Results 61 to 70 of about 1,015,327 (288)

Mechanism for improved cardiac performance with arteriolar dilators in aortic insufficiency.

open access: yes, 1981
To determine how arteriolar dilation improves cardiac performance in aortic insufficiency, we evaluated the acute effects of hydralazine in 10 patients with chronic severe aortic insufficiency.
E Murphy   +3 more
core   +1 more source

Creatinine clearance versus serum creatinine as a risk factor in cardiac surgery [PDF]

open access: yes, 2003
Walter JA, Mortasawi A, Arnrich B, et al. Creatinine clearance versus serum creatinine as a risk factor in cardiac surgery. BMC Surgery. 2003;3(1): 4.BACKGROUND: Renal impairment is one of the predictors of mortality in cardiac surgery.
Mortasawi, Amir   +21 more
core   +2 more sources

A Constraint‐Based Analytical Framework for Design‐Space Analysis and Material Screening of Tubular Multilayer Dielectric Elastomer Pumps for Extracorporeal Circulatory Applications

open access: yesAdvanced Materials Technologies, EarlyView.
A constraint‐based analytical framework maps the coupled effects of material properties, structural parameters, and operating conditions in tubular dielectric elastomer pumps for extracorporeal circulatory applications. The approach defines performance boundaries through mechanical, electrical, and hydraulic constraints and identifies feasible design ...
Yan Zhang   +3 more
wiley   +1 more source

Recent Advances in Transparent Microelectrode Device Architecture and Fabrication Strategies for Biomedical Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Transparent microelectrode arrays enable simultaneous optical and electrical electrophysiology with high spatiotemporal resolution, allowing multimodal observations of dynamic biological systems. Advances in materials and device architectures improve device performance by addressing key trade‐offs between optical transparency, impedance, and ...
Michael Abraham Listyawan   +6 more
wiley   +1 more source

Extrusion‐Based Bioprinting of Living Bioinks for Tissue and Organ Engineering

open access: yesAdvanced Materials Technologies, EarlyView.
Extrusion‐based bioprinting is presented as the most versatile route for fabricating living, heterogeneous tissues. Its ability to combine diverse bioinks, support matrices, and advanced printhead geometries transforms familiar constraints into powerful biofabrication opportunities.
Eric Silberman   +4 more
wiley   +1 more source

Outcomes and risk factors associated with in-hospital mortality in patients undergoing coronary artery bypass grafting with low ejection fraction

open access: yesFrontiers in Cardiovascular Medicine
ObjectiveTo investigate the short-term prognosis and risk factors associated with in-hospital mortality in patients undergoing coronary artery bypass grafting (CABG) with low ejection fraction.MethodsClinical data were collected from 765 patients who ...
Yang Zhao   +6 more
doaj   +1 more source

Atrial fibrillation: a new facet of diabetes mellitus in the XXI century

open access: yesСахарный диабет, 2011
Congestive heart failure, diabetes mellitus, and ciliary arrhythmia are three epidemic cardiovascular conditions threatening the mankind in the XXIcentury.
Andrey Alexeevich Aleksandrov   +2 more
doaj   +1 more source

Inflammation Unchecked: Concurrent Kawasaki Disease and Stevens‐Johnson Syndrome in an 18‐Month‐Old Child

open access: yes
Arthritis Care &Research, EarlyView.
Catherine Deffendall   +6 more
wiley   +1 more source

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

Cardiac problems observed in dogs with hepatic and renal insufficiency

open access: yes, 2009
In the present study, blood pnessure changes were determined oscilloscopically and the effects of these changes on cardiac performance were observed electrocardiographically in 14 dogs with hepatic insufficiency and 28 dogs with renal insufficiency ...
OR, Mehmet Erman   +4 more
core  

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