Results 81 to 90 of about 3,632,287 (380)

Bioprinting Organs—Science or Fiction?—A Review From Students to Students

open access: yesAdvanced Healthcare Materials, EarlyView.
Bioprinting artificial organs has the potential to revolutionize the medical field. This is a comprehensive review of the bioprinting workflow delving into the latest advancements in bioinks, materials and bioprinting techniques, exploring the critical stages of tissue maturation and functionality.
Nicoletta Murenu   +18 more
wiley   +1 more source

Small Steps in Impacting Clinical Auscultation of Medical Students

open access: yesGlobal Pediatric Health, 2016
The objective of this study was to determine if a training module improves the auscultation skills of medical students at the University of Maryland School of Medicine.
Edem K. Binka MD   +2 more
doaj   +1 more source

Kidney Organoids in Drug Development: Integrating Technological Advances and Standardization for Effective Implementation

open access: yesAdvanced Healthcare Materials, EarlyView.
This review examines how emerging enabling technologies enhance the physiological relevance, scalability, and reproducibility of kidney organoids, while advanced analytical approaches support model validation and deepen mechanistic insight into nephrotoxicity.
Helen Kearney   +3 more
wiley   +1 more source

Evaluation of the Dual Impact of Nanotechnologies on Health and Environment Through Alternative Bridging Models

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores how alternative invertebrate and small‐vertebrate models advance the evaluation of nanomaterials across medicine and environmental science. By bridging cellular and organismal levels, these models enable integrated assessment of toxicity, biodistribution, and therapeutic performance.
Marie Celine Lefevre   +3 more
wiley   +1 more source

Time-frequency scaling transformation of the phonocardiogram based of the matching pursuit method.

open access: yes, 1998
International audienceA time-frequency scaling transformation based on the matching pursuit (MP) method is developed for the phonocardiogram (PCG). The MP method decomposes a signal into a series of time-frequency atoms by using an iterative process. The
A.G. Clark   +25 more
core   +1 more source

Distribution of aortic mechanical prosthetic valve closure sound model parameters on the surface of chest [PDF]

open access: yes, 1995
Cataloged from PDF version of article.It has been previously proposed that heart valve closure sounds can be modeled by a sum of decaying sinusoids, based on the hypothesis that the heart cavity, heart walls, major vessels, and other structures in the
Baykal, A., Ider, Y. Z., Koymen, H.
core   +1 more source

Heart sounds during fluothane anaesthesia [PDF]

open access: yesCanadian Anaesthetists’ Society Journal, 1957
1. The usual predominance of the intensity of the first heart sound over that of the second heart sound frequently may be reversed during anaesthesia produced by Fluothane, the intensity of the second heart sound becoming greater relative to the first heart sound. 2. Four electroencephalographic patterns were discerned during anaesthesia
J B, GIVEN, D M, LITTLE, R M, TOVELL
openaire   +2 more sources

Thermally Drawn Multifunctional All‐Hydrogel Fibers for Anti‐Fibrotic and Multimodal Neural Interfaces

open access: yesAdvanced Materials, EarlyView.
Hydrogels demonstrate material properties that mimic the mechanical and chemical environments of biological tissues. Yet, they face challenges during their integration into 3D interfaces. By identifying a class of thermoplastic hydrogels, a strategy is developed to pattern hydrogels in thermally drawn fibers.
Changhoon Sung   +13 more
wiley   +1 more source

Research on heart and lung sound separation method based on DAE–NMF–VMD

open access: yesEURASIP Journal on Advances in Signal Processing
Auscultation is the most effective method for diagnosing cardiovascular and respiratory diseases. However, stethoscopes typically capture mixed signals of heart and lung sounds, which can affect the auscultation effect of doctors.
Wenhui Sun, Yipeng Zhang, Fuming Chen
doaj   +1 more source

Model validation for a noninvasive arterial stenosis detection problem [PDF]

open access: yes, 2014
Copyright @ 2013 American Institute of Mathematical SciencesA current thrust in medical research is the development of a non-invasive method for detection, localization, and characterization of an arterial stenosis (a blockage or partial blockage in an ...
A. Góral-Wójcicka   +69 more
core   +1 more source

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