1 types of cerebral oximeter
Báo cáo hóa học: " Single-trial classification of motor imagery differing in task complexity: a functional near-infrared spectroscopy study" ppt
... measure of signal spread ○ Skewness: measure of the asymmetry of signal values around its mean relative to a normal distribution ○ Kurtosis: measure of the degree of peakedness of a distribution of ... accuracy of 80% 1.2 Motor imagery as mental task In this study we aimed to focus on the offline classification of single trials derived from kinaesthetic MI MI is described as the mental rehearsal of ... ethics committee of the Canton of Zurich and was in accordance with the latest version of the Helsinki declaration All subjects were right-handed (mean Laterality Quotient (LQ) of 83, range 72...
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báo cáo hóa học: " Relationship between oxygen supply and cerebral blood flow assessed by transcranial Doppler and near – infrared spectroscopy in healthy subjects during breath – holding" doc
... mean CBFVs Envelope of two waves of CBFV derived by a TCD scan of the left MCA of a healthy subject The figure reports the indications of the peak systolic velocity value (PV), of the end diastolic ... Evaluation of the slope of the chromophore concentration Evaluation of the slope of the chromophore concentration changes Sketch of the slope computation for the O2Hb concentration signal of a healthy ... regional cerebral blood flow constitutes the basis of the so called BOLD effect (Blood Oxygenation Level Dependent) and, hence, of the functional magnetic resonance [1] Thus, the assessment of cerebral...
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Báo cáo y học: " Near-infrared spectroscopy during stagnant ischemia estimates central venous oxygen saturation and mixed venous oxygen saturation discrepancy in patients with severe left heart failure and additional sepsis/septic shock" potx
... sample size of 41 patients was estimated for a correlation coefficient of 0.6 with a desired power o f0.95 and Page of 10 alpha of 0.01 (SigmaPlot 2004 for Windows, version 9.01 SyStat Software, ... the balloon A standard volume of mL of blood was obtained from each side after withdrawal of dead-space blood and flushing fluid All measurements were made using a cooximeter (RapidLab 1265, Bayer ... placed above the elbow Severity of disease Sepsis-related Organ Failure Assessment (SOFA) score was calculated at the time of each measurement to assess the level of organ dysfunction [16] Dobutamine...
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Perioperative Considerations in Cardiac Surgery Edited by Cuneyt Narin docx
... Adequate hydration is often recommended to offset this effect of propofol Unlike the effect of thiopental on blood pressure compansated by the increase in heart rate, propofol does not change ... desirable, because of the complete awareness after propofol without any residual CNS effects (Peck,2006;Stoelting&Hillier,2006) The major advantage of using propofol as a part of the anesthetic ... al,1996) Any potential benefit for cerebral protection of hypothermia can be offset by inappropriate rewarming More important than the use of hypothermia is avoidance of hyperthermia (Grigore et al,2009)...
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Special Topics in Cardiac Surgery Edited by Cuneyt Narin potx
... The PaO2 is the rate of oxygenation of the blood an indicator of the intensity of the presence of molecular oxygen dissolved in plasma, is the expression of the efficiency of alveolar ventilation-perfusion ... of hospitable mortality in patients submissive cardiac intervention, starting off of 18 variables of risk and with a coefficient beta associated to each of them, it provides the probability of ... symptoms of the organism recover of the effects of: anesthesia, cardiopulmonary derivation (CEC) and surgical stress Nevertheless some patients who present combinations of indicators of preoperative...
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Báo cáo y học: "Treatment of gram-positive deep sternal wound infections in cardiac surgery -experiences with" ppt
... important [7] Appropriate medical treatment of Staphylococcus aureus induced of DSWI very often involves the systemic administration of vancomycin However, the use of this agent has been associated with ... class of angina, presence of endocarditis, presence of atrial fibrillation, hypertension, peripheral vascular disease, history of cerebrovascular accident, hypercholesterolemia, history of diabetes, ... number of DSWI were 23 out of 1574 median sternotomies, for the interval from February 2009 up until September 2010 The incidence of sternal infections of 1.46% is at the lower range of reported...
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Báo cáo y học: "A comparative study of four intensive care outcome prediction models in cardiac surgery patients" pdf
... classification (OCC) (the ratio of number of correctly predicted survivors and non-survivors to the total number of patients) values of the scores were calculated The risk of mortality is given as odds ... distribution of the continuous data A p value of < 0.05 was considered as significant Calibration was performed using the Hosmer-Lemeshow (HL) test (goodness -of- fit-test) to insure the absence of a significant ... SAPS II SOFA Cardiovascular system Statistical analyses Statistical analyses were performed with SPSS software version 18 (SPSS Inc, Chicago, IL) Graphics were drawn using Microsoft Excel software...
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Báo cáo khoa học: "Pulse contour analysis after normothermic cardiopulmonary bypass in cardiac surgery patients" pdf
... of the hemodynamic situation, such as after cardiopulmonary bypass (CPB) [4,13] The aim of this study was therefore to compare the bias and the limits of agreement (two standard deviations) of ... coefficient of 0.82 (P < 0.001) The Bland–Altman analysis after CPB showed a mean bias and a precision of 0.3 l/minute and -1.9 to +2.5 l/minute Comparison of COPiCCOpulse versus COPiCCOtherm and of COPCOPACtherm ... limitation is that the design of our study does not allow for an ultimate demonstration of a causal relationship between CPB and lack of agreement However, a number of studies show that pulse contour...
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Báo cáo khoa học: "A comparison of transcranial Doppler with near infrared spectroscopy and indocyanine green during hemorrhagic shock: a prospective experimental study" ppsx
... intestine of the pig Clin Physiol 1985, 5:293-299 Pennings F, Bouma GJ, Ince C: The assessment of determinants of cerebral oxygenation and microcirculation In Cerebral Blood Flow Mechanisms of Ischemia, ... determination of cerebral hemodynamics over a wide range of flow conditions BFI may be advantageous in patients where an ultrasound signal of sufficient quality is difficult to obtain The definition of ... been suggested that the use of ICG may overcome the limitation of extracerebral signal contamination, since the first part of the dilution curve used for determination of ICG kinetics represents...
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Báo cáo khoa học: "A disheartening story: Aprotinin in cardiac surgery" pps
... report details of the surgery itself, such as whether the surgery was on vs off-pump, time on pump, and number of vessels bypassed These variables are likely to influence not only choice of antifibrinolytic ... demonstrated, strengthening the inference of causality loss is essential to medical management of the patient and outweighs the potential risks Recommendation The weight of evidence suggests that aprotinin ... to collect a wealth of clinical information, including approximately 7500 data fields per patient This permitted consideration of variables that might influence both choice of antifibrinolytic...
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Báo cáo khoa học: "Comparison of uncalibrated arterial waveform analysis in cardiac surgery patients with thermodilution cardiac output measurements" doc
... however, the validity of the CO measurements obtained is utterly unclear The software of this device calculates CO every 20 seconds on the basis of the last 20-second interval of arterial waveform ... use of the PAC with fast determination of the CO by thermodilution and high precision within one set of measurement was the best alternative of CO determination The main practical advantage of ... of anaesthesia, surgery, and aortic occlusion and number of CABGs were recorded Determination of CO CO was determined at four time points The first measurement was performed after induction of...
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Báo cáo y học: "An anti-inflammatory role for tranexamic acid in cardiac surgery" docx
... activation of complement, cytokine production, coagulation/fibrinolysis, endothelium, and the cellular immune system All of these processes, if unchecked, may lead to the development of SIRS and ... involved in this attenuation of the inflammatory response Their study also, perhaps more importantly, yields a practical, clinically applicable method of influencing these often catastrophic cascades ... and morbidity in subgroups of patients following cardiac surgery In the last two decades, much scientific effort has led us closer to a definition of the molecular basis of the immunological response...
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Báo cáo y học: " influence of early antioxidant supplements on clinical evolution and organ function in critically ill cardiac surgery, major trauma, and subarachnoid hemorrhage patients" potx
... about 35% of critically ill patients [27] and remains a major determinant of length of hospital stay [28] Three levels of severity were considered: (a) AKI based on acute alterations of urine ... associated initial number of organ failures was also similar (median 3, range to 6), as was the number of severe organ failures (median two organs with a SOFA score of or 4) The SOFA score decreased ... plasma creatinine increase of (b) 50 or (c) 90 μmol/L [30] The SOFA score was further used to test global organ dysfunction: this score ascribes a value of severity of organ failure from to for...
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Báo cáo y học: "Clinical review: Practical recommendations on the management of perioperative heart failure in cardiac surgery" pdf
... summary of the guidelines on the diagnosis and treatment of acute heart failure: the Task Force on Acute Heart Failure of the European Society of Cardiology Eur Heart J 2005, Page 12 of 14 10 ... Rodrigus IE, Van der Linden PJ: Effects of propofol, desflurane, and Page 13 of 14 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 sevoflurane on recovery of myocardial function after coronary ... the treatment of acute HF [8] and was recently used for the successful treatment of low CO after cardiac surgery [69-71] The effects of levosimendan have been compared to those of dobutamine [72,73]...
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Báo cáo y học: "Tranexamic acid in cardiac surgery: is there a cause for concern" pps
... infusion of aminocaproic acid JAMA 1978, 240:2468 11 Martin K, Wiesner G, Breuer T, Lange R, Tassani P: The risks of aprotinin and tranexamic acid in cardiac surgery: a one-year follow-up of 1188 ... under development Page of Published: September 2010 References Sander M, Spies CD, Martiny V, Rosenthal C, Wernecke KD, von Heymann C: Mortality associated with administration of high-dose tranexamic ... 180:183-193 Karkouti K, Wijeysundera DN, Yau TM, McCluskey SA, Tait G, Beattie WS: The risk-benefit profile of aprotinin versus tranexamic acid in cardiac surgery Anesth Analg 2009, 110:21-29 Fodstad H,...
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READINGS IN ADVANCED PHARMACOKINETICS – THEORY, METHODS AND APPLICATIONS doc
... time courses of the changes in the residual ratios of flurbiprofen and ketoprofen after topical application of FP-T and KP-T No significant differences between flurbiprofen and ketoprofen were observed ... at a ratio of 60:40, delivered at a flow rate of 0.2 mL/min The accuracy values of blank skin samples with added flurbiprofen and ketoprofen (2.5, 10 and 80 ng/mL) were in the ranges of 102.7–111.5% ... ketoprofen concentrations in the skin layers from to 500 μm reached their peaks after h of tape application (Fig 3B and D) Fig Time-course profiles of the skin tissue concentrations of flurbiprofen...
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Stock valuation in Vietnam theory, practice and recommendation the case SACOM
... price of a market-based security is stated as a percentage of face value 1.2.4 Time value of money The time value of money or the present discounted value is one of the basic concepts of finance ... on average account book of 03 consecutive years x Super threshold of profit rate x 30% Super threshold profit rate (SPR) is the difference between the average profit rate of the enterprise in three ... time Of which: Average of years after-tax Profit rate with state capital basing on account book average of consecutive years after-tax profit = x 100% average of consecutive...
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Tài liệu Family Health Care Nursing Theory, Practice, and Research doc
... International Inventory of Marriage and Family Literature Journal of Adolescent Research Journal of Child and Family Nursing Journal of Comparative Family Studies Journal of Divorce Journal of Family History ... Family History Journal of Family Issues Journal of Family Nursing Journal of Family Practice Journal of Family Psychology Journal of Marital and Family Therapy Journal of Marriage and the Family ... University School of Nursing Portland, Oregon Sharon A Denham, DSN, RN Professor xvi Ohio University School of Nursing Athens, Ohio Susan E Elliot, PhD, RN, FNP, WHNP Assistant Professor of Nursing...
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