Search Results
Results 101 - 150 of 249
1 2 3 4 5 >
Spurrier E J - - 2004
OBJECTIVES: Most emergency department (ED) intubations are to prevent gastric contents aspiration. The incidence of aspiration is unknown and intubation has complications. Balancing these risks requires an idea of the incidence of aspiration. This study assessed one technique for investigating the aspiration risk in ED patients. Cricoid pressure is used ...
Kopka A - - 2004
BACKGROUND AND OBJECTIVE: Only regular training of anaesthetic personnel ensures safe and reliable application of cricoid pressure during rapid sequence induction of anaesthesia. Previously described training devices are either complicated, too expensive and usually unavailable, or they are very simple and do not correctly simulate the process of applying cricoid ...
Garrard A - - 2004
In the United Kingdom, cricoid force is central to upper airway management in obstetric and emergency anaesthesia. A reduction in oesophageal barrier pressure (OBP) in these patients may increase regurgitation risk. This study investigated whether the application of cricoid force to anaesthetised patients reduced lower oesophageal sphincter pressure (LOSP) and ...
Lawlor Frances - - 2004
Delayed pressure urticaria is a mechanical urticaria in which pressure causes whealing. Delayed cutaneous erythema and edema occur in association with marked subcutaneous swelling after the application of a sustained pressure stimulus to the skin. The earliest reports and theories of the pathogenesis of delayed pressure urticaria are summarized. Detailed ...
Landsman Ira - - 2004
Cricoid pressure to occlude the upper end of the oesophagus, also called the Sellick manoeuvre, may be used to decrease the risk of pulmonary aspiration of gastric contents during intubation for rapid induction of anaesthesia. Effective and safe use of the technique requires training and experience. Cricoid pressure is contraindicated ...
Dachs J - - 2003
This study reports the persistence behaviour of human scalp hairs under a number of different circumstances. The effects of artificial dyeing of hairs, the presence or absence of roots and different types of fabrics on the persistence of hair on a variety of garments were investigated. The garments were made ...
Haslam N - - 2003
Cricoid pressure is frequently used to protect the anaesthetised and paralysed patient from passive regurgitation. Although intragastric pressure (Pga) drives regurgitation, its relevance in the setting of protective cricoid force has been largely ignored. We sought to define the likely range of Pga encountered in the population at risk. We ...
Fairweather N L - - 2003
A case of acute thyroid swelling is reported following intubation of a young woman with a pre-existing small goitre. The thyroid enlargement then distorted the airway, necessitating an emergency thyroidectomy. The application of cricoid pressure was believed to have caused the intrathyroidal bleeding and the complications of cricoid pressure are ...
Noguchi Takashi - - 2003
PURPOSE: To compare the ease of tracheal intubation facilitated by the gum elastic bougie or the malleable stylet while applying cricoid pressure. METHODS: Sixty American Society of Anesthesiologists I-III adult patients undergoing elective surgeries participated in this study. After induction of anesthesia with 2.5 mg x kg(-1) propofol and vecuronium ...
Escott M E - - 2003
Cricoid pressure has been used for over 200 years. During that time, training in the technique has not changed greatly, despite the well-documented potential for complications if performed improperly. Typically, training relies on quantitative or qualitative descriptions such as "firm" pressure, a number of Newtons of force or equivalent force ...
Bombaro Kristine M - - 2003
Hypertrophic scarring after burns remains a major problem and is considered to be "common". Pressure garments are commonly used as treatment even though there is little sound data that they reduce the prevalence or magnitude of the scarring. In 1999 we began a study of the efficacy of pressure garments ...
Goikhman Igor - - 2003
Hereditary neuropathy with liability to pressure palsies is an autosomal-dominant disorder, classically characterized by recurrent mononeuropathies, associated with a deletion at 17p11.2, encompassing the peripheral myelin protein 22 gene. The typical clinical episodes of pressure palsy are usually noted for the first time during the 2nd or 3rd decade of ...
Owen H - - 2002
An anatomically-correct model of a larynx inside a head and neck model was constructed so that the location, direction and amount of force applied to the neck could be measured. Fifty trained staff from three general hospitals were then asked to apply cricoid pressure on the model. None was able ...
Asai T - - 2002
We studied the reasons for difficulty with tracheal intubation over a fibrescope, and whether cricoid pressure facilitated intubation, in 50 patients. After induction of anaesthesia and neuromuscular blockade in 10 patients (phase 1), we attempted to clarify the reasons for difficulty in advancing a tracheal tube over an orally-inserted fibrescope, ...
Lui Jiin-Tarng - - 2002
Rapid-sequence induction with cricoid pressure is a standard procedure for inducing anesthesia in patients with a potentially full stomach. During the induction period, if the patient develops generalized movements of the body, the pressure level of the cricoid may change unexpectedly. As a result, the increase in intragastric pressure may ...
Masri Radi - - 2002
PURPOSE: To measure the pressure exerted by maxillary edentulous impressions composed of 3 commonly used impression materials using four different impression tray configurations. MATERIALS AND METHODS: The study was performed using an oral analog that simulated an edentulous maxillary arch. Three pressure transducers were imbedded in the oral analog, 1 ...
Smith Charles E - - 2002
PURPOSE: Cricoid pressure is commonly used during rapid sequence induction and intubation to minimize the risk of aspiration. The objective of the study was to evaluate the ease of fibreoptic (WuScope System(TM)) intubation in anesthetized adults receiving cricoid pressure. METHODS: The intubation difficulty scale (IDS) was used to measure tracheal ...
Hurlin Foley K - - 2002
Burns to the neck present a serious challenge to the pediatric burn team. Even when full neck range of motion is maintained, scarring may lead to banding and a loss of the neck's natural contour. Conventional thermoplastic neck conformers have been used to maintain neck position and provide pressure to ...
Kaur Manpreet - - 2002
The effects of various processing methods viz. pressure cooking with soaking, sprouting (48 h), sprouting and pressure cooking, dehulling, and pressure cooking of the dehulled legume on the bioavailability of zinc were studied. The total zinc content varied from 3.28 to 3.37%; the highest being in raw ricebeans and the ...
Clayden J - - 2001
The complete stereochemical course of a tin-lithium exchange/electrophilic quench sequence has been unambiguously determined by stereochemical characterization (using X-ray crystallography or NOE studies) at every step. Pairs of diastereoisomeric stannanes of known stereochemistry bearing atropisomeric amide substituents undergo tin-lithium exchange with alkyllithiums to give diastereoisomeric benzylic organolithiums whose stereochemistry can ...
Schmidt A - - 2001
BACKGROUND: For 40 years cricoid pressure has been used to prevent regurgitation of gastric contents during induction of anaesthesia. Recent studies have emphasised use of more moderate force so as not to deteriorate ventilation or endotracheal intubation. This study was undertaken to assess the current practice and knowledge of cricoid ...
Kobza-Black A - - 2001
Delayed pressure urticaria is a physical urticaria where erythematous, often painful swellings occur at sites of sustained pressure on the skin, after a delay of several hours. If sought, it is present in up to 40% of patients with ordinary chronic "idiopathic urticaria" to a varying degree. Compared with other ...
Hocking G - - 2001
We studied the effect of cricoid pressure and lateral tilt on airway patency during ventilation by facemask in a simulated obstetric setting. The lungs of 50 patients were ventilated by facemask and Guedel airway using a Nuffield Penlon 200 ventilator and Bain system with standard settings. Expired tidal volumes and ...
Saghaei M - - 2001
Cricoid pressure (CP) has been used to protect the patient from regurgitation and gastric insufflation. Because the hemodynamic effects of CP have not been evaluated independently, we designed this prospective study. Eighty ASA I adult patients were prospectively included in the study. Patients were randomly divided into Cricoid and Placebo ...
Schlesinger S - - 2001
The purpose of this study was to identify the use of rapid-sequence induction (RSI) and its hybrids. For the study, 67 Certified Registered Nurse Anesthetists at 1 hospital completed a survey describing their experience using a modified technique for patients with a moderately increased risk of regurgitation and aspiration. Patient ...
Lepski G R - - 2001
Hereditary neuropathy with liability to pressure palsy (HNPP) is a rare but probably under-diagnosed disorder of peripheral nerves in which individuals suffer from repeated motor and sensory neuropathies (pressure palsies) following brief nerve compression or mild trauma. A seemingly trivial insult such as sitting or kneeling may result in a ...
Zhang T Z - - 2001
In order to promote cleaner production in China, a package of policy options was presented based on the identification of the barriers encountered in the CP demonstration project and the effectiveness and feasibility of policy options for the CP implementation were analyzed. Furthermore, the policy mechanism framework was given, which ...
Shulman G B - - 2001
STUDY OBJECTIVE: To compare the Bullard laryngoscope (BL) with the flexible fiberoptic bronchoscope (FFB) in a cervical spine injury model, using inline stabilization. DESIGN: Randomized clinical trial. SETTING: Main operating room of a tertiary care hospital. PATIENTS: 50 adult, ASA physical status I, II, and III patients undergoing an elective ...
Helliwell V - - 2001
Six adult cadavers had 40 N cricoid pressure applied using a cricoid 'yoke' whilst maintaining manual in-line stabilisation of the cervical spine. No other spinal supports were used. Lateral radiographs were taken before and after applying pressure to the cricoid cartilage and the degree of cervical spine movement accurately determined. ...
Talmon Y - - 2001
Tooth protection during suspension microlaryngeal surgery is a challenge when teeth are damaged or missing. We present an effective, disposable and cheap tooth guard for microlaryngeal surgical procedures using Turbocast. The tooth guard transits the laryngoscope's pressure directly to the hard palate leaving the teeth uninvolved and free of any ...
Hodgson R E - - 2001
BACKGROUND: The lightwand may be useful as an alternative for tracheal intubation during a rapid-sequence induction of anesthesia in the presence of a full stomach. This study was undertaken to assess the effect of application of cricoid pressure on the success of lightwand intubation. METHODS: Sixty adult female patients presenting ...
Ho A M - - 2001
Cricoid pressure, when properly applied, may prevent gastric regurgitation and may improve the view of laryngoscopy. When improperly applied, however, it can impede laryngoscopy and mask-ventilation. When faced with a "cannot intubate" or "cannot mask-ventilate" situation, clinicians should reevaluate the manner with which the assistant is applying cricoid pressure and ...
Duhan A - - 2001
Four high-yielding varieties of pigeon pea namely UPAS-120, Manak, JCPL-151. ICPL-87 had considerable amounts of antinutrients i.e. saponins and trypsin inhibitors. Saponin content of these unprocessed cultivars ranged from 2164 to 3494 mg/100 g. There were significant varietal variations in trypsin inhibitor activity (1007-1082 TIU/g) of these pigeon pea cultivars. ...
Kaur M - - 2000
The effect of various processing treatments viz., soaking, pressure cooking, open pan cooking, germination followed by pressure cooking and roasting of whole ricebean and pressure cooking, open pan cooking and fermentation and frying of fermented batter of dehulled ricebean flour was assessed for total sugars and oligosaccharide contents. Dehulling caused ...
Lawler A - - 2000
An unusual coalition of scientists, activists, and politicians is pressuring NASA to rethink a September decision to put a 2004 mission to Pluto on hold because of budget constraints. The growing clamor is shaking up the planetary science community, which is also preparing for a mission at mid-decade to Europa, ...
Harioka T - - 2000
The efficacy of the McCoy laryngoscope, external laryngeal pressure, and their combination to improve the laryngoscopic view was evaluated in 219 patients and compared with the Macintosh laryngoscope. An experienced laryngoscopist performed laryngoscopy twice using the Macintosh laryngoscope and the McCoy laryngoscope in a random sequence, and external laryngeal pressure ...
Palmieri T L - - 2000
Pressure garments are used to alter the appearance of immature burn scars. These garments are costly, and delays in obtaining them are frequent. The purpose of the study was to determine the nature of the delays in the obtainment of pressure garments and to examine the role that the payer ...
Cook T M - - 2000
We studied 20 anaesthetic assistants applying simulated cricoid pressure with the left or right hand in random order. Simulated cricoid pressure was continued for up to 5 min with one hand and then, after resting, with the other hand. Applied pressure was measured at intervals and the subjects were blind ...
Flucker C J - - 2000
A recent study in our department demonstrated that depressing the plunger of a 50-mL syringe was reliably and linearly related to the force applied between 20 N and 50 N. Using a 50-mL syringe we constructed a simple device to help train anaesthetic assistants to apply cricoid pressure correctly. We ...
Nishi Y - - 2000
The purpose of the present study was to examine the effect of custom tray designs on local pressures against teeth during the impression procedure. In a previous study, a partially edentulous simulation model with a mobile tooth was used, and the effect of custom tray designs on the displacement of ...
Muneuchi J - - 2000
A 7-year-old female presented with fever, urinary incontinence, mental regression, gait disturbance, and lethargy after diarrhea. Magnetic resonance imaging revealed multifocal T(2)-weighted hypersignal lesions supportive of acute disseminated encephalomyelitis. Her mother had been diagnosed with hereditary neuropathy with susceptibility to pressure palsy. The girl was also determined to have hereditary ...
Hartsilver E L - - 2000
Cricoid pressure may cause airway obstruction. We investigated whether this is related to the force applied and to the technique of application. We recorded expired tidal volumes and inflation pressures during ventilation via a face-mask and oral airway in 52 female patients who were anaesthetised and about to undergo elective ...
Dravid R M - - 2000
We have assessed the effect of cricoid pressure on insertion of and ventilation through the cuffed oropharyngeal airway (COPA) in 53 patients, in a double-blind, randomized study. Two anaesthetists assessed adequacy of ventilation in anaesthetized and paralysed patients at the same time but using different methods. The first assessed ventilation ...
MacG Palmer J H - - 2000
Cricoid pressure is used to protect the lungs from contamination with gastric contents during tracheal intubation. We studied the effect of cricoid pressure applied with a yoke on 30 anaesthetised patients examined fibreoptically through a laryngeal mask airway. We assessed the effect of 20, 30 and 44 N on the ...
Khan F A - - 2000
This study aimed to evaluate whether the application of cricoid pressure at the time of induction of anaesthesia was associated with a lesser incidence of postoperative nausea or vomiting in the immediate postoperative period compared with a group in which no cricoid pressure was applied, in patients undergoing day care ...
Liebenberg W H - - 2000
An innovative direct technique that improves the accuracy of provisional acrylic resin restorations is introduced. A custom impression tray is modified to facilitate complete occlusal closure. This open tray is used to make an accurate overimpression prior to beginning tooth preparation procedures. Following tooth preparation, the acrylic resin-filled overimpression is ...
Gardner J - - 2000
Thanks to election-year realities, it's likely to be politics over policy on Capitol Hill in 2000. Congress and the Clinton administration have plenty of unfinished healthcare business, but with the pressures of the campaign trail, expect a shortened legislative window of opportunity. While healthcare remains high on everyone's agenda, the ...
Ungar M T - - 2000
The construct of peer pressure was examined as part of a qualitative study of the determinants of mental health for 41 high-risk adolescents. While the concept of peer pressure enables adults to explain youths' troubling behaviors, content analysis of the participants' accounts of their lives revealed peer pressure to be ...
Duhan A - - 2000
Four high yielding and early maturing cultivars of pigeon pea (Cajanus cajan) namely UPAS-120, ICPL-87, ICPL-151 and, especially, Manak, contained significant amounts of polyphenols (1075 to 1328 mg/100g), which may limit their utilization. The effectiveness of soaking (6, 12 and 18 h, 30 degrees C), soaking and dehulling, ordinary cooking, ...
Groce A - - 1999
Facial burns present many psychological and rehabilitation challenges. Many of our patients with facial burns who are children and adolescents have expressed that they prefer to wear the transparent face mask instead of the Jobst hood (Beiersdorf Jobst Inc, Charlotte, NC) with an underlying silicone face pad. However, questions have ...
1 2 3 4 5 >