positive pressure
Noninvasive positive pressure ventilation for acute respiratory failure in children: a concise review
... increased positive pressure in the alveoli at end-expira- tion ...alveolar pressure must be reduced to subatmospheric levels to initiate the next breath, this auto-PEEP increases the inspiratory load ...
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Early mobilization versus positive pressure in the postoperative period of elective abdominal surgery: A randomized clinical trial
... versus positive pressure in the postoperative period of elective abdominal surgery, so this study is of great relevance because it brings comparative data of the two techniques and proves that early ...
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General anesthesia and positive pressure ventilation suppress left and right ventricular myocardial shortening in patients without myocardial disease – a strain echocardiography study
... blood pressure, cardiac filling and myocardial ...with positive pressure breathing on LV and RV systolic function, as assessed by speckle tracking-de- rived myocardial strain of the LV and ...
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Evaluation of a continuous-positive pressure generating system
... of positive pressure in a lung test ...of pressure was associated with the immersion depth and the diameter of the bubble tubing, and the flow resistor exerted a stabilizing effect on the generated ...
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Positive pressure drug releasing device
... A positive pressure long-term drug delivery device particularly useful for the intravaginal or intrauterine release of a drug capable of passing through a diffusion membrane and being absorbed by the ...
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Noninvasive positive pressure ventilation in acute asthmatic attack
... risk for complications such as barotrauma, noso- comial infections, muscle weakness, increased length of hospital stay and increased mortality [8–10]. These patients are often difficult to ven- tilate, have low ...
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Modified Schema for Classifying Positive-Pressure Tympanograms
... Fourteen of the high-positive air pressure tympanograms showed low compliance (>5.5 Madsen.. units), and of these, six (43%) were associated with ears.[r] ...
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A Prospective Randomized, Controlled Trial Comparing Synchronized Nasal Intermittent Positive Pressure Ventilation Versus Nasal Continuous Positive Airway Pressure as Modes of Extubation
... blood pressure of ⬎140 mm Hg and a diastolic pressure of ⬎ 90 mm Hg in the presence of proteinuria ( ⬎ 300 mg/24 hours) and nondependent ...A positive culture from the amniotic fluid was defined as ...
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Trends in survival among extremely-low-birth-weight infants (less than 1000 g) without significant bronchopulmonary dysplasia
... Mild BPD were defined by a supplemental oxygen requirement at 28 days of life and moderate BPD if breathing room air or a need for < 30% oxygen at 36 weeks postmenstrual age or discharge from the NICU, whichever came ...
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A pilot study of improvised CPAP (iCPAP) via face mask for the treatment of adult respiratory distress in low-resource settings
... The respiratory setup described in this manuscript (termed “improvised CPAP” or iCPAP) is based on the principle of bubble CPAP and intended as a means of providing adult CPAP when a ventilator is not available. The ...
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Delivery Room Continuous Positive Airway Pressure/Positive End-Expiratory Pressure in Extremely Low Birth Weight Infants: A Feasibility Trial
... Results. A total of 104 infants were enrolled over a 6-month period: 55 CPAP and 49 control infants. No infant was intubated in the DR for the exclusive purpose of surfactant administration. Forty-seven infants were ...
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Delivery Room Continuous Positive Airway Pressure and Pneumothorax
... There were several limitations to our study. First, this was a retrospective analysis, and randomization was not possible. This weakness was in part mitigated by using 4 methods: logistic regression, analysis adjusted ...
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Biphasic Positive Airway Pressure or Continuous Positive Airway Pressure: A Randomized Trial
... water pressure as this avoids abrupt withdrawal of positive pressure and risk of ...baseline pressure during biphasic support was lower than the continuous distending pressure given in ...
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Clinical review: Biphasic positive airway pressure and airway pressure release ventilation
... Assisted inspiration with PSV did not produce significant improvement in intrapulmonary shunt, V A /Q matching, or gas exchange when compared with CMV in a previous study [11]. This is in agreement with observations ...
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Neonatal respiratory support strategies for the management of extremely low gestational age infants: an Italian survey
... Results: A 100% response rate was obtained. In the Delivery Room, sustained lung inflation was performed in 74. 8% of centres, and 89.2% used NCPAP. For ELGANs who need invasive MV, conventional MV was the most used ...
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Pavane for a pulse pressure variation defunct
... value of 13% to be validly indicating volume responsive- ness [22] and De Backer and colleagues argued that the tidal volume must exceed 8 ml/kg for PPV to reliably indi- cate volume responsiveness at a threshold value ...
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06_Lecture_Outline_Bio 1107_Fall 2011 (Lipid).ppt
... Solutes and positive pressure have opposing effects on water movement. Pure water at equilibrium Positive pressure[r] ...
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The Key Roles of Negative Pressure Breathing and Exercise in the Development of Interstitial Pulmonary Edema in Professional Male SCUBA Divers
... hydrostatic pressure creates a greater transpulmonary pressure difference [16, 17] and results in a more negative breathing pressure ...airway pressure is lower than the hydrostatic ...
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Effect of high-frequency oscillatory ventilation on esophageal and transpulmonary pressures in moderate-to-severe acute respiratory distress syndrome
... Background: High‑frequency oscillatory ventilation (HFOV) has not been shown to be beneficial in the manage‑ ment of moderate‑to‑severe acute respiratory distress syndrome (ARDS). There is uncertainty about the actual ...
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Detection of ‘best’ positive end expiratory pressure derived from electrical impedance tomography parameters during a decremental positive end expiratory pressure trial
... Intratidal gas distribution was first described by Löwhagen et al. who used this technique in 16 volume- controlled ALI/ARDS patients to describe ventilation dis- tribution to different lung regions within an inspiration ...
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