near infrared spectroscopy monitoring in cardiac surgery theory practice and utility1

... fingers of a hand, = thumb, = index finger, = middle finger, = ring finger and = little finger For example, the sequence 2-2-5-3-4 indicated the following task: index finger twice, little finger ... Physics in Medicine and Biology 1988, 33:1433-42 34 Wray S, et al: Characterization of the near infrared absorption spectra of cytochrome aa3 and haemoglobin for the non-invasive monitoring of ... it, you won’t think it Scandinavian Journal of Medicine & Science in Sports 2010 42 Grosse-Wentrup M: Biased feedback in brain-computer interfaces Journal of NeuroEngineering and Rehabilitation...

Ngày tải lên: 19/06/2014, 08:20

... being included in this study, all the subjects underwent clinical examinations intended to exclude cerebral, cardiac, and circulatory diseases According to the rules of the local Hospital in ... improvement in motor control and reaching tasks, and increased his AAT (Aachener Aphasie Test) score from 52/60 to 56/60 Measurement protocol We applied TCD and NIRS during baseline conditions and during ... This index is expressed in %/s From the TCD data, we also calculated the Gosling's pulsatility index (PI) of the MCA in baseline conditions and in correspondence of the maximum CBFV increase during...

Ngày tải lên: 19/06/2014, 10:20

... drain into the inferior vena cava or coronary sinus will not be involved in this measurement Healthy resting individuals have a ScvO that is slightly lower than the SvO2 [3] In heart failure and ... distribution of cardiac output that occur in periods of hemodynamic instability In shock states, blood flow to the splanchnic and renal circulations falls, while flow to the heart and brain is maintained ... metabolism in patients with chronic heart failure were studied by magnetic resonance spectroscopy, which indicated that dobutamine has the ability to increase cardiac output and limb Možina and Podbregar...

Ngày tải lên: 13/08/2014, 20:21

... entry and printing Perioperative Considerations in Cardiac Surgery Fig Recording bolo/drip drug administrations and computing dosages and quantities Fig Printout of anesthesia record Data Integration ... protocols in cardiac surgery are investigated and analized in terms of their effect on postoperative mortality and incidence of myocardial infarction following cardiac surgery, postoperative cardiac ... The signalling throughout the cell during anesthetic preconditioning include protein kinase C (PKC), protein tirozin kinase (PTK), mitogenactivated protein kinases (MAPK), protein kinase-B, mitochodria...

Ngày tải lên: 17/03/2014, 02:20

... Topics in Cardiac Surgery Commonly used catecholamines such as dopamine, dobutamine, isoproterenol, epinephrine, norepinephrine and inotropic catecholamines not milrinone and levosimendan, being ... Morimatsu, et randomized 100 patients to post-operative heart to norepinephrine infusion in line and this study was carried out monitoring of renal function with infusion of norepinephrine in postsurgical ... activation of kinases and TNF The inflammatory response can be maintained by several factors including the production of cytokines such as TNF-alpha (α), interleukin (IL-1), IL-1 (beta), interleukin (IL-2),...

Ngày tải lên: 23/03/2014, 17:20

... antibiotic, daptomycin in the treatment of DSWI due to gram-positve organisms in cardiac surgery Our findings, suggest that treatment of daptomycinsusceptible DSWI with a daptomycin-containing antibiotic ... in three patients, type II in six, type IIIa in one, type IIIb in seven, in type IVa in two, and type V in the remaining four The patients underwent initial surgical revision, at which time a choice ... daptomycin Only a 50% success rate in patients with prosthetic joint infections was reported by Rao and Regalla [20] It must however be taking in account that in these studies the dose of daptomycin...

Ngày tải lên: 10/08/2014, 09:22

... 22.7 Combined CABG & valve surgery 381 13.6 Ascending aorta and aortic arch surgery 60 2.1 Combined ascending aorta & valve surgery 116 4.1 Combined ascending aorta & coronary surgery 0.2 Cardiac ... patients, enabling certain precautions to be put into place, such as daily monitoring of physiological dysfunction [27], and allowing prognoses and therapeutic choices, including withdrawal of ... of daily cardiac surgery score (CASUS) and its derivatives in cardiac surgery patients Thorac Cardiovasc Surg 2010, 58:1-6 14 Ceriani R, Mazzoni M, Bortone F, Gandini S, Solinas C, Susini G, Parodi...

Ngày tải lên: 10/08/2014, 09:23

... (P < 0.001) and 0.63 (P < 0.001), respectively Bland–Altman analysis showed a mean bias and LOA of -1.1 l/minute and -1.9 to +4.1 l/minute versus -1.4 l/minute and -4.8 to +2.0 l/minute, respectively ... 13:437-440 Jansen JR, Wesseling KH, Settels JJ, Schreuder JJ: Continuous cardiac output monitoring by pulse contour during cardiac surgery Eur Heart J 1990, 11 Suppl I:26-32 Wesseling KH, Jansen JR, Settels ... continuous pulse contour cardiac output cannot be recommended after weaning from CPB Competing interests The authors declare that they have no competing interests Authors' contributions MS and...

Ngày tải lên: 12/08/2014, 23:20

... velocity infrared spectroscopy Th + 10 min, after + 90 min, Blood(BFI) by near + 40 min,start therapy;atultrasound and bood minminutes of therapy) index (BFI) by near infrared spectroscopy at the ... Available online http://ccforum.com/content/10/1/R18 Figure Figure near infrared spectroscopy Correlation between cardiac output (CO) and blood flow index (BFI) by near infrared spectroscopy ... 0.0001 n = 76 measurements in 20 animals index by near infrared spectroscopy Correlation between cerebral perfusion pressure (CPP) and blood flow index by near infrared spectroscopy r = 0.66, p...

Ngày tải lên: 12/08/2014, 23:21

... comparison of aprotinin and tranexamic acid in high-transfusion-risk cardiac surgery Transfusion 2006, 46:327-338 Hughes S: Aprotinin safety again in spotlight as new study suggests increased cardiac events ... aprotinin can decrease blood loss in selected patients, data are lacking to show that administration of this agent actually improves survival Competing interests The authors declare no competing interests ... associated with aprotinin in cardiac surgery N Engl J Med 2006, 354:353-365 Cosgrove DM, III, Heric B, Lytle BW, Taylor PC, Novoa R, Golding LA, Stewart RW, McCarthy PM, Loop FD: Aprotinin therapy for...

Ngày tải lên: 13/08/2014, 03:20

... malfunction, and CO monitor malfunction In our intraoperative and early postoperative setting in patients undergoing cardiac surgery, we found the use of the PAC with fast determination of the ... bias and LOAs of -0.2 litres per minute and -2.2 to +2.6 litres per minute after cardiac surgery [6] Therefore, we suggest that CO determination with pulse contour analysis in a setting after cardiac ... of calibrated COTranspulm and COPAC measurements prior, during, and after CABG surgery The bias and LOAs of COWave need to be evaluated in different settings against standard methods of CO measurements...

Ngày tải lên: 13/08/2014, 03:20

... tranexamic acid in the study by Jimenez and colleagues [1] to attenuate inflammation reveals a glimpse of how the fibrinolytic and pro-inflammatory responses are interlinked The interplay of other ... once initiated, can lead to significant mortality and morbidity in subgroups of patients following cardiac surgery In the last two decades, much scientific effort has led us closer to a definition ... coagulation and fibrinolysis, has the potential to lead to more effective interventions for the clinician perioperatively and in the management of critically ill patients Competing interests The...

Ngày tải lên: 13/08/2014, 08:21

... determinations Plasma creatinine, C-reactive protein (CRP), glucose, albumin, leukocytes, and platelets were determined daily for clinical purposes, and aspartate amino transferase, alanine amino ... patients (30 and 36, or 29% and 37%, respectively, in AOX and placebo groups; P = 0.11); it was most frequent in the cardiac patients (P < 0.0001) and least frequent in SAH (2 in AOX and in placebo) ... of cardiac and trauma patients (8.6 mmol/L), and lowest in SAH (6.2 mmol/L) and decreasing significantly over time (P = 0.005), the decrease being similar in the AOX and placebo groups Insulin...

Ngày tải lên: 13/08/2014, 11:22

... resistance, and LV stroke work [57] Furthermore, when stoke volume was increased comparably, dobutamine increased heart rate more than epinephrine Epinephrine, dobutamine and dopamine all increase ... Precardiotomy deteriorating fast Deteriorating haemodynamic instability: increasing doses of intravenous inotropes and/ or IABP necessary to maintain SBP > 80mmHg and/ or CI >1.8 L/minute/m2 Progressive ... intravenous inotropes and/ or IABP are necessary to maintain SBP >80 mmHg and/ or CI >1.8 L/minute/m2 without clinical improvement Failure to wean from inotropes (decreasing inotropes results in...

Ngày tải lên: 13/08/2014, 19:20

... acid was administered [5] The current study adds to the data questioning if tranexamic acid administration has a place in higher risk cardiac surgery and especially in surgery where a cardiac chamber ... clinically as an increase in seizure activity [9,10] Second, several other groups have independently made the observation of increased seizure activity, mainly in patients having open cardiac chamber ... Competing interests In the past years DR has acted as a paid consultant to Bayer Schering, Cubist and Curacyte, the pharmaceutical companies who have the potential blood-sparing agents aprotinin...

Ngày tải lên: 13/08/2014, 21:21

... of increasing complexity starting with a model considering hepatic first pass effect under linear and non linear conditions, then, adding the intestinal metabolic step and finally considering ... and low intrinsic hepatic clearance (Clint,0H)  High and low inter-individual variability in intrinsic hepatic clearance (this point will be explained in detail in the model)  High and low Michaelis-Menten ... flow (ΦH), and the intrinsic clearance at concentration C(Clint, CH) EH  Clint,CH Clint,CH   H (7) in which Clint, CH is Clint,CH  Clint, H· KmH KmH  C (8) Thus Clint, CH is a non-linear function...

Ngày tải lên: 27/06/2014, 09:20

... repayment and dividends Free cash flow This shows the cash generation, including the change in working capital and investments in tangible/intangible assets and shareholdings Cash earnings + Change in ... required to maintain or expand the business have been paid off for example, interest payments and investments in "property, plant and equipment" (PP&E) This is an accounting presentation showing how ... generated by the business remains after both expenses (including interest) and principal repayment on financing are paid A projected cash flow statement indicates whether the business will have cash...

Ngày tải lên: 26/03/2015, 08:55