Results 41 to 50 of about 92,310 (290)

Quadruple Valve Replacement for Carcinoid Heart Disease [PDF]

open access: yesBrazilian Journal of Cardiovascular Surgery, 2018
Carcinoid heart disease most frequently involves the tricuspid or, more rarely, the pulmonary valve and presents with right heart failure as 5-HT is metabolized by the lung. Left-sided valve involvement is quite rare. We describe our experience of 3 patients presenting with heart failure secondary to carcinoid heart disease affecting all four cardiac ...
Mujtaba, Syed Saleem, Clark, Stephen
openaire   +6 more sources

A Novel Sprayable Fibrinogen/Glycosaminoglycans/Collagen‐Based Bioink for Skin Wound Healing Applied by a Handheld Dual‐Head Airbrush

open access: yesAdvanced Healthcare Materials, EarlyView.
A dual‐head airbrush‐based spraying device, combined with a fibrinogen bioink enriched with glycosaminoglycans and collagen, enables the delivery of biomaterials and cells to promote wound healing. This system demonstrates effective skin regeneration in vitro and in vivo, with comparable results to autografts.
Paula Pleguezuelos‐Beltrán   +7 more
wiley   +1 more source

Ten-year outcomes of surgical aortic valve replacement with a contemporary supra-annular porcine valve in a Medicare populationCentral MessagePerspective

open access: yesJTCVS Open, 2022
Objective: Bioprosthetic surgical aortic valve replacement remains an important treatment option in the era of transcatheter interventions. Real-world outcomes are not well characterized because of limited prospective follow-up studies. We present the 10-
Robert J. Wiechmann, MD   +5 more
doaj  

Multifunctional Biomedical Devices with Closed‐Loop Systems for Precision Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores two major types of closed‐loop therapeutic systems: self‐sustained and externally triggered. It highlights recent advances in stimuli‐responsive materials, integrated bioelectronics, and data‐driven control strategies, offering insight into emerging strategies for personalized, responsive drug delivery.
Yixuan Leng, Rujie Sun
wiley   +1 more source

Surgical Radiofrequency MAZE III Ablation for Treatment of Atrial Fibrillation During Open Heart Surgery [PDF]

open access: yesJournal of Tehran University Heart Center, 2006
Background: Atrial fibrillation is a common arrhythmia in patients with rheumatic mitral and other valve diseases who are candidates for valve repair surgeries.
Rezayat Parvizi   +1 more
doaj   +1 more source

Novel full-flow valves, impact on early mitral post-replacement period: a non-randomised controlled cohort trial

open access: yesКубанский научный медицинский вестник, 2021
Background. Among cardiovascular diseases, valve pathology of various aetiology comprises a primary factor of chronic heart failure. Mitral valve diseases afflict over half of all patients with acquired heart defects. Today’s long-term outcomes of mitral
V. S. Perekopskaya   +2 more
doaj   +1 more source

Innovations in Therapies for Heart Valve Disease

open access: yesCirculation Journal, 2011
The burden of heart valve disease among adults is enormous in the developed world. Increased life expectancy and age-related valvular degeneration remain the predominant contributors to heart valve dysfunction, which if uncorrected lead to congestive heart failure and increased morbidity and mortality.
Muralidhar Padala   +3 more
openaire   +4 more sources

A Patient‐Specific 3D Printed Carotid Artery Model Integrating Vascular Structure, Flow, and Endothelium Responses

open access: yesAdvanced Healthcare Materials, EarlyView.
This study introduces the first miniaturized, patient‐specific carotid artery model created via 3D printing using GelMA with embedded vascular cells. Combining CFD, PIV, and flow perfusion, the model replicates anatomically dependent hemodynamics and cellular responses.
Jorge A. Catano   +7 more
wiley   +1 more source

A Review of Biomechanical Studies of Heart Valve Flutter

open access: yesFluids
This paper reviews recent biomechanical studies on heart valve flutter. The function of the heart valves is essential for maintaining effective blood circulation.
Lu Chen, Zhuo Zhang, Tao Li, Yu Chen
doaj   +1 more source

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