Results 51 to 60 of about 8,941 (126)

Metal Ion Doping in Cs3Cu2I5 Crystals: Strategies to Regulate the Optoelectronic Property for Enhanced X‐Ray Scintillation and Imaging

open access: yesSmall Structures, Volume 7, Issue 2, February 2026.
This review mainly summarizes the synthesis, optical properties, and underlying mechanisms of metal ion doping (including Tl+, In+, Mn2+, alkali metals, and alkaline earth metals) in tailoring the optoelectronic properties of Cs3Cu2I5 crystals for scintillation applications. Besides, it highlights the emerging application prospects of Cs3Cu2I5 crystals,
Tao Chen   +9 more
wiley   +1 more source

Direct Signal-to-Noise Quality Comparison between an Electronic and Conventional Stethoscope aboard the International Space Station [PDF]

open access: yes
Introduction: Evaluation of heart, lung, and bowel sounds is routinely performed with the use of a stethoscope to help detect a broad range of medical conditions.
Bauer, Pete   +3 more
core   +1 more source

A Delicate Balance

open access: yes
Journal of the American Geriatrics Society, EarlyView.
Ami Schattner
wiley   +1 more source

Revisiting the Value of Admission Cardiotocography in Term Pregnancies: An Updated Systematic Review and Meta‐Analysis

open access: yesBJOG: An International Journal of Obstetrics &Gynaecology, Volume 133, Issue 3, Page 375-390, February 2026.
ABSTRACT Background Admission cardiotocography (CTG) remains widely used to assess the fetal condition at the onset of labour in low‐risk pregnancies, despite international guidelines recommending against its routine use and advocating intermittent auscultation (IA) instead.
Mariana Tome   +4 more
wiley   +1 more source

Deep Neural Networks for the Recognition and Classification of Heart Murmurs Using Neuromorphic Auditory Sensors [PDF]

open access: yes, 2017
Auscultation is one of the most used techniques for detecting cardiovascular diseases, which is one of the main causes of death in the world. Heart murmurs are the most common abnormal finding when a patient visits the physician for auscultation ...
Domínguez Morales, Juan Pedro   +3 more
core  

The Post‐Marketing Real‐World Outpatient Clinical Validation of Electronic Blood Pressure Monitors

open access: yesThe Journal of Clinical Hypertension, Volume 28, Issue 2, February 2026.
ABSTRACT This study evaluated the accuracy of a variety of home upper‐arm oscillometric blood pressure monitors (BPMs) from 448 participants against the FDA‐certified XYZ110 auscultatory device using simultaneous measurements. Descriptive statistics were used to summarize the key findings of the study.
Zhiping Zhang   +12 more
wiley   +1 more source

Patient Safety ‘Through Undergraduate Medical Students' Eyes’: A Mixed‐Methods Survey

open access: yesThe Clinical Teacher, Volume 23, Issue 1, February 2026.
ABSTRACT Background Evidence is limited internationally regarding medical students' perceptions and training needs in patient safety, following the WHO Global Patient Safety Action Plan 2021–2030, the COVID‐19 pandemic, and the subsequent acceleration in digitalization.
Anna Pappa   +7 more
wiley   +1 more source

AI‐Based Non‐Invasive Continuous Blood Pressure Monitoring and Estimation System

open access: yesAdvanced Sensor Research, Volume 5, Issue 1, January 2026.
An AI‐based biosensor pipeline integrates Apple Watch electrocardiogram (ECG), a custom digital stethoscope, and a blood‐pressure cuff to generate and validate 24‐hour cuffless blood‐pressure waveform prediction. Using a wavelet‐preprocessed ECG and a long short‐term memory model trained on MIMIC‐II and Autonomic Aging datasets, the system estimates ...
Barrett L. Burgess   +8 more
wiley   +1 more source

Convolutional neural network for breathing phase detection in lung sounds [PDF]

open access: yes, 2019
We applied deep learning to create an algorithm for breathing phase detection in lung sound recordings, and we compared the breathing phases detected by the algorithm and manually annotated by two experienced lung sound researchers.
Aviles-Solis, Juan Carlos   +5 more
core   +2 more sources

Electronic Stethoscope for Infants

open access: yes, 2010
In this paper we present a design for an electronic stethoscope to help in detecting abnormalities in infant cardiovascular systems. The proposed design consists of software com- ponents and hardware components. The soft- ware component time scales and filters the signal.
openaire   +1 more source

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