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Long-term exposure to ambient air pollution and measures of central hemodynamics and arterial stiffness among multiethnic Chicago residents
ObjectivesTo examine whether long-term air pollution exposure is associated with central hemodynamic and brachial artery stiffness parameters.
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Determination of aortic pulse transit time based on waveform decomposition of radial pressure wave
Carotid-femoral pulse transit time (cfPTT) is a widely accepted measure of central arterial stiffness. The cfPTT is commonly calculated from two...
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Human pulse wave detection with consumer earphones and headphones
Dynamic earphones/headphones and microphones can detect sounds below the human audible frequency. Based on this principle, we propose a new method of...
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Soliton pulse compression in air-core photonic band-gap fibre
We report the study on pulse compression using air-core photonic band-gap fibre filled with air. The distortion of the output pulse is minimised...
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Accuracy of pulse pressure variations for fluid responsiveness prediction in mechanically ventilated patients with biphasic positive airway pressure mode
The accuracy of pulse pressure variation (PPV) to predict fluid responsiveness using pressure-controlled (PC) instead of volume-controlled modes is...
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Does tidal volume challenge improve the feasibility of pulse pressure variation in patients mechanically ventilated at low tidal volumes? A systematic review and meta-analysis
BackgroundPulse pressure variation (PPV) has been widely used in hemodynamic assessment. Nevertheless, PPV is limited in low tidal volume...
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Increasing pulse pressure ex vivo, mimicking acute physical exercise, induces smooth muscle cell-mediated de-stiffening of murine aortic segments
The mechanisms by which physical activity affects cardiovascular function and physiology are complex and multifactorial. In the present study,...
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A Pneumatic Low-Pass Filter for High-Fidelity Cuff-Based Pulse Waveform Acquisition
Cuff-based pulse waveform acquisition (CBPWA) devices are reliable solutions for non-invasive cardiovascular diagnostics. However, poor signal...
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Experimental Study of Dissimilar Double Pulse Resistance Spot Welded Austenitic Stainless Steel and Weathering Steel
The aim of this study is to prevent thermal cracking in the fusion zone of dissimilar resistance spot weld, which arises due to the electrical and...
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Comparison of arterial stiffness indices measured by pulse wave velocity and pulse wave analysis for predicting cardiovascular and all-cause mortality in a Chinese population
Arterial stiffness measured by pulse wave velocity and pulse wave analysis has been widely studied in different populations in terms of its...
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Correlation between short-term blood pressure variability parameters with mobil-O-graph pulse wave velocity
BackgroundBlood pressure variability (BPV) and arterial stiffness show an association with increased cardiovascular events. Evidences demonstrated an...
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Changes of operative performance of pulse pressure variation as a predictor of fluid responsiveness in endotoxin shock
Several limitations regarding pulse pressure variation (PPV) use have been reported. Our aim was to describe changes in the PPV operative performance...
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Arterial Pulse Wave Velocity: Prototype Device Based on Photoplethysmography
Measurement of changes in arterial stiffness can be used as an early predictor of cardiovascular disease, the world’s leading cause of death. Changes...
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Pulse Energy of a Non-Relativistic, High-Current Electron Beam
AbstractEnergetic characteristics of a high-current electron gun with a cathode assembly based on multi-gap initiation of explosive emission by...
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Antibiotics in elderly Chinese population and their relations with hypertension and pulse pressure
Although antibiotic exposure in the general population has been well documented by a biomonitoring approach, epidemiologic data on the relationships...
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Intraocular Pressure
Intraocular pressure (IOP) measurement is essential for diagnosing and managing glaucoma. The Goldmann applanation tonometer (GAT) is the current...
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Resistance characteristics of paste pipeline flow in a pulse-pum** environment
Paste flow patterns and microscopic particle structures were studied in a pressurized environment generated by a pulse pump. Complex loop-pipe...
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Ambulatory blood pressure parameters and their association with albuminuria in adolescents with type 1 diabetes mellitus
BackgroundThis study aimed to evaluate the blood pressure (BP) status, including arterial stiffness parameters, hemodynamic indicators, circadian...
