Results 61 to 70 of about 92,232 (308)

Ultrasound in Women's Health: Mechanisms, Applications, and Emerging Opportunities

open access: yesAdvanced Materials, EarlyView.
As healthcare moves toward decentralization, ultrasound technologies are evolving from strictly imaging tools in clinical settings into versatile diagnostic and therapeutic platforms, with growing roles addressing women's health needs. This review highlights how ultrasound's underlying physical mechanisms can be harnessed to reduce disparities in women'
Sarah B. Ornellas   +7 more
wiley   +1 more source

Sonography of the distal urethra in lambs [PDF]

open access: yes, 2017
Sonography is a convenient, non-invasive diagnostic modality in small ruminants, often used in reproductive management, internal medicine, and surgery.
AlLugami, Ammar   +3 more
core   +2 more sources

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Peculiarities of ultrasound diagnostics of paraurethral glands in women of fertile age

open access: yesPatologìâ, 2021
Aim. Evaluation of ultrasound diagnostics of paraurethral glands considering their types of location in women of fertile age. Materials and methods. A gynaecological, sexological and ultrasound study of 94 women in the age from 24 to 42 (average age ...
V. M. Grygorenko   +5 more
doaj   +1 more source

In Vitro Flow Modelling for Mitral Valve Leakage Quantification [PDF]

open access: yes, 2009
In this study particle image velocimetry (PIV) is used to measure and visualise the blood flow through a leaking mitral heart valve. The results are compared with the results from Doppler echocardiography and computational fluid dynamics (CFD). Using CAD,
Claessens, Tom   +6 more
core   +1 more source

Sleep Alters the Velocity of Physiological Brain Pulsations in Humans

open access: yesAdvanced Science, EarlyView.
Sleep alters I/CSF oscillatory flow, driven by increased respiratory (29%) and vasomotor pulsation (21%) velocities, while cardiovascular pulsations decreased by (22%). Velocity is quantified using optical flow analysis of MREG data. Spectral power increases alongside these pulsations (spatial correlation, r = 0.35 and r = 0.39, respectively ...
Ahmed Elabasy   +13 more
wiley   +1 more source

Carotid artery disease screening : assessment of criteria [PDF]

open access: yes, 1996
The Department of Radiology at St. Luke’s Hospital has provided a screening service for stroke related disease since April 1991. This consisted of Duplex Ultrasound screening (DUS) for Extracranial Carotid Artery Disease (ECAD) followed by angiography or
Galea Debono, Anthony   +2 more
core  

Testing a new surfactant in a widely-used blood mimic for ultrasound flow imaging [PDF]

open access: yes, 2017
Background: A blood-mimicking fluid developed by Ramnarine et al. has been widely used in flow phantoms for ultrasound flow imaging research, and it has also been cited by IEC 61685 as a reference for making blood-mimicking fluid.However, the surfactant ...
IEC 61685.   +3 more
core   +2 more sources

Evidence for uteroplacental malperfusion in fetuses with major congenital heart defects. [PDF]

open access: yes, 2020
AIMS: Fetuses affected by congenital heart defects (CHD) are considered to be at increased risk of fetal growth restriction and intrauterine demise.
Binder, J   +5 more
core   +2 more sources

Decoding Human Placental Cellular and Molecular Responses to Obesity and Fetal Growth

open access: yesAdvanced Science, EarlyView.
Women with obesity often deliver large‐for‐gestational‐age (LGA) infants. Single‐nucleus RNA sequencing of term placenta reveals that hypoxia and TNF‐α signaling in syncytiotrophoblasts are featured in maternal obesity, but inflammatory signatures in Hofbauer cells and response to lipid or carbohydrate metabolism in fibroblasts are specific to LGA.
Hong Jiang   +12 more
wiley   +1 more source

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