Results 101 to 110 of about 234,679 (371)

Wearable and Implantable Devices for Continuous Monitoring of Muscle Physiological Activity: A Review

open access: yesAdvanced Science, EarlyView.
Recent advances in materials and device engineering enable continuous, real‐time monitoring of muscle activity via wearable and implantable systems. This review critically summarizes emerging technologies for tracking electrophysiological, biomechanical, and oxygenation signals, outlines fundamental principles, and highlights key challenges and ...
Zhengwei Liao   +4 more
wiley   +1 more source

Temporal Transcriptional Regulation of Human Neuronal Differentiation via Forward Programming

open access: yesAdvanced Science, EarlyView.
Single‐cell profiling of TF‐induced forward programming versus stepwise dual‐SMAD differentiation reveals that divergent trajectories set the pace of neurogenesis. OLIG TFs advance cell‐cycle exit via NOTCH modulation, while NEUROD2 later accelerates maturation. The study elucidates transcriptional mechanisms governing differentiation timing, providing
Lingling Zhu   +13 more
wiley   +1 more source

Computer simulation of platelet activation in a pulsatile ventricular assist device, through finite elements and a simplified geometry [PDF]

open access: yes, 2017
Ventricular assist devices are a technological solution for patients who suffer from cardiac insufficiency and await a transplant. In this work, a new design of an implantable pulsatile blood pump is analyzed in terms of blood damage, by means of finite ...
Berli, Marcelo Eduardo   +4 more
core  

Numerical coupling of fluid and structure in cardiac flow and devices [PDF]

open access: yes, 2006
Numerical simulations are a powerful tool in investigation of flow and structure dynamics in biological systems and in the design of biomedical devices.
Avrahami, Idit
core   +1 more source

PEDOT:PSS—A Key Material for Bioelectronics

open access: yesAdvanced Science, EarlyView.
PEDOT:PSS ‐ Poly(3,4‐ethylenedioxythiophene) polystyrene sulfonate ‐ is typically processed from water dispersions to form multifunctional and multidimensional constructs with tunable electronic and ionic conductivity. Throught processing engineering, PEDOT:PSS is intergrated in bioelectronic devices that operate efficiently in physiological conditions
Alan Eduardo Ávila Ramírez   +5 more
wiley   +1 more source

Ophthalmic Surgery in Patients with Left Ventricular Assist Devices

open access: yesCase Reports in Ophthalmological Medicine, 2019
The newer generation of left ventricular assist devices (LVADs) are commonly used as destination therapy; these devices have demonstrated improved outcomes and increased survival.
George A. Dumas   +2 more
doaj   +1 more source

Ex-vivo recruitment and x-ray assessment of donor lungs in a challenging retrieval from a donor supported by lvad using the portable normothermic perfusion system: A case report [PDF]

open access: yes, 2017
Lung transplantation (LTx) is limited by the shortage of suitable donors. To overcome this problem, many programs have begun to use donors with extended criteria (marginal donors).
Calabrese, Fiorella   +7 more
core   +1 more source

Reprogramming the Myocardial Infarction Conductive Microenvironment with Superconductive Ionic Patch for Cardiac Function Repair

open access: yesAdvanced Science, EarlyView.
A super‐conductive ionic patch reprograms the post‐infarction microenvironment by enabling stable ionic migration and electrical signal transmission within damaged myocardium. The patch rapidly adheres to cardiac tissue, enhances conduction velocity, suppresses excitation‐contraction decoupling, and promotes structural and functional cardiac repair in ...
Changyong Wang   +8 more
wiley   +1 more source

Implantation of Short-Term and Long-Term Right Ventricular Assist Devices

open access: yesBrazilian Journal of Cardiovascular Surgery
The last decade has seen considerable growth in the use of left ventricular assist devices (LVAD), in end-phase heart failure treatment. The indications, contraindications and implantation techniques are well-defined.
Christiano Castello Branco Caldeira   +2 more
doaj   +1 more source

Multipolar Mapping for Ventricular Tachycardia Ablation in a Patient with Left Ventricular Assist Device [PDF]

open access: diamond, 2020
P D Dallaglio   +7 more
openalex   +1 more source

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