Results 101 to 110 of about 453,492 (220)

Flexible wearable electronics for cardiovascular monitoring from surface signals to deep physiological insights

open access: yesFlexMat, EarlyView.
This review organizes flexible wearable electronics for cardiovascular monitoring into four interconnected information layers: surface electrophysiology, hemodynamic sensing, vascular imaging, and biofluid biomarker analysis. This framework clarifies how electrical rhythm, vascular loading, structural and flow‐related features, and biochemical states ...
Qiao Chen   +5 more
wiley   +1 more source

Ovaidan Ultrasound Image Enhancement By Pseudocolouring. [PDF]

open access: yes, 2004
Image processing may be employed on ovarian ultrasound images to assist doctors in diagnostic analysis. The gray levels of ovarian images are usually concentrated at the zero end of the spectrum ,making the image too low in contrast and too dark for the ...
Mashor, Mohd Yusoff   +2 more
core   +1 more source

Cost-Analysis of Contrast Enhanced Ultrasound

open access: yes, 2009
Purpose The aim of this study was to perform a cost analysis of contrast-enhanced ultrasonography (CEUS) in the study of benign focal liver lesions (BFLL) with indeterminate appearance on ultrasonography (US). Materials and Methods A decision model
D'ONOFRIO, Mirko
core   +1 more source

Artificial structures for human‐machine interfaces with closed‐loop interaction

open access: yesFlexMat, EarlyView.
Artificial structures bridge sensing and feedback in closed‐loop human‐machine interfaces by providing geometry‐enabled mechanical and functional programmability. This review maps the role of artificial structures in diverse sensing modalities and feedback strategies, and illustrates their integration into closed‐loop interaction systems, highlighting ...
Taiqi Hu   +4 more
wiley   +1 more source

Vascular Testing to Overcome Anatomical Contraindication: Fibula Free Flap in Bilateral Peronea Arteria Magna

open access: yesHead &Neck, EarlyView.
ABSTRACT Background Peronea arteria magna (PAM) is an established contraindication for fibula free flap due to concern for vascular compromise of the lower leg. Methods This is a case of a 74‐year‐old male with a history of multiply recurrent oral cavity cancer who had undergone prior free flap reconstruction who presented with a new oral cavity ...
Jacob Beiriger   +7 more
wiley   +1 more source

Our new stethoscope in the Emergency Department: Handheld ultrasound

open access: yesTurkish Journal of Trauma and Emergency Surgery, 2011
The concept of Focused Assessment with Ultrasound for Trauma (FAST), which was introduced by Rozycki et al. in 1996, has started a new era in the management of trauma patients. Today, Advanced Trauma Life Support (ATLS) suggests bedside ultrasonography (USG) evaluation of trauma patients.
Ceyhan, Mehmet Ali   +3 more
openaire   +4 more sources

Superior Labial Artery Mucosal Flap (SLAM) for Reconstruction of Major Lower Lip Mucosal Defects

open access: yesHead &Neck, EarlyView.
ABSTRACT Background The superior labial artery mucosal (SLAM) flap is a versatile, pedicled axial flap ideally suited for mucosal lining in lower lip reconstruction. Methods This article details the surgical anatomy and technique of the SLAM flap, highlighting its role as a standalone liner or mucosal adjunct to microvascular free tissue transfer in ...
Nicholas Shannon   +2 more
wiley   +1 more source

Contrast-Agent-Enhanced Ultrasound Thermal Ablation

open access: yes, 2008
The small thermal lesions induced when using high-intensity focused ultrasound (HIFU) to ablate tumors results in long treatment duration. In this study. the effect of using ultrasound contrast agent (UCA.
CHEN, WEN-SHIANG;LIN, WIN-LI   +1 more
core  

Biophysical profile by self‐operated clinician‐guided ultrasound versus standard ultrasound: An observational study

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Objective To evaluate the feasibility and accuracy of remote, clinician‐guided biophysical profile (BPP) assessment using a handheld ultrasound device operated by lay users. Methods This prospective, non‐randomized, quasi‐blinded study compared clinician‐guided ultrasound‐based BPP scans performed remotely by lay users using the Pulsenmore ES ...
Anat Pardo   +9 more
wiley   +1 more source

Photoacoustic cystography using handheld dual modal clinical ultrasound photoacoustic imaging system

open access: yes, 2018
Vesicoureteral reflux is the abnormal flow of urine from your bladder back up the tubes (ureters) that connect your kidneys to your bladder. Normally, urine flows only down from your kidneys to your bladder.
Periyasamy, Vijitha   +7 more
core   +1 more source

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