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Ludolph Ingo I Department of Plastic and Hand Surgery and Laboratory for Tissue Engineering and Regenerative Medicine, University Hospital of Erlangen, Friedrich-Alexander-University of Erlangen-Nuernberg, Erlangen, - - 2014
The aim of this article is to improve the treatment of patients with complete skin loss of the penile shaft after Fournier's gangrene or hidradenitis suppurativa using modern biomatrices and topical negative pressure therapy. From January 2010 to December 2011, three patients with Fournier's gangrene or hidradenitis suppurativa were treated. ...
Saaby Marie-Louise ML Sorgenfrigaardsvej 108b, 2800 Lyngby, Denmark. - - 2014
Stress urinary incontinence (SUI) occurs when the bladder pressure exceeds the urethral pressure in connection with physical effort or exertion or when sneezing or coughing and depends both on the strength of the urethral closure function and the abdominal pressure to which it is subjected. The urethral closure function in ...
Tong Kim - - 2013
To describe (1) the radiographic appearance of intact hydraulic urethral sphincters (HUS) and (2) the success of leak detection using clinically feasible methods. Prospective, blinded in vitro study. Thirty HUS devices (10 each of 8, 10, and 12 mm diameter sizes). All devices were inflated with saline (0.9% NaCl) solution to ...
Lee J H - - 2013
A recording of the intracavernosal pressure (ICP) in conscious rats using telemetry has the advantage of being able to evaluate erection under physiological conditions. The aim of this study was to determine whether the radiotelemetric assessment of ICP in apomorphine-induced erection is appropriate for assessing erectile function in an animal ...
Corona-Quintanilla Dora L - - 2013
AIM: To evaluate the role of pelvic and perineal striated muscles on urethral function during micturition. METHODS: Pubococcygeus, or both bulbospongiosus and ischiocavernosus muscles were electrically stimulated during the voiding phase of micturition, and bladder and urethral pressure were simultaneously recorded in urethane anesthetized female rabbits. Bladder and urethral function ...
Wang Zhihong - - 2013
We investigated the dependence of electromechanical coupling and the piezoelectric response of a micromachined Pb(Zr0.52Ti0.48)O3 (PZT) diaphragm on its curvature by observing the impedance spectrum and central deflection responses to a small AC voltage. The curvature of the diaphragm was controlled by applying air pressure to its back. We found ...
Jesus L E - - 2012
OBJECTIVE: Abnormal uroflowmetries are common after tubularized incised plate urethroplasties (TIP), perhaps due to low compliance. We hypothesized that (1) abnormal uroflowmetries after TIP might be caused by segmental lower compliance; (2) by adding a graft to the raw area in the incised plate (TIPG), compliance might be improved by ...
Anusionwu Ifeanyi - - 2012
PURPOSE: We compared cuff sites and assessed anatomical and manometric differences between the transscrotal and perineal approaches to artificial urinary sphincter placement in fresh male cadavers. MATERIALS AND METHODS: Artificial urinary sphincter implantation using perineal and transscrotal incisions was performed in 15 fresh male cadavers. The artificial urinary sphincter cuffs ...
Ishimatsu Naoki - - 2012
Nano-polycrystalline diamond (NPD) [Irifune et al. (2003), Nature (London), 421, 599] has been used to obtain a glitch-free X-ray absorption spectrum under high pressure. In the case of conventional single-crystal diamond (SCD) anvils, glitches owing to Bragg diffraction from the anvils are superimposed on X-ray absorption spectra. The glitch has ...
Hannah Daniel C - - 2012
A lack of consensus persists regarding the origin of photoluminescence in silicon nanocrystals. Here we report pressure-dependences of x-ray diffraction and photoluminescence from alkane-terminated colloidal particles. We determine the diamond-phase bulk modulus, observe multiple phase transitions, and importantly find a systematic photoluminescence red-shift that matches the Xconduction-to-valence transition of bulk ...
Liu Yihong - - 2012
Pinned water films in a microfluidic channel act as elastic membranes under tension that increase capillary pressures while preserving the mechanical work dissipated around capillary pressure-saturation, P(c)-S(w), hysteresis cycles. High-resolution two-photon laser micromachining of SU-8 photoresist was used to fabricate wedge-shaped microfluidic channels that included sharp edge features to pin ...
Senbel Amira M - - 2012
Objectives  This study aims to further elucidate the role of adrenergic transmission in erection and to highlight whether adrenergic transmission in the penis modulates sildenafil's action. Methods  measurement of intracavernosal pressure in the anesthetized rat model. Key findings  Guanethidine (3 and 6 mg/kg) potentiated intracavernosal pressure/mean arterial pressure (ICP/MAP) rises in ...
Kadhim Muayad - - 2012
Planovalgus foot deformity is common in children with cerebral palsy. Several pathologies contribute to the deformity. It begins with the lateral displacement of the navicular and the talar head becomes uncovered and prominent in the medial side of the midfoot. The purpose of this study was to assess the correlation ...
Eshet Hagai H Department of Chemistry and Applied Biosciences, ETH Zürich, Zürich, Switzerland. - - 2012
X-ray diffraction experiments have shown that sodium exhibits a dramatic pressure-induced drop in melting temperature, which extends from 1000 K at ~30 GPa to as low as room temperature at ~120 GPa. Despite significant theoretical effort to understand the anomalous melting, its origins are still debated. In this work, we ...
Ryan Silke - - 2011
Side-effects directly due to the nasal mask are common in patients with obstructive sleep apnoea syndrome (OSAS) commencing continuous positive airway pressure (CPAP). Recently, nasal pillows have been designed to overcome these issues. Limited evidence exists of the benefits and effectiveness of these devices. Twenty-one patients (19 male, 49±10years) with ...
Goldberg David S - - 2011
56-year-old man who had previously undergone Jones tube placement began nasal continuous positive airway pressure for obstructive sleep apnea. Continuous positive airway pressure was not tolerated due to air regurgitation. A novel and simple treatment was devised by taping a small piece of wet cotton over the external end of ...
Weingarten Toby N - - 2011
BACKGROUND: The purpose of this study was to determine if the routine use of postoperative continuous positive airway pressure (CPAP) in patients undergoing laparoscopic Roux-en-Y gastric bypass (RYGB) is associated with an increase in transmural gastric pouch pressure, which may create the risk for anastomotic leak. METHODS: Transmural gastric pressures ...
Silvestrini Nicolas - - 2011
This experiment investigated the combined effect of masked affective stimuli and task difficulty on effort-related cardiovascular response. Cardiovascular reactivity (ICG, blood pressure) was recorded during a baseline period and performance of an easy or difficult attention task in which participants were exposed to masked sad vs. happy facial expressions. As ...
Deeter Kristina H KH Department of Pediatrics, Seattle Children's Hospital, University of Washington, Seattle, WA, - - 2011
Diabetic ketoacidosis (DKA) may result in both dehydration and cerebral edema but these processes may have opposing effects on blood pressure. We examined the relationship between dehydration and blood pressure in pediatric DKA. A retrospective review was performed at Seattle Children's Hospital, Seattle, WA. Participants were hospitalized children less than ...
Soo J C L - - 2011
The scientific justification for particular values of intra-operative hypotension is poorly substantiated. To provide a rationale for appropriate values we recorded blood pressure measurements at home for 24 h using an automated non-invasive ambulatory blood pressure measurement device. These blood pressures were compared with blood pressure measured before and during general ...
Astengo Marco - - 2011
Background: Blood pressure (BP) variations occurring after hospital discharge in a population of older hypertensives have not been previously investigated. Design: elderly (≥65 years) hypertensives admitted to the geriatric acute ward of a university-teaching hospital were enrolled in this prospective observational study. Methods: Exclusion criteria were terminal illness, discharge to ...
Sung Shih-Hsien - - 2011
BackgroundThe role of pulsatile hemodynamics in the management of patients with acute heart failure syndrome (AHFS) remains to be elucidated. We investigated the changes of the pulsatile hemodynamics along the hospital course of AHFS in relation to short-term outcomes.MethodsA total of 80 AHFS patients (73.2 ± 14.1 years, 82.5% men) ...
Bakker Jessie - - 2011
Auto-adjusting positive airway pressure (APAP) devices are being increasingly used to treat obstructive sleep apnoea (OSA). Anecdotal encounters of obese patients requiring high therapeutic pressure whose OSA was inadequately controlled by APAP led to this study aiming to compare the effectiveness of continuous positive airway pressure (CPAP) and APAP (S8 ...
Nakajima Tadashi - - 2011
Objective This study aimed to identify factors associated with the functional outcomes of patients with cerebral embolism due to nonvalvular atrial fibrillation. Methods We retrospectively investigated the short-term functional outcomes of 134 patients diagnosed with cardiogenic cerebral embolism due to nonvalvular atrial fibrillation during the period of May 2006 to ...
Wald Martin - - 2011
Continuous positive airway pressure (CPAP) systems for preterm infants work with conventional ventilators or use a jet ventilation system. It is assumed that the most important advantage of jet-CPAP systems is a lower expiratory resistance (R(E) ). We investigated the R(E) of seven different CPAP systems. We studied two primary-care ...
Hasan Rashed A - - 2011
Use of high-flow humidified nasal cannulas to deliver continuous positive airway pressure in children is increasing. Data on the relationship between the flow values and the corresponding pressures are limited. The purpose of this experiment was to evaluate the relationship between the device, intraprong, and proximal airway pressures and the ...
Herbstreit Frank - - 2010
Reversal of residual neuromuscular blockade by acetylcholinesterase inhibitors (e.g., neostigmine) improves respiratory function. However, neostigmine may also impair muscle strength. We hypothesized that neostigmine administered after recovery of the train-of-four (TOF) ratio impairs upper airway integrity and genioglossus muscle function. We measured, in 10 healthy male volunteers, epiglottic and nasal ...
Fang F - - 2010
Zinc oxide (ZnO) nanorods have been synthesized via the arc discharge method. Different oxygen partial pressures were applied in the arc discharge chamber to modulate the field emission properties of the as-synthesized ZnO nanorods. Scanning electron microscopy (SEM) was carried out to analyze the morphology of the ZnO nanorods. The ...
Diblasi Robert M - - 2010
We have developed two devices: a high-amplitude bubble continuous positive airway pressure (HAB-CPAP) and an inexpensive bubble intermittent mandatory ventilator (B-IMV) to test the hypotheses that simple, inexpensive devices can provide gas exchange similar to that of bubble CPAP (B-CPAP) and conventional mechanical ventilation (CMV). Twelve paralyzed juvenile rabbits were ...
Uthoff Heiko - - 2011
To determine the relationship between central venous pressure (CVP) and renal function in patients with acute heart failure (AHF) presenting to the emergency department. Central venous pressure was determined non-invasively using compression sonography in 140 patients with AHF at presentation. Worsening renal function (WRF) was defined as an increase in ...
Cesaretti Manuela - - 2010
Tako-tsubo cardiomyopathy is a rapidly reversible form of acute heart failure triggered by stressful events that occur more frequently in postmenopausal women. A central role is supposed to be played by catecholamines and the association with pheocromocytoma is rare. We describe a patient admitted for abdominal pain and suffering of ...
Fan W-H - - 2011
To investigate the responses of nasal airway and autonomic nervous system (ANS) under controlled nasal breathings. Ten healthy volunteers, aged between 21 and 37 years, were enrolled. The participants breathed either through bilateral nostrils (BNB) or unilaterally through the left nostril (UNB) at 0.25 Hz for 5 min. The electrocardiography was simultaneously recorded ...
Berry Richard B - - 2010
Noninvasive positive pressure ventilation (NPPV) devices are used during sleep to treat patients with diurnal chronic alveolar hypoventilation (CAH). Bilevel positive airway pressure (BPAP) using a mask interface is the most commonly used method to provide ventilatory support in these patients. BPAP devices deliver separately adjustable inspiratory positive airway pressure ...
Tagaito Yugo - - 2010
BACKGROUND: Obstructive sleep apnea (OSA) is an independent risk factor for difficult and/or impossible mask ventilation during anesthesia induction. Postural change from supine to sitting improves nocturnal breathing in patients with OSA. The purpose of this study was to evaluate the effect of patient position on collapsibility of the pharyngeal ...
Briganti Angela - - 2010
To evaluate the tolerance of a continuous positive airway pressure (CPAP) mask in tranquilized dogs and compare PaO₂ in arterial blood in dogs receiving oxygen with a regular face mask or CPAP mask set to maintain a pressure of 2.5 or 5 cm H₂O. Prospective, randomized clinical study. University teaching ...
Moran Alicia M - - 2011
Adherence with continuous positive airway pressure (CPAP) for obstructive sleep apnea (OSA) has been problematic. Understanding the factors associated with nonadherence may assist with psychosocial interventions. The objective of this study was to examine the relationship between adherence and three measures of personality and coping strategies. Ratings on the behavioral ...
Williamson Jonathan P - - 2011
Our understanding of how airway remodeling affects regional airway elastic properties is limited due to technical difficulties in quantitatively measuring dynamic, in vivo airway dimensions. Such knowledge could help elucidate mechanisms of excessive airway narrowing. To use anatomical optical coherence tomography (aOCT) to compare central airway elastic properties in control ...
Johnson Jacob A - - 2010
Three pediatric chimpanzees and one pediatric gibbon were anesthetized for routine physical examination. Anesthesia was maintained with inhalant delivered via a laryngeal mask airway (LMA). The LMA was easy to insert, provided adequate control of the airway for ventilation, and caused no tracheal stimulation. No complications were observed. As compared ...
Gasteiger L - - 2010
In a randomised, non-crossover study, we tested the hypothesis that the ease of insertion using a duodenal tube guided insertion technique and the oropharyngeal leak pressure differ between the LMA ProSeal and the i-gel in non-paralysed, anesthetised female subjects. One hundred and fifty-two females aged 19-70 years were studied. Insertion ...
Powner David J - - 2010
Airway pressure release ventilation is most commonly used during donor care to treat hypoxemia and to avoid high peak airway pressure. The traditional concept of cyclic inhalation/exhalation is replaced by a continuous positive airway inflation interspersed by brief episodes in which the positive pressure is reduced. The variables, Pressure-high, Pressure-low, ...
Lee Li-Ching - - 2010
Recent studies suggest that obstructive sleep apnea (OSA) causes thoracic aortic dilatation; but it is well accepted that hypertension can cause aortic dilatation, and hypertension is a common finding in patients with OSA. We aimed to investigate the relative impact of OSA and hypertension on the structural and functional changes ...
Sanuki Takuro - - 2011
This study was performed to determine the optimal degree of mouth opening in anesthetized patients requiring laryngeal mask airway (LMA) during oral surgery. A single, experienced LMA user inserted the LMA in 15 patients who were scheduled for elective oral surgery. Oropharyngeal leak pressure, intracuff pressure, and fiberoptic assessment of ...
Jaimchariyatam Nattapong - - 2010
Obstructive sleep apnea (OSA) is associated with significant cardiovascular (CV) morbidity. Continuous positive airway pressure (CPAP) is the standard treatment for moderate to severe OSA, resulting in a reduction in CV morbidity. No studies have compared CV outcomes between CPAP and no CPAP in mild OSA (5>or=AHI<15). Retrospective cohort study ...
Randerath Winfried J - - 2010
About half of the patients suffering from heart failure present with sleep-disordered breathing. In most cases obstructive and central breathing disturbances (including Cheyne-Stokes respiration [CSR]) coexist. CSR is defined by a waxing and waning pattern of the tidal volume. While its pathophysiology has not been elucidated completely, increased ventilatory sensitivity ...
Ho Tsyr-Yuh - - 2010
There has been concern over the effect of vigorous bubbling on the delivery pressure during the operation of the bubble nasal continuous positive airway pressure (CPAP) system. We investigated the relationship between intra-tubing pressure changes and flow rates in a closed bubble CPAP system in vitro. Using an experimental (in ...
Bakker Jessie P - - 2011
Non-invasive measurements of arterial stiffness including the augmentation index (AIx) and central blood pressure (BP) have been used to assess the cardiovascular health of patients with obstructive sleep apnoea (OSA), a well-established independent risk factor of cardiovascular disease. Continuous positive airway pressure (CPAP) can significantly reduce the AIx, but no ...
Gantner Dashiell - - 2010
BACKGROUND AND OBJECTIVE: OSA is a common condition associated with cardiovascular (CV) morbidity. It remains underdiagnosed globally in part due to the limited availability and technical requirements of polysomnography (PSG). The aim of this study was to test the accuracy of two simple methods for diagnosing OSA. METHODS: Consecutive subjects ...
Ihra Gerald C - - 2010
Supraglottic jet ventilation (JV(S)) with injectors above airway stenoses may result in inadvertent high lung pressures. We designed this study to investigate intrinsic positive end-expiratory pressure (PEEP(i)) during jet ventilation via a distant injector in a model of dynamic upper airway obstruction. Respiratory pressure-time curves were recorded during JV(S) in ...
Yamashita Suguru - - 2010
The coexistence of obstructive sleep apnea (OSA) may impose an additional risk on aortic dissection due to the possible increase in aortic transmural pressure. Thus, effective treatment for OSA, such as noninvasive positive pressure ventilation (NPPV), is thought to decrease the risk in patients with aortic dissection. We experienced one ...
McArdle Nigel - - 2010
BACKGROUND AND AIMS: Manual laboratory continuous positive airway pressure (CPAP) titration for obstructive sleep apnoea (OSA) is costly, time intensive and delays access to treatment. Automatic positive airway pressure (APAP) titration has the potential to reduce cost and improve access to treatment. The aim of this study was to assess ...
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