Search Results
Results 451 - 500 of 1853
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Francis Roland C E - - 2008
The noble gas xenon seems to have minimal cardiovascular side-effects and so may be an ideal anaesthetic agent when investigating cardiovascular physiology. In comparison with standard modern anaesthetics, we investigated the haemodynamic and hormonal effects of xenon in Beagle dogs. After a 30 min baseline period, anaesthesia was induced with ...
Gil Nam Su - - 2008
BACKGROUND: The hanging drop technique identifies the epidural space using the negative pressure of this space. Although the hanging drop technique is popular at the thoracic level, there is still controversy on the negative epidural pressure at this level. The authors hypothesized that the epidural pressure is more consistently negative ...
Owczuk R - - 2008
Laryngoscopy and tracheal intubation may provoke changes of cardiac repolarisation. The aim of this study was to assess the effect of intravenous lidocaine on the ECG changes induced by laryngoscopy and tracheal intubation. Forty-three female patients were randomly allocated to receive lidocaine (1.5 mg.kg(-1)) or placebo immediately after induction of ...
Kawaguchi M - - 2008
BACKGROUND: beta1-Adrenoceptor antagonists suppress the haemodynamic and arousal responses to tracheal intubation. The Entropy Module shows two spectral entropy-based indices, response entropy (RE) and state entropy (SE). The difference between RE and SE (RE-SE) may reflect nociception during general anaesthesia. In the present study, we investigated the effect of landiolol ...
Najafi M - - 2008
INTRODUCTION: Fast-track is a method proposed to decrease medical costs through the reduction of patients' length of stay in the hospital. This study was carried out to assess the risks and benefits of conducting the fast-track method in cardiac anaesthesia and to evaluate the role of continuous infusion of short-acting ...
Lin Tso-Chou - - 2008
BACKGROUND: The optimal end-tidal concentrations of sevoflurane in induction of anesthesia for tracheal intubation have been widely studied and discussed. Single vital-capacity breathing of a high concentration of inspiratory sevoflurane rapidly elevates the end-tidal concentration to cause loss of consciousness, although it does not bear relation to proportional body or ...
Riad W - - 2008
BACKGROUND AND OBJECTIVES: Lornoxicam is a novel non-steroidal anti-inflammatory drug with marked analgesic property. It has been shown to have analgesic potency similar to morphine and meperidine. Laryngoscopy and tracheal intubation provoke major haemodynamic responses. Minimizing perioperative adverse events in elderly patients is of utmost importance. The aim of this ...
Chen X - - 2008
Combined spinal-epidural analgesia is effective in labour analgesia. Nitric oxide may play important roles in pregnancy and labour and is probably affected by labour pain. The aim of the present study was to explore the alteration in serum levels of nitric oxide metabolites, i.e. nitrate and nitrite, during labour with ...
Goel Shiba - - 2008
OBJECTIVES: Use of midazolam and ketamine lowers the induction dose of propofol (co-induction) producing hemodynamic stability. BACKGROUND: Large doses of propofol needed for induction and laryngeal mask (LM) insertion in children may be associated with hemodynamic and respiratory effects. Co-induction has the advantage of reducing dose and therefore maintaining hemodynamic ...
Di Marco F - - 2008
Intubation is necessary in 7 to 20% of patients with severe acute cardiogenic pulmonary oedema despite optimal treatment. This study evaluated the usefulness of parameters largely available in clinical practice to predict the need for intubation in a population of acute cardiogenic pulmonary oedema patients treated with medical therapy and ...
Bharti N - - 2008
This open, prospective, randomised study was designed to evaluate the changes in intra-ocular pressure and haemodynamics after tracheal intubation using either the intubating laryngeal mask airway (ILMA) or direct laryngoscopy. Sixty adult patients, ASA physical status 1 or 2 with normal intra-ocular pressure were randomly allocated to one of the ...
Ekemen Serdar - - 2008
Prevention of postoperative pain in children is one of the most important objectives of the anesthesiologist. Opioids have been used as an analgesic for postoperative pain in children for many years. Tramadol has both opioid and monoaminergic agonist actions. The aim of the study was to determine if the analgesic ...
Cafiero T - - 2008
BACKGROUND AND OBJECTIVE: To evaluate the use of remifentanil-propofol administered as target-controlled infusion during awake fibreoptic intubation for anticipated difficult tracheal intubation in acromegalic patients. METHOD: In all, 20 consecutive acromegalic patients underwent elective endonasal endoscopic transsphenoidal pituitary surgery. After premedication with midazolam 0.03 mg kg(-1), initially a target-controlled infusion ...
Svanström M C - - 2008
BACKGROUND: ECG changes, similar to those seen during myocardial ischaemia, together with symptoms of chest pain, are common during Caesarean section (CS). We hypothesized that oxytocin administration has cardiovascular effects leading to these symptoms and ECG changes. METHODS: Forty women undergoing elective CS under spinal anaesthesia were given an i.v. ...
Mason Keira P - - 2008
BACKGROUND: Dexmedetomidine sedation for radiological imaging studies is a relatively recent application for this drug. Previous studies have demonstrated some haemodynamic effects of dexmedetomidine, however, the effects remain poorly described in children. The aim of this study was to better define the effect of age on heart rate (HR) and ...
Muller Suzana - - 2008
BACKGROUND: Propofol is an accepted method of sedation for an ERCP and generally achieves deep sedation rather than conscious sedation, and dexmedetomidine has sedative properties of equivalent efficacy. OBJECTIVE: To examine the hypothesis that dexmedetomidine is as effective as propofol combined with fentanyl for providing conscious sedation during an ERCP. ...
Puri G D - - 2008
BACKGROUND: There are few published accounts of anaesthesia delivery at high altitude. Natives at high altitude are known to have altered cardiorespiratory reserve. This study seeks to demonstrate the safety of propofol-fentanyl anaesthesia at high altitude titrated to the bispectral index (BIS) (3505 metres above sea level) in native highlanders. ...
Xue Fu-Shan - - 2008
BACKGROUND: Although there have been numerous favorable reports on the uses of the GlideScope videolaryngoscope (GSVL) in oral and nasal intubations, no study has compared the hemodynamic responses to oral and nasal intubations with the GSVL in a single clinical trial. The purpose of this randomized clinical study was to ...
Dhungana Y - - 2008
The present study compared the efficacy of preloading with colloid "Haemaccel" with vasoconstrictor (intravenous ephedrine sulphate) in preventing hypotension during propofol induction. This prospective, randomized study included 120 patients of Amercan Society of Anaesthesiologists (ASA) physical status I and II ageing 21 to 50 years of both gender coming for ...
Richa F - - 2008
BACKGROUND AND OBJECTIVE: Controlled hypotension is frequently used for obtaining better exposure during tympanoplasty. The aim of this study was to compare dexmedetomidine, a selective, short-acting, central alpha2-adrenergic agonist with remifentanil, an ultra-short-acting opioid with properties similar to other mu-specific agonists, regarding their effects in achieving controlled hypotension and improving ...
Iff Isabelle - - 2008
Two healthy obese, seven-year-old, female Rottweilers weighing 40 and 57 kg were submitted for cranial cruciate repair. They were premedicated with intravenous methadone (0.1 mg kg(-1)) and acepromazine (0.01 and 0.02 mg kg(-1)). Anesthesia was induced with propofol (3.6 and 2.5 mg kg(-1)) and maintained with isoflurane in oxygen using ...
Hüpfl M - - 2008
Aminophylline is usually used during anaesthesia to treat bronchospasm but recent findings suggest that it can also be used to shorten recovery time after general anaesthesia. However, it is unclear whether aminophylline shows similar properties during a steady-state phase of deep surgical anaesthesia. We therefore wanted to test the hypothesis ...
Baysal Ayse A 1 Department of Anesthesiology and Reanimation, Dr. Siyami Ersek Thoracic and Cardiovascular Surgery Hospital, Istanbul, - - 2014
Our aim is to compare the haemodynamic and adverse effects of propofol versus the mixture of midazolam and ketamine as used in sedation for cardiac catheterization in children. In a prospective randomized trial, we divided patients needing sedation into 72 receiving a mixture of midazolam and ketamine and 42 receiving ...
Jack E S - - 2008
Target controlled infusions of propofol use a pharmacokinetic/pharmacodynamic model to calculate an effect site concentration of the drug. We assessed the cardiovascular stability of 10 healthy patients using non-invasive thoracic bioimpedance and their 'depth' of anaesthesia using the Bispectral index after they had been anaesthetised to a constant effect site ...
Firoozbakhsh Farhad - - 2008
OBJECTIVES: Hypertension is one of the most frequent complication during laryngoscopy and intubation; thus in the premedication or induction stages, many drugs have been used to control this hypertension. Nitroglycerine is one of the drugs thought to be effective and the purpose of this study is to appraise this deliberation. ...
Enohumah, K O; ;
We describe cardiac arrest after plain bupivacaine spinal anaesthesia in a 28-year old woman who was admitted for an elective caesarean section. After preoperative evaluation and premedication she received a spinal anaesthesia in the L3-4 interspace with plain bupivacaine 0.5%. After being replaced in the supine position she reported difficult ...
Bennarosh L - - 2008
INTRODUCTION: The knee-chest (KC) position is often used for spine surgery. It is considered to promote significant changes in venous return and cardiac output. However, the magnitude of these changes and their consequences on intraoperative haemodynamics and anaesthetic requirements remain to be determined. The goal of the present study was ...
G. Akhavan Akbari
Since laryngoscopy and tracheal intubation may result in hemodynamic responses in the form of increasing blood pressure and heart rate and also lead to arrhythmia and myocardial ischemia in the susceptible individuals and these changes can be even harmful for elder people. The present study was conducted to compare Alfentanil ...
Tosun Zeynep - - 2008
BACKGROUND: The aim of this study was to compare propofol-ketamine (PK) and propofol-fentanyl (PF) combinations for deep sedation and analgesia in pediatric burn wound dressing changes. METHODS: Thirty-two ASA physical status II and III inpatients with a second degree total burn surface area ranging from 5% to 25% were studied ...
Uilenreef Joost J - - 2008
OBJECTIVE: To determine the effects of three rates of dexmedetomidine (DMED) constant rate infusion (CRI) on overall tissue perfusion, isoflurane (ISO) requirements, haemodynamics and quality of recovery in canine surgical patients. STUDY DESIGN: Prospective, randomized, blinded clinical study. ANIMALS: Client-owned dogs presented for soft tissue or orthopaedic surgery. METHODS: Following ...
Cok O Yalcin - - 2008
We compared the effect of midazolam sedation with or without fentanyl on the hemodynamic parameters, sedation, and pain and satisfaction profile in cataract surgery. Two hundred and ten patients were randomly allocated to receive either midazolam 1 mg i.v. (Group M, n = 101) alone or with fentanyl 25 microg ...
Hoda Muhammad Qamar Ul - - 2008
OBJECTIVE: To compare the haemodynamic response of equipotent analgesic doses of morphine and tramadol to laryngoscopy and endotracheal intubation. METHODS: A randomized double blind study of eighty ASA 1 and ASA II patients, age 18-50 years for elective surgery requiring endotracheal intubation was conducted. Forty patients were selected for each ...
Zeyneloglu Pinar - - 2008
INTRODUCTION: The aim of the study was to investigate the induction characteristics of sevoflurane in cyanotic and acyanotic children with congenital heart disease compared with healthy controls in a prospective, controlled, non-blinded study at a university hospital. METHODS: After placement of standard noninvasive monitors, inhaled induction of anaesthesia was achieved ...
Ngan Kee W D - - 2007
We describe the novel use of a closed-loop feedback computer-controlled infusion of phenylephrine for maintaining blood pressure in 53 patients having spinal anaesthesia for elective caesarean section. A simple on-off algorithm was used that activated an intravenous phenylephrine infusion at 100 microg.min(-1) when systolic blood pressure was less than or ...
Yokoyama T - - 2008
BACKGROUND: The loss-of-resistance test is the most popular method for identifying the epidural space, but it cannot confirm epidural puncture. Therefore, we developed a new method to confirm epidural puncture by assessing indirect changes in epidural pressure using the Queckenstedt-test procedure, which increases subarachnoid pressure by compressing the internal jugular ...
Hassid Sophie - - 2007
BACKGROUND: Our aim was to determine whether sevoflurane can be used with safety and efficacy for anesthesia during intubation in term and preterm neonates in a prospective randomized-controlled nonblinded study in a tertiary neonatal intensive care unit. METHODS: Thirty-three neonates were randomly allocated to receive sevoflurane (inspired concentrations varying from ...
Monem Abdul - - 2007
We report labour pain management in a full-term pregnant patient with Congenital Complete Heart Block. She delivered uneventfully under routine monitoring with facilities for pacing at hand. She previously had an uneventful normal delivery and a D&E, both outside our hospital. Only findings were a low heart rate of 45-50 ...
Redondo J I - - 2007
This paper describes the cardiorespiratory variables and the incidence of anaesthetic complications in dogs. For this, a retrospective study of 1281 anaesthesias was performed. Heart rate (HR), non-invasive mean arterial (MAP), systolic (SP) and diastolic pressures (DP), invasive mean arterial (IMAP), systolic (ISP) and diastolic pressures (IDP), central venous pressure ...
Imran Muhammad - - 2007
OBJECTIVE: To observe if phenylephrine mixed with propofol can attenuate hypotensive effects of propofol during induction of anaesthesia. METHODS: A total number of 135 adult ASA-I and ASA-II patients were divided into three groups. (Group A, B and C). All patients were induced with propofol 2.5 mg per kg. In ...
Arai Y C P - - 2008
BACKGROUND: Despite prophylactic measures, hypotension remains a common side-effect of spinal anaesthesia for parturients. Electroacupuncture at the Neiguan (PC-6) and Jianshi (PC-5) points influences haemodynamics. We thus hypothesized that transcutaneous electrical nerve stimulation (TENS) at traditionally used acupuncture points would reduce the severity of hypotension after spinal anaesthesia in patients ...
de Médicis Etienne - - 2007
PURPOSE: Epidural waveform analysis (EPWA) is a simple test to confirm the optimal placement of an epidural catheter. It relies on the transmission of the thecal pressure waveform through the epidural catheter. Little is known about the optimal volume of catheter injectate needed to optimize the EPWA test. METHODS: In ...
Safaee Mohammad-Hadi - - 2007
BACKGROUND/AIM: Hemodynamic variations are inevitable during induction of anesthetic drugs. The present study, investigates the hemodynamic variations of two different drugs used for induction; Thiopental vs. Propofol. MATERIALS AND METHODS: In a prospective randomized double-blind study, from June 2003 to November 2004, 120 (ASA I and II) patients scheduled for ...
Xue F S - - 2008
BACKGROUND: The available data provide inconsistent results on the efficacy of small-dose remifentanil attenuating the cardiovascular response to intubation in children. Therefore, this randomized double-blind study was designed to assess the ability of different small doses of remifentanil on the cardiovascular intubation response in children, with the aim of determining ...
Park J-W - - 2007
This study investigated the effect of a pre-operative low dose of intravenous ketamine on tourniquet-induced haemodynamic changes. Ten minutes after induction of general anaesthesia, 0.1 mg/kg ketamine in 10 ml of saline (ketamine group, n = 14) or 10 ml of normal saline (control group, n = 14) were administered ...
Musk Gabrielle C - - 2007
An 18-month-old Lurcher was anaesthetized for surgical ligation of a patent ductus arteriosus using a target-controlled infusion (TCI) of propofol and a variable rate infusion of remifentanil. Before anaesthesia, radiographic and echocardiographic examination indicated that the dog had left-sided congestive heart failure and impaired left ventricular systolic function. Ramipril and ...
Nicoletta G - - 2007
This article describes the clinical history of a patient admitted to the Emergency Room after severe infrascapular pain unaffected by breathing or postural changes. After thoracic CT a type B aortic dissection was diagnosed. On admission to the CCU, the patient's blood pressure was still high (210/120 mmHg). Sodium nitroprusside ...
Goksu S - - 2008
BACKGROUND AND OBJECTIVES: Functional endoscopic sinus surgery can be performed under either local or general anaesthesia. The objective of this study was to investigate the haemodynamic effects of perioperatively administered dexmedetomidine, a new generation alpha-2-agonist, in patients for functional endoscopic sinus surgery. METHODS: Sixty-two patients who were planned to undergo ...
Iff I - - 2007
An epidural puncture was performed using the lumbosacral approach in 18 dogs, and the lack of resistance to an injection of saline was used to determine that the needle was positioned correctly. The dogs' arterial blood pressure and epidural pressure were recorded. They were randomly assigned to two groups: in ...
Ledowski T - - 2007
BACKGROUND: Arousal after total i.v. anaesthesia (TIVA) has been reported to be detectable by monitoring the number of fluctuations per second (NFSC), a parameter of skin conductance (SC). However, compared with monitoring of the bispectral index (BIS), the predictive probability of NFSC was significantly lower. The aim of this study ...
Maharaj Chrisen H - - 2007
BACKGROUND: The Airtraq laryngoscope (Prodol Ltd., Vizcaya, Spain) is a novel single-use tracheal intubation device. The authors compared ease of intubation with the Airtraq and Macintosh laryngoscopes in patients with cervical spine immobilization in a randomized, controlled clinical trial. METHODS: Forty consenting patients presenting for surgery requiring tracheal intubation were ...
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