The Valsalva maneuver: its relationship to chronic recurrent aerotitis media.
نویسنده
چکیده
منابع مشابه
The use of tympanometry to detect aerotitis media in hypobaric chamber operations.
Diagnosis and quantification of aerotitis media were performed using a modified commercially-available tympanometer under hypobaric conditions. Subjects were 22 males and 9 females, 22-43 years of age, who were tested in each ear with the tympanometer prior to and after exposure, sequentially at the barometric pressure plateaus of 706, 656, 609, 586, 564, and 522 mm Hg, and following an induced...
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Background: Propofol is commonly used in anesthesia practice because of its rapid recovery time, but pain upon injection is one of the unfavorable complications of this drug, which can cause both physical and mental discomfort for patients. Therefore, it is important to lower the pain on injection of Propofol in patients undergoing anesthesia. As a result, the current study was conducted in ord...
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Introduction: Propofol is one of the most common anesthetic drugs. Painful injection with a reported prevalence of 28 to 90% in various studies is one of the problems of taking Propofol. The present study investigated the effect of performing the Valsalva maneuver and tourniquet twisting on pain intensity and hemodynamic changes. Materials and Methods: This clinical trial was performed on 105 p...
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In order to determine the effect of Valsalva maneuver and head rotation on the internal jugular vein (IJV) diameter and cross-sectional area and overlap with the carotid artery (CA) and find the best technique for safe cannulation of the IJV and decrease the risk of CA puncture, the diameter of both the IJV and the CA and percentage of overlap between the two vessels and cross-sectional are...
متن کاملValsalva termination of ventricular tachycardia.
Nine patients with recurrent ventricular tachycardia (VT) that could be repeatedly terminated by a Valsalva maneuver are described. In two, the tachycardia would cease for only a few seconds and then resume, whereas in seven, the tachycardia could be permanently and reproducibly terminated with a Valsalva maneuver. In all patients the tachycardia ended during the strain phase of the Valsalva ma...
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ورودعنوان ژورنال:
- Aeromedical reviews
دوره 5-61 شماره
صفحات -
تاریخ انتشار 1961