Involvement of Ca2+ sensitization in ropivacaine-induced contraction of rat aortic smooth muscle.

abstract：:The authors determined the thiopental dose needed for satisfactory induction in ten neonates, 0-14 days of age, and 20 infants, 1-6 months of age. A single iv bolus of thiopental was given. Thirty seconds after injection the anesthesia mask was applied and the response was observed during the following 30 s while the ...

journal_title：Anesthesiology

authors： Westrin P,Jonmarker C,Werner O

更新日期：1989-09-01 00:00:00

abstract：BACKGROUND:Although automated closed-loop control systems may improve quality of care, their safety must be proved under extreme control conditions. This study describes a simulation methodology to test automated controllers and its application in a comparison of two published controllers for Bispectral Index (BIS)-gui...

journal_title：Anesthesiology

authors： Struys MM,De Smet T,Greenwald S,Absalom AR,Bingé S,Mortier EP

更新日期：2004-03-01 00:00:00

abstract：:The authors used pharmacokinetic and pharmacodynamic modeling to explain the time course of neuromuscular blockade following single or multiple doses of three nondepolarizing muscle relaxants. Published and unpublished pharmacokinetic and pharmacodynamic data for 13 normal subjects were used to simulate the duration o...

journal_title：Anesthesiology

authors： Fisher DM,Rosen JI

更新日期：1986-09-01 00:00:00

abstract：BACKGROUND:Basal cytotoxic activity of NK cells, a subtype of lymphocytes involved in the nonspecific immune response to viruses, tumors, and some bacteria, is altered in the postoperative period. The current study examines the effects of halothane and isoflurane on interferon-induced stimulation of NK cell cytotoxicit...

journal_title：Anesthesiology

authors： Markovic SN,Knight PR,Murasko DM

更新日期：1993-04-01 00:00:00

abstract：BACKGROUND:The analgesic efficacy and side effect profile of intravenous parecoxib, a novel cyclooxygenase type-2 (COX-2) inhibitor, was assessed in a double-blinded, placebo-controlled study involving patients undergoing major gynecologic surgical procedures. METHODS:After Institutional Review Board approval, 60 cons...

journal_title：Anesthesiology

authors： Tang J,Li S,White PF,Chen X,Wender RH,Quon R,Sloninsky A,Naruse R,Kariger R,Webb T,Norel E

更新日期：2002-06-01 00:00:00

abstract：BACKGROUND:Labor pain derives primarily from stimulation of afferents innervating the uterine cervix and lower uterine segment. The authors have previously shown that the excitability of these afferents is regulated by sex hormones and test in this study whether pregnancy also alters their excitability. METHODS:After ...

journal_title：Anesthesiology

authors： Liu B,Tong C,Eisenach JC

更新日期：2008-06-01 00:00:00

abstract：BACKGROUND:Although evidence of its effects is tentative, acupuncture has long been used in the treatment of multiple maladies. So far, it has not been possible to discriminate the effects of the venue from specific results of needling itself, thus physicians merely depend on patients' statements. The authors investiga...

journal_title：Anesthesiology

authors： Agarwal-Kozlowski K,Lange AC,Beck H

更新日期：2009-09-01 00:00:00

abstract：:Malpractice claims filed against anesthesiologists for care involving obstetric (OB) anesthesia (n = 190) were taken from the American Society of Anesthesiologists' Closed Claims Database and compared to claims not involving OB cases (n = 1351). The most common complications in the OB claims were (percentage of all OB...

journal_title：Anesthesiology

authors： Chadwick HS,Posner K,Caplan RA,Ward RJ,Cheney FW

更新日期：1991-02-01 00:00:00

abstract：BACKGROUND:The impact on the endothelial glycocalyx for the extravasation of colloidal infusion solutions has not been investigated sufficiently. METHODS:Isolated guinea pig hearts were perfused with Krebs-Henseleit buffer in a Langendorff mode. Solutions of 0.9% saline, 5% albumin (70 kd), or 6% hydroxyethyl starch (...

journal_title：Anesthesiology

authors： Rehm M,Zahler S,Lötsch M,Welsch U,Conzen P,Jacob M,Becker BF

更新日期：2004-05-01 00:00:00

abstract：BACKGROUND:One-lung ventilation (OLV) results in alveolar proinflammatory effects, whereas their extent may depend on administration of anesthetic drugs. The current study evaluates the effects of different volatile anesthetics compared with an intravenous anesthetic and the relationship between pulmonary and systemic ...

journal_title：Anesthesiology

authors： Schilling T,Kozian A,Senturk M,Huth C,Reinhold A,Hedenstierna G,Hachenberg T

更新日期：2011-07-01 00:00:00

abstract：BACKGROUND:Protamine causes multiple adverse reactions. Heparinase I, a specific enzyme that inactivates heparin, is a possible alternative to protamine. In this study, the authors examined the efficacy of heparinase I to reverse heparin-induced anticoagulation in vitro and compared heparinase I to protamine as an anta...

journal_title：Anesthesiology

authors： Michelsen LG,Kikura M,Levy JH,Lee MK,Lee KC,Zimmermann JJ,Szlam F

更新日期：1996-08-01 00:00:00

abstract：BACKGROUND:In 2001, the Centers for Medicare and Medicaid Services issued a rule allowing U.S. states to "opt out" of the regulations requiring physician supervision of nurse anesthetists in an effort to increase access to anesthesia care. Whether "opt out" has successfully achieved this goal remains unknown. METHODS:...

journal_title：Anesthesiology

authors： Sun EC,Dexter F,Miller TR,Baker LC

更新日期：2017-03-01 00:00:00

abstract：BACKGROUND:Insufficient data exist on the production of compound A during closed-system sevoflurane administration with newer carbon dioxide absorbents. METHODS:A modified PhysioFlex apparatus (Dräger, Lübeck, Germany) was connected to an artificial test lung (inflow at the top of the bellow approximately/= 160 ml/min...

journal_title：Anesthesiology

authors： Versichelen LF,Bouche MP,Rolly G,Van Bocxlaer JF,Struys MM,De Leenheer AP,Mortier EP

更新日期：2001-09-01 00:00:00

abstract：BACKGROUND:Frailty is associated with adverse postoperative outcomes, but it remains unclear which measure of frailty is best. This study compared two approaches: the Modified Frailty Index, which is a deficit accumulation model (number of accumulated deficits), and the Hopkins Frailty Score, which is a phenotype model...

journal_title：Anesthesiology

authors： Sonny A,Kurz A,Skolaris LA,Boehm L,Reynolds A,Cummings KC 3rd,Makarova N,Yang D,Sessler DI

更新日期：2020-01-01 00:00:00

abstract：BACKGROUND:The permutation entropy, the approximate entropy, and the index of consciousness are some of the most recently studied electroencephalogram-derived indexes. In this work, a thorough comparison of these indexes was performed using propofol anesthesia in a rabbit model. METHODS:Six rabbits were anesthetized w...

journal_title：Anesthesiology

authors： Silva A,Campos S,Monteiro J,Venâncio C,Costa B,Guedes de Pinho P,Antunes L

更新日期：2011-08-01 00:00:00

abstract：BACKGROUND:Moxonidine, a novel imidazoline-alpha2-adrenergic receptor-selective analgesic, was recently identified as antinociceptive but has yet to be evaluated in neuropathic pain models. alpha2-adrenergic receptor-selective analgesics, and high-efficacy opioids, effectively inhibit neuropathic pain behaviors in rode...

journal_title：Anesthesiology

authors： Fairbanks CA,Nguyen HO,Grocholski BM,Wilcox GL

更新日期：2000-09-01 00:00:00

abstract：:To assess depth of anesthesia for intravenous anesthetics using clinical stimuli and observed responses, it is necessary to achieve constant serum concentrations of drug that result in constant biophase or central nervous system concentrations. The goal of this investigation was to use a computer-controlled infusion p...

journal_title：Anesthesiology

authors： Bührer M,Maitre PO,Hung OR,Ebling WF,Shafer SL,Stanski DR

更新日期：1992-08-01 00:00:00

abstract：BACKGROUND:We have previously shown that intralipid (lipid emulsion) protects the heart against ischemia/reperfusion injury and bupivacaine-induced cardiotoxicity. However, the precise underlying mechanisms are not fully understood. Here we explored the hypothesis that free fatty acid receptor-1 or G-protein-coupled re...

journal_title：Anesthesiology

authors： Umar S,Li J,Hannabass K,Vaillancourt M,Cunningham CM,Moazeni S,Mahajan A,Eghbali M

更新日期：2018-07-01 00:00:00

abstract：BACKGROUND:Anesthetic preconditioning (APC) is a clinically important phenomenon in which volatile anesthetics (VAs) protect tissues such as heart against ischemic injury. The mechanism of APC is thought to involve K channels encoded by the Slo gene family, and the authors showed previously that slo-2 is required for A...

journal_title：Anesthesiology

authors： Wojtovich AP,Smith CO,Urciuoli WR,Wang YT,Xia XM,Brookes PS,Nehrke K

更新日期：2016-05-01 00:00:00

abstract：INTRODUCTION:Directional connectivity from anterior to posterior brain regions (or "feedback" connectivity) has been shown to be inhibited by propofol and sevoflurane. In this study the authors tested the hypothesis that ketamine would also inhibit cortical feedback connectivity in frontoparietal networks. METHODS:Sur...

journal_title：Anesthesiology

authors： Lee U,Ku S,Noh G,Baek S,Choi B,Mashour GA

更新日期：2013-06-01 00:00:00

abstract：:Analgesia is an important component of general anesthesia. alpha 2-adrenoceptor agonists such as clonidine and dexmedetomidine are effective analgesics at the spinal level, and furthermore, they reduce the volatile anesthetic requirement. In order to probe a possible spinal-level contribution to general anesthetic-ind...

journal_title：Anesthesiology

authors： Savola MK,Woodley SJ,Maze M,Kendig JJ

更新日期：1991-09-01 00:00:00

abstract：BACKGROUND:Positive end expiratory pressure (PEEP) is an important component of therapy in patients with acute lung injury or acute respiratory distress syndrome. The independent effect of PEEP on mortality is currently unknown. METHODS:A systematic review and meta-analysis of randomized controlled clinical trials com...

journal_title：Anesthesiology

authors： Phoenix SI,Paravastu S,Columb M,Vincent JL,Nirmalan M

更新日期：2009-05-01 00:00:00

abstract：BACKGROUND:Activation of the gamma-aminobutyric acidA (GABAA) receptor-ionophore complex has been reported as a possible molecular mechanism of the anesthetic action of propofol. Augmentation of GABA-induced inhibitory transmission has also been suggested as a mechanism. Because data describing this latter mechanism in...

journal_title：Anesthesiology

authors： Hara M,Kai Y,Ikemoto Y

更新日期：1994-10-01 00:00:00

abstract：:Isoflurane has protective properties during experimental global brain ischemia or hypoxia. However, this has not been evaluated in the more common case of focal ischemia, e.g., as caused by middle cerebral artery occlusion (MCAO). The authors therefore compared the effects of isoflurane, thiopental, and N2O/fentanyl a...

journal_title：Anesthesiology

authors： Nehls DG,Todd MM,Spetzler RF,Drummond JC,Thompson RA,Johnson PC

更新日期：1987-04-01 00:00:00

abstract：BACKGROUND:Optimal management of anesthesia-induced respiratory depression requires identification of the neural pathways that are most effective in maintaining breathing during anesthesia. Lesion studies point to the brainstem retrotrapezoid nucleus. We therefore examined the respiratory effects of common anesthetic/a...

journal_title：Anesthesiology

authors： Bourgeois T,Ringot M,Ramanantsoa N,Matrot B,Dauger S,Delclaux C,Gallego J

更新日期：2019-06-01 00:00:00

abstract：BACKGROUND:Recent evidence implicates nitric oxide (*NO) in the pathogenesis of preeclampsia. The authors tested the hypothesis that administration of low-dose endotoxin to pregnant rats mimics the signs of preeclampsia in humans and that *NO and *NO-derived species play a role in that animal model. METHODS:Endotoxin ...

journal_title：Anesthesiology

authors： Sakawi Y,Tarpey M,Chen YF,Calhoun DA,Connor MG,Chestnut DH,Parks DA

更新日期：2000-12-01 00:00:00

abstract：BACKGROUND:Despite decreasing cardiac events, perioperative beta-blockade also increases perioperative stroke and mortality. Major bleeding and/or hypotension are independently associated with these outcomes. To investigate the hypothesis that beta-blockade limits the cardiac reserve to compensate for acute surgical an...

journal_title：Anesthesiology

authors： Beattie WS,Wijeysundera DN,Karkouti K,McCluskey S,Tait G,Mitsakakis N,Hare GM

更新日期：2010-01-01 00:00:00

abstract：BACKGROUND:Traditional strategies for myofascial pain relief provide transient, incomplete, variable, or unpredictable outcomes. Botulinum toxin is itself an analgesic but can also cause sustained muscular relaxation, thereby possibly affording even greater relief than traditional therapies. METHODS:The study goal was...

journal_title：Anesthesiology

authors： Ferrante FM,Bearn L,Rothrock R,King L

更新日期：2005-08-01 00:00:00

abstract：BACKGROUND:To assess changing patterns of injury and liability associated with central venous or pulmonary artery catheters, the authors analyzed closed malpractice claims for central catheter injuries in the American Society of Anesthesiologists Closed Claims database. METHODS:All claims for which a central catheter ...

journal_title：Anesthesiology

authors： Domino KB,Bowdle TA,Posner KL,Spitellie PH,Lee LA,Cheney FW

更新日期：2004-06-01 00:00:00

abstract：BACKGROUND:Lidocaine inhalation attenuates histamine-induced bronchospasm while evoking airway anesthesia. Because this occurs at plasma concentrations much lower than those required for intravenous lidocaine to attenuate bronchial reactivity, this effect is likely related to topical airway anesthesia and presumably in...

journal_title：Anesthesiology

authors： Groeben H,Grosswendt T,Silvanus MT,Pavlakovic G,Peters J

更新日期：2001-03-01 00:00:00