Results 131 to 140 of about 128,493 (313)

Adverse effects of intracardiac dyssynchrony and right ventricular pacing on contractile function and prognosis

open access: yesРоссийский кардиологический журнал
Pacemaker-induced cardiomyopathy (PICM) is a complication of frequent right ventricular pacing, which in most studies is regarded as a decrease in the left ventricular ejection fraction with constant right ventricular pacing.
D. Yu. Andreev   +2 more
doaj   +1 more source

Do patients with suspected heart failure and preserved left ventricular systolic function suffer from "diastolic heart failure" or from misdiagnosis? A prospective descriptive study [PDF]

open access: yes, 2000
OBJECTIVES: To characterise the clinical features of patients with suspected heart failure but preserved left ventricular systolic function to determine if they have other potential causes for their symptoms rather than being diagnosed with 'diastolic ...
Caruana, L.   +3 more
core   +2 more sources

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Heart Failure with Preserved Ejection Fraction

open access: yesCurrent Emergency and Hospital Medicine Reports, 2019
The incidence of heart failure with preserved ejection fraction (HFpEF] is rapidly increasing, yet many physicians may feel less knowledgeable about HFpEF when compared with heart failure with reduced ejection fraction (HFrEF]. The purpose of this review is to discuss the incidence, pathophysiology, clinical diagnosis, treatment, and prognosis of ...
Otto A, Smiseth   +6 more
openaire   +3 more sources

Sex differences in left ventricular afterload and diastolic function are independent from the aortic size. [PDF]

open access: yes, 2019
学位記番号 ...
Sorimachi, Hidemi   +2 more
core  

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

Carotid Artery Vascular Mechanics Serve as Biomarkers of Cognitive Dysfunction in Aortic‐Banded Miniature Swine That Can Be Treated With an Exercise Intervention

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2016
BackgroundCognitive impairment in the setting of heart failure with preserved ejection fraction remains poorly understood. Using aortic‐banded miniature swine displaying pathological features of human heart failure with preserved ejection fraction, we ...
T. Dylan Olver   +6 more
doaj   +1 more source

Smart REASSURED Sensors via Machine‐Augmented Printable On‐Paper Arrays

open access: yesAdvanced Sensor Research, EarlyView.
This perspective highlights the emerging role of pattern‐recognition, printable on‐paper sensor arrays for intelligent PoC diagnostics. It discusses how paper's inherent limitations can be overcome through surface modification and scalable printing, and how machine‐learning analysis of cross‐reactive arrays enables multiplexed, low‐cost, and REASSURED ...
Naimeh Naseri, Saba Ranjbar
wiley   +1 more source

Structural and Functional Characterization of EXPO‐Derived Extracellular Vesicles in Plants

open access: yesAdvanced Science, EarlyView.
In this study, 3D electron tomography (ET), cryo‐ET, and immunogold transmission electron microscopy (TEM) are employed to characterize plant extracellular vesicles (EVs) under physiological conditions. EVs are classified into three distinct categories according to their size, content, and molecular‐marker profiles. Furthermore, Exo70E2‐positive medium
Jiayang Gao   +12 more
wiley   +1 more source

Silent Cerebral Infarctions with Reduced, Mid-Range and Preserved Ejection Fraction in Patients with Heart Failure

open access: yesArquivos Brasileiros de Cardiologia
Heart failure predisposes to an increased risk of silent cerebral infarction, and data related to left ventricular ejection fraction are still limited.
Márcia Maria Carneiro Oliveira   +7 more
doaj   +1 more source

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