Reduced cerebral embolic signals in beating heart coronary surgery detected by transcranial Doppler ultrasound.

abstract：:There is compelling evidence that preconditioning occurs in humans. Experimental studies with potential clinical implications as well as clinical studies evaluating ischaemic, pharmacological and anaesthetic cardiac preconditioning in the perioperative setting are reviewed. These studies reveal promising results. Howe...

journal_title：British journal of anaesthesia

authors： Zaugg M,Lucchinetti E,Garcia C,Pasch T,Spahn DR,Schaub MC

更新日期：2003-10-01 00:00:00

abstract：BACKGROUND:Current guidelines for perioperative management of coronavirus disease 19 (COVID-19) are mainly based on extrapolated evidence or expert opinion. We aimed to systematically investigate how COVID-19 affects perioperative management and clinical outcomes, to develop evidence-based guidelines. METHODS:First, w...

journal_title：British journal of anaesthesia

authors： Zheng H,Hébert HL,Chatziperi A,Meng W,Smith BH,Yan J,Zhou Z,Zhang X,Luo A,Wang L,Zhu W,Hu J,Colvin LA

更新日期：2020-12-01 00:00:00

abstract：BACKGROUND:Capnography may provide useful non-invasive bedside information concerning heterogeneity in lung ventilation, ventilation-perfusion mismatching and metabolic status. Although the capnogram may be recorded by mainstream and sidestream techniques, the capnogram indices furnished by these approaches have not pr...

journal_title：British journal of anaesthesia

authors： Balogh AL,Petak F,Fodor GH,Tolnai J,Csorba Z,Babik B

更新日期：2016-07-01 00:00:00

abstract：:We have compared deep body temperature (DBT) measured at the forehead with the core temperatures of the nasopharynx, oesophagus and rectum during the warming phase of cardiopulmonary bypass (CPB) (moderate hypothermia of 26.7-29.6 degrees C) in 12 patients. DBT was measured transcutaneously by an insulated thermistor ...

journal_title：British journal of anaesthesia

authors： Sakuragi T,Mukai M,Dan K

更新日期：1993-10-01 00:00:00

abstract：:We report an unusual case of acute upper airway obstruction. Inhalation of a foreign body caused choking in a 5-yr-old child, but subsequent investigations revealed a large anterior mediastinal tumour, externally compressing the trachea and the main bronchi. Such a presentation may be deceptive and is important, as ge...

journal_title：British journal of anaesthesia

authors： Akhtar TM,Ridley S,Best CJ

更新日期：1991-11-01 00:00:00

abstract：:Maternal and umbilical venous serum naloxone concentrations were measured after the i.v. (30 mothers) or i.m. (seven mothers) injection of naloxone 400 micrograms. Following i.v. naloxone there was rapid transfer to the fetus and therapeutic plasma concentrations could be expected in 1 or 2 min. However, following i.m...

journal_title：British journal of anaesthesia

authors： Hibbard BM,Rosen M,Davies D

更新日期：1986-01-01 00:00:00

abstract：:To assess the effect of sevoflurane anaesthesia on hepatocellular integrity, we measured plasma concentrations of glutathione S-transferase (GST) before anaesthesia and 1, 3, 6 and 24 h after the end of anaesthesia in 41 healthy, Japanese patients undergoing elective, body surface surgery. Sevoflurane (approximately 1...

journal_title：British journal of anaesthesia

authors： Ray DC,Bomont R,Mizushima A,Kugimiya T,Forbes Howie A,Beckett GJ

更新日期：1996-09-01 00:00:00

abstract：BACKGROUND:The effect of anaesthetic drugs on long-term oncological outcomes after cancer surgery is an area of current interest. Dexamethasone is widely used in anaesthetic practice; however, its effect on long-term survival and cancer outcomes is not known. This study presents the results of a 5-yr follow-up of patie...

journal_title：British journal of anaesthesia

authors： Singh PP,Lemanu DP,Taylor MH,Hill AG

更新日期：2014-07-01 00:00:00

abstract：:The neuromuscular blocking effects of equipotent doses of the three putative metabolites of vecuronium (3-hydroxy vecuronium, 17-hydroxy vecuronium and 3,17-dihydroxy vecuronium) were compared with those of an equipotent dose of vecuronium. Results obtained with the liver excluded from the circulation and after intrap...

journal_title：British journal of anaesthesia

authors： Bencini AF,Houwertjes MC,Agoston S

更新日期：1985-08-01 00:00:00

abstract：:The effect of the i.v. administration of methylene blue dye on haemoglobin oxygen saturation, measured by a pulse oximeter was investigated. The absorption spectra of various concentrations of haemoglobin, oxyhaemoglobin and methylene blue were compared. The amount of 660-nm light absorbed by methylene blue was suffic...

journal_title：British journal of anaesthesia

authors： Gorman ES,Shnider MR

更新日期：1988-03-01 00:00:00

abstract：BACKGROUND:Isoflurane has been reported to induce caspase-3 activation, which may induce neurotoxicity and contribute to the pathogenesis of Alzheimer's disease. However, the underlying mechanism is largely unknown, especially whether or not isoflurane can induce ryanodine receptors (RyRs)-associated endoplasmic reticu...

journal_title：British journal of anaesthesia

authors： Wang H,Dong Y,Zhang J,Xu Z,Wang G,Swain CA,Zhang Y,Xie Z

更新日期：2014-10-01 00:00:00

abstract：:Magnesium inhibits the release of acetylcholine from the motor nerve terminal and thus potentiates the action of the non-depolarizing neuromuscular blocking drugs. We have examined the possibility that this effect might enhance the speed of onset of non-depolarizing block with pancuronium. Following the administration...

journal_title：British journal of anaesthesia

authors： James MF,Schenk PA,van der Veen BW

更新日期：1991-02-01 00:00:00

abstract：:Animal studies suggest that alpha 2 agonists inhibit the chemoreceptor response to hypoxia. We have examined the effect of oral clonidine on the ventilatory response to sustained, isocapnic hypoxia (SpO2 79.7% (SD 1.1%) for 20 min) in eight male subjects. The hypoxic ventilatory response was measured before and after ...

journal_title：British journal of anaesthesia

authors： Foo IT,Warren PM,Drummond GB

更新日期：1996-02-01 00:00:00

abstract：:Chloral hydrate 25, 50 or 75 mg kg-1 or midazolam 0.4, 0.5 or 0.6 mg kg-1, all given by mouth in combination with atropine 0.03 mg kg-1, were compared as premedication in 248 children in a randomized, double-blind study. Chloral hydrate was significantly less palatable than midazolam. The anxiolytic effect of chloral ...

journal_title：British journal of anaesthesia

authors： Saarnivaara L,Lindgren L,Klemola UM

更新日期：1988-10-01 00:00:00

abstract：:Intra-oral masses in neonates can seriously compromise the airway, potentially causing hypoxia and death if not recognized and managed appropriately. We report a case in which an intra-oral mass was diagnosed on antenatal ultrasound scan. Preparation for delivery involved a multidisciplinary team approach, with a stra...

journal_title：British journal of anaesthesia

authors： Skelton VA,Goodwin A

更新日期：1999-12-01 00:00:00

abstract：:The clinical understanding of the dynamics of myocardial contraction is hampered by an over-simplified interpretation of the intramural pattern of force generation. This limits the anaesthetist's knowledge of the direct effects of commonly used anaesthetics. A discrimination between a negative inotropic effect and cha...

journal_title：British journal of anaesthesia

authors： Lunkenheimer PP,Redmann K,Whimster WF,Theissen J,Frieling G,Lunkenheimer A

更新日期：1988-01-01 00:00:00

abstract：:The effects of laudanosine, a metabolite of atracurium, on the behaviour of conscious mice, rats and dogs, and on cardiovascular function in conscious and anaesthetized dogs have been evaluated: EEG studies were performed in anaesthetized dogs. In mice and rats, i.v. bolus doses of laudanosine 10-20 mg kg-1, caused co...

journal_title：British journal of anaesthesia

authors： Chapple DJ,Miller AA,Ward JB,Wheatley PL

更新日期：1987-02-01 00:00:00

abstract：BACKGROUND:There is limited clinical experience with xenon in a large number of patients. We present intra- and postoperative haemodynamic and recovery data comparing xenon and total intravenous anaesthesia with propofol. METHODS:A total of 160 patients aged 18-60 years (ASA I and II) undergoing elective surgery took ...

journal_title：British journal of anaesthesia

authors： Coburn M,Kunitz O,Baumert JH,Hecker K,Haaf S,Zühlsdorff A,Beeker T,Rossaint R

更新日期：2005-02-01 00:00:00

abstract：:Gastric (GP) and lower oesophageal sphincter pressures (LOSP) were measured in non-pregnant female volunteers (group I) and pregnant women with (group III) or without (group II) heartburn. Patients in early pregnancy had greater gastric pressures than group I. Mean barrier pressure (LOSP-GP) was significantly decrease...

journal_title：British journal of anaesthesia

authors： Brock-Utne JG,Dow TG,Dimopoulos GE,Welman S,Downing JW,Moshal MG

更新日期：1981-04-01 00:00:00

abstract：:A mathematical model of a subject breathing from a circle system has been used to follow the course of anaesthetic uptake during the simulated administration of 60% nitrous oxide, 2% halothane and 2% methoxyflurane, under non-rebreathing conditions and with fresh gas flows to the circle system of between 8 and 0.25 li...

journal_title：British journal of anaesthesia

authors： Conway CM

更新日期：1986-10-01 00:00:00

abstract：:We have studied the cardiovascular effects of equipotent concentrations of halothane or isoflurane, with or without 50% nitrous oxide in oxygen, in 80 patients, aged 60 yr or more, during 20 min of stable equipotent anaesthesia. Non-invasive measurement techniques were used, with suprasternal Doppler ultrasonography f...

journal_title：British journal of anaesthesia

authors： McKinney MS,Fee JP

更新日期：1998-02-01 00:00:00

abstract：:Blood samples were obtained from a radial artery cannula in a 60-yr-old man during coronary artery surgery. Serum potassium concentrations of 9.3, 8.4, and 7.4 mmol litre(-1) were obtained. A simultaneous venous blood sample gave a serum potassium concentration of 4.4 mmol litre(-1). The ECG was unchanged. After the a...

journal_title：British journal of anaesthesia

authors： Mehta V,Ahmed Z

更新日期：2004-09-01 00:00:00

abstract：:Although well established in clinical practice, both propofol and midazolam have limitations. New hypnotics with different and potentially superior pharmacokinetics and pharmacodynamics are under development. These include the benzodiazepine receptor agonists CNS7056 and JM-1232 (-), the etomidate-based methoxycarbony...

journal_title：British journal of anaesthesia

authors： Sneyd JR,Rigby-Jones AE

更新日期：2010-09-01 00:00:00

abstract：Background:Experimental studies suggest that mechanical cell washing to remove pro-inflammatory components that accumulate in the supernatant of stored donor red blood cells (RBCs) might reduce inflammation and organ injury in transfused patients. Methods:Cardiac surgery patients at increased risk of large-volume RBC ...

journal_title：British journal of anaesthesia

authors： Wozniak MJ,Sullo N,Qureshi S,Dott W,Cardigan R,Wiltshire M,Morris T,Nath M,Bittar N,Bhudia SK,Kumar T,Goodall AH,Murphy GJ

更新日期：2017-05-01 00:00:00

abstract：:Conventional extradural analgesia during labour with 0.25-0.375% bupivacaine may induce motor weakness and subjective sensory deficit, reducing maternal satisfaction. Even in a regimen for ambulatory extradural analgesia (0.1% bupivacaine-fentanyl 2 micrograms ml-1), a potential for proprioreception impairment exists,...

journal_title：British journal of anaesthesia

authors： Buggy DJ,MacDowell C

更新日期：1996-02-01 00:00:00

abstract：:Volatile anaesthetics have been shown to have direct relaxant effects on airway smooth muscle. We have examined the effects of 0.9, 1.9, and 2.8 dog MAC of desflurane and halothane on isolated proximal and distal canine airways precontracted with acetylcholine. The proximal and distal airway smooth muscle relaxed with...

journal_title：British journal of anaesthesia

authors： Mazzeo AJ,Cheng EY,Bosnjak ZJ,Coon RL,Kampine JP

更新日期：1996-06-01 00:00:00

abstract：:A double-blind crossover volunteer trial has been carried out to determine if oral doxapram reduces the respiratory depression caused by morphine 0.12 mg kg-1 i.m. Doxapram was given to the subjects 90 min before the morphine and significantly reduced the displacement of the ventilatory response to carbon dioxide caus...

journal_title：British journal of anaesthesia

authors： Randall NP,Pleuvry BJ,Fazackerley EJ,Modla CY,Prescott LF,Healy TE

更新日期：1989-02-01 00:00:00

abstract：:Sepsis is a constellation of clinical signs and symptoms resulting from excessive systemic host inflammatory response to infection. This inflammatory response is largely mediated by cytokines, which are released into the systemic circulation. Plasma concentrations of specific cytokines, TNF alpha, IL-1 beta, IL-6 and ...

journal_title：British journal of anaesthesia

authors： Blackwell TS,Christman JW

更新日期：1996-07-01 00:00:00

abstract：:We have compared, in a randomized study in 26 patients, immediate and late postoperative recovery after elective laparoscopic cholecystectomy using the gasless, mechanical abdominal wall lift method with conventional carbon dioxide pneumoperitoneum. After the gasless method, tracheal extubation was performed significa...

journal_title：British journal of anaesthesia

authors： Koivusalo AM,Kellokumpu I,Lindgren L

更新日期：1996-11-01 00:00:00

abstract：:The effects of different premedication (i.m. and i.v.) on the usefulness of midazolam or thiopentone as induction agents for minor surgery was studied in 194 women undergoing either dilatation and curettage or explorative fractionate curettage. Midazolam appeared to produce light sedation which required powerful preme...

journal_title：British journal of anaesthesia

authors： Kanto J,Sjövall S,Vuori A

更新日期：1982-05-01 00:00:00