Results 81 to 90 of about 77,383 (300)

Influence of injection rates of calibrating standard solution on monitoring pulse indicator continuous cardiac output

open access: yesBioMedical Engineering OnLine, 2018
Objective This study aimed to investigate the influence of injection rates of calibrating standard solution on monitoring pulse indicator continuous cardiac output (PICCO, made in Germany), and thereby to provide significant references for clinical ...
Chen Shu-Lan   +6 more
doaj   +1 more source

Astrocytic Mitochondria Transplantation Rescues Neuron Loss and Dendritic Injuries in Acute Cerebral Ischemic Stroke Mouse Model by Flexibly Regulating Mitochondria Dynamics

open access: yesAnnals of Neurology, EarlyView.
Objective Cerebral ischemic stroke causes neuronal oxygen/energy deprivation, disrupting mitochondrial function including reduced membrane potential and bioenergetics, exacerbating neuronal injury. Mitochondrial defects are, therefore, a central neuropathological node and potential therapeutic target.
Ning Bian   +9 more
wiley   +1 more source

Complex of ultrasound techniques in diagnosis of nodular thyroid pathology

open access: yesКубанский научный медицинский вестник, 2014
The objectives of this study is evaluation of the role of elastography of shear wave in addition to color Doppler ultrasound in differential diagnosis of the focal thyroid pathology. For this purpose 134 patients with different nodal pathology of thyroid
A. V. Pomortsev   +3 more
doaj  

Non-contrast ultrasound assessment of blood flow in clinical practice

open access: yesJournal of Ultrasonography
Since the first clinical use of ultrasound in the 1940s, significant advancements have been made in its applications. Color Doppler imaging and power Doppler imaging are considered the first and second generations of flow ultrasound assessment tools ...
Babington Emmanuel Abiola   +3 more
doaj   +1 more source

Utility of color flow Doppler ultrasound to identify peripheral intravenous catheter position in adult surgical patients

open access: yesSAGE Open Medicine, 2020
Objective: To evaluate color flow Doppler flow ultrasound compared to standard clinical techniques, to detect the intravascular position of peripheral intravenous catheters in adult surgical patients. Methods: A prospective study was conducted in adult (>
Efrain Riveros-Perez   +5 more
doaj   +1 more source

Experimental investigation of inter-element isolation in a medical array transducer at various manufacturing stages [PDF]

open access: yes, 2016
This work presents the experimental investigation of vibration maps of a linear array transducer with 192 piezoelements by means of a laser Doppler vibrometer at various manufacturing finishing steps in air and in water.
Bini, Fabiano   +2 more
core   +1 more source

Influence of Wall Deformation Structure on the Liquid Film Flow Behavior Under Turbulent Conditions

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT To explore the influence of typical wall deformation structure in the scrubbing‐cooling tube on the liquid film, this paper studied the liquid film flow behavior on the riblet walls with representative riblet radii and compared them with the flat wall. Under different liquid film Reynolds numbers (Rel = 8.3 × 103 ~ 3.14 × 104), the liquid film
Qian Liu   +5 more
wiley   +1 more source

Imaging of blood flow and oxygen state with a multi-segment optoacoustic ultrasound array

open access: yesPhotoacoustics, 2018
Changes in hemodynamic parameters are directly linked to biological function and physiological activity. Characterization of hemodynamics is commonly performed by Doppler ultrasound, which provides accurate measurements of blood flow velocity.
Elena Merčep   +2 more
doaj   +1 more source

Fast reconstruction of 3D blood flows from Doppler ultrasound images and reduced models

open access: yes, 2020
This paper deals with the problem of building fast and reliable 3D reconstruction methods for blood flows for which partial information is given by Doppler ultrasound measurements.
Galarce, Felipe   +3 more
core   +3 more sources

TWEAK/Fn14 signaling drives oxidative cardiac injury in systemic lupus erythematosus: Evidence from patient biomarker studies, lupus mouse models, and cardiomyocyte assays

open access: yesArthritis &Rheumatology, Accepted Article.
Objective Cardiac involvement is a major cause of morbidity in systemic lupus erythematosus (SLE). Tumor necrosis factor–like weak inducer of apoptosis (TWEAK) is elevated in SLE, but its contribution to lupus‐associated cardiac injury is unclear. We investigated the role of TWEAK/Fn14 signaling in SLE‐related cardiomyopathy and its potential as a ...
Yale Liu   +12 more
wiley   +1 more source

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