet generation and encapsulation are achieved pneumatically using a microdispensing pump connected to a constant pressure source. The system generates single droplets to the collection route only when the ...
Meier Thomas T Faculty of Physics and Earth Sciences, University of Leipzig, Linnéstrasse 5, 04103 Leipzig, - - 2014
A new design of a non-magnetic high-pressure anvil cell for nuclear magnetic resonance (NMR) experiments at Giga-Pascal pressures is presented, which uses a micro-coil inside the pressurized region for high-sensitivity NMR. The comparably small cell has a length of 22 mm and a diameter of 18 mm, so it can ...
Cheshmedzhiev Mihail V - - 2014
To assess infrainguinal arterial reconstructions by intraoperative flowmetry under the distal anastomosis using a fast Fourier transformation; calculate and compare the amplitude ratios of peripheral arterial blood pressure and volume flow before and after drug-induced vasodilation of occluded bypass grafts and bypass grafts that have been patent at least for ...
Chakrabarty S S Hairline International Hair Clinic, Bengaluru, Karnataka, - - 2014
Although evidences for association of androgenetic alopecia (AGA) with metabolic syndrome (MetS) are accruing, inconclusiveness with respect to the gender specificity and differential association of MetS with increasing severity of AGA continues to persist. Furthermore, data specific to Indian settings are relatively sparse. The present study aimed at assessing the ...
De Nunzio A M - - 2014
Weight bearing on the paretic lower extremity and transfer of weight from one lower extremity to the other are important goals of stroke rehabilitation. Improvements in these limb loading and weight transfer abilities have been shown to relate to improved performance of many functional activities. Unfortunately, valid and practical clinical ...
Feng Yejun Y The Advanced Photon Source, Argonne National Laboratory, Argonne, Illinois 60439, - - 2014
We present the design of an efficient bellows-controlled diamond anvil cell that is optimized for use inside the bores of high-field superconducting magnets in helium-3 cryostats, dilution refrigerators, and commercial physical property measurement systems. Design of this non-magnetic pressure cell focuses on in situ pressure tuning and measurement by means ...
Wu J J JJ 1] Beijing National Laboratory for Condensed Matter Physics and Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China [2] Department of Geological Sciences, Jackson School of Geosciences, The University of Texas at Austin, TX 78712, - - 2014
One of key issues in studying iron based superconductors is to understand how the magnetic phase of the parent compounds evolves. Here we report the systematic investigation of paramagnetic to antiferromagnetic and tetragonal to orthorhombic structural transitions of "122" SrFe2As2 parent compound using combined high resolution synchrotron Mössbauer spectroscopy and ...
Zyła Gaweł G Department of Physics, Rzeszów 35-905, Poland. - - 2014
The paper presents results of rheological experiments on viscosity under anisotropic pressure and in electric field of diethylene glycol-based MgAl2O4 nanofluids. Nanofluids have been prepared in a two-step method. The dynamic viscosity of nanofluids with various mass concentrations of nanoparticles was measured in the range of shear rates from 10 ...
Govindan Rathinaswamy Bhavanandhan RB Division of Fetal and Transitional Medicine, Children's National Medical Center , Washington, DC , - - 2014
We extended our recent modification of the power spectral estimation approach to quantify spectral coherence. We tested both the standard and the modified approaches on simulated data, which showed that the modified approach was highly specific and sensitive to the coupling introduced in the simulation while the standard approach lacked ...
Petrie Ryan J RJ Laboratory of Cell and Developmental Biology, National Institute of Dental and Craniofacial Research, National Institutes of Health, Bethesda, - - 2014
A method to directly measure the intracellular pressure of adherent, migrating cells is described in this unit. This approach is based on the servo-null method where a microelectrode is introduced into the cell to directly measure the physical pressure of the cytoplasm. We also describe the initial calibration of the ...
Feng Yejun Y 1] The Advanced Photon Source, Argonne National Laboratory, Argonne, Illinois 60439, USA [2] The James Franck Institute and Department of Physics, University of Chicago, Chicago, Illinois 60637, - - 2014
Pressure can transform a transparent material into an opaque one, quench the moments in a magnet and force solids to flow like liquids. At 15 GPa, the pressure found 500 km below the earth's surface, the semiconductors silicon and germanium superconduct. Yet, at this same pressure, we show here that the magnetism ...
Zhao Yin-Ying YY School of Ophthalmology and Optometry, Wenzhou Medical University, Wenzhou 325027, Zhejiang Province, China ; Affiliated Eye Hospital, Wenzhou Medical University, Wenzhou 325027, Zhejiang Province, - - 2014
To investigate the effects of transient high perfusion pressure on the retinal vessel diameter and retinal ganglion cells. The animals were divided into four groups according to different infusion pressure and infusion time (60 mm Hg-3min, 60 mm Hg-5min, 100 mm Hg-3min, 100 mm Hg-5min). Each group consisted of six ...
Meng You-Fan YF Department of Anesthesiology, Second Affiliated Hospital of Harbin Medical University, Harbin, China - - 2014
Background The aim of this study was to evaluate the effects of topical ropivacaine anesthesia on hemodynamic responses during intubation and extubation of hypertensive patients. Material and Methods One hundred fifty patients with hypertension ASA II-III were scheduled for noncardiac operations. Patients were divided into 3 groups: a control group ...
Peng Xiaoli X 1] Department of Epidemiology and Health Statistics, Institute of Public Health, Chengdu Medical College, Chengdu 610083, Sichuan, China [2] Research Center for Nutrition and Food Safety, Institute of Military Preventive Medicine, Third Military Medical University, Chongqing Key Laboratory of Nutrition and Food Safety, Chongqing Medical Nutrition Research Center, Chongqing 400038, China - - 2014
The studies investigating the effects of green tea on blood pressure (BP) have generated inconsistent results. The aim of this study is to quantitatively evaluate the effects of green tea on BP control. PubMed, Embase, and the Cochrane Library (updated to March 2014) were searched for randomized controlled trials evaluating ...
Joyeux-Faure Marie M University Grenoble Alpes, HP2, Inserm U1042, Grenoble, France ; CHU de Grenoble, Laboratoire EFCR, Clinique Universitaire de Physiologie, Grenoble, - - 2014
Rationale. Accumulated evidence implicates sympathetic activation as inducing oxidative stress and systemic inflammation, which in turn lead to hypertension, endothelial dysfunction, and atherosclerosis in obstructive sleep apnea (OSA). Statins through their pleiotropic properties may modify inflammation, lipid profile, and cardiovascular outcomes in OSA. Methods. This multicenter, randomized, double-blind study compared ...
Gebremedhn Endale G EG Department of Anesthesia, School of Medicine, Gondar College of Medicine and Health Sciences, University of Gondar, Gonder, - - 2014
Rapid sequence induction and intubation (RSII) is a medical procedure involving a prompt induction of general anesthesia by using cricoid pressure that prevents regurgitation of gastric contents. The factors affecting RSII are prophylaxis for aspiration, preoxygenation, drug and equipment preparation for RSII, ventilation after induction till intubation and patient condition. ...
Viqueira Villarejo María M Deustotech Life Department, University of Deusto, Bilbao 48007, - - 2014
This paper describes a study dealing with a technological solution to measure gait quality in people suffering from multiple sclerosis (MS) by selecting objective parameters that focus on their step. Android mobile technology, online services and four wireless pressure sensors are used in concert for this purpose. The objective of ...
Argyri Anthoula A AA Hellenic Agricultural Organization-DEMETER, Institute of Technology of Agricultural Products, Sof. Venizelou 1, Lycovrissi, 14123 Athens, - - 2014
Green fermented olives cv. Halkidiki were subjected to different treatments of high hydrostatic pressure (HHP) processing (400, 450, and 500 MPa for 15 or 30 min). Total viable counts, lactic acid bacteria and yeasts/moulds, and the physicochemical characteristics of the product (pH, colour, and firmness) were monitored right after the treatment and ...
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