Results 71 to 80 of about 1,974,567 (160)

Incidence and Predictors of Hypoattenuated Thickening and Device‐Related Thrombus at Three Months Postprocedural CT Assessment Following Left Atrial Appendage Occlusion With Amplatzer Devices—A Single‐Center Cohort

open access: yesCatheterization and Cardiovascular Interventions, Volume 107, Issue 3, Page 754-761, February 15, 2026.
ABSTRACT Background Left atrial appendage occlusion (LAAO) has become a valuable alternative to long‐term anticoagulation for stroke prevention in patients with non‐valvular atrial fibrillation (AF), especially in those at high bleeding risk. Hypoattenuated thickening (HAT) and device‐related thrombus (DRT) remain notable postprocedural concerns ...
Pierre Guilleminot   +7 more
wiley   +1 more source

Migraine and patent foramen ovale: correlation, coexistence, dependence. A narrative review

open access: yesHeadache: The Journal of Head and Face Pain, Volume 66, Issue 1, Page 307-321, January 2026.
Plain Language Summary This review looked at what scientists know about the connection between migraine and a small heart opening called a patent foramen ovale (PFO). It showed that people with migraine, especially with aura, often have PFO, but it is not certain whether closing this heart opening helps prevent strokes in these patients.
Olga Grodzka   +5 more
wiley   +1 more source

Effective Therapeutic Intervention for Left Atrial Appendage Thrombus: Percutaneous Left Atrial Appendage Closure

open access: yes, 2022
Objective: The thrombus formation in the left atrial appendage (LAA) can be challenging for operators and increases peri-procedural complication risk.
Kaya, Baris   +7 more
core   +1 more source

Three‐Dimensional Printing of Cardiac Reconstruction, Facilitating Customized Closure Device of Gigantic Left Atrial Appendage: Case Report

open access: yesCase Reports in Cardiology, Volume 2026, Issue 1, 2026.
We present a successful case of 3D printed cardiac reconstruction for a custom‐made LAAO LAmbre (Lifetech Scientific Corp., Shenzhen, China) device of gigantic and challenging LAA anatomy.
Mann Chandavimol   +6 more
wiley   +1 more source

EFFICACY OF ISCHEMIC STROKE PREVENTION IN PATIENTS WITH IMPLANTED OCCLUDER OF THE LEFT ATRIUM. FIVE YEAR FOLLOW-UP

open access: yesРоссийский кардиологический журнал, 2018
Aim. In the study we set an aim to evaluate the rate of thromboembolic complications in atrial fibrillation (AF) patients with implanted occluding device of the left atrium appendage (LAA).Material and methods. Beginning at 2012, in the study center, 102
К. V. Davtyan   +4 more
doaj   +1 more source

Impact of left atrial appendage exclusion on left atrial function [PDF]

open access: yes, 2007
ObjectivesWe sought to investigate the short-term and midterm effects of left atrial appendage exclusion on left atrial function. Left atrial appendage exclusion is considered a possible therapeutic option for stroke prevention in patients with atrial ...
Kopcak, Michael W.   +14 more
core   +1 more source

Engineering stimuli‐responsive shape‐morphing through high‐resolution 4D printing

open access: yesResponsive Materials, Volume 3, Issue 4, November 2025.
This review summarizes recent progress in high‐resolution 4D printing with smart materials and micro/nanoscale techniques. It covers actuation strategies, key applications, and future challenges for scalable, precise shape‐morphing systems. Abstract 4D printing extends conventional additive manufacturing (AM) by enabling dynamic shape‐morphing ...
Shuheng Li   +10 more
wiley   +1 more source

Drop-shaped microgrooves guide unidirectional cell migration for enhanced endothelialization

open access: yesNature Communications
Atrial fibrillation (AF) significantly increases the risk of ischemic stroke, and in non-valvular AF, 90% of stroke-causing thrombi arise from the left atrial appendage (LAA).
Xing-wang Wang   +8 more
doaj   +1 more source

Dual device closure of a bilobar left atrial appendage with a plug (Watchman 2.5™ 30 mm) and a pacifier (Amulet™ 20 mm) device

open access: yesHellenic Journal of Cardiology, 2021
Michel Noutsias   +6 more
doaj   +1 more source

Optimizing Left Atrial Appendage Occlusion: Limitations of TEE and the Emerging Role of Multimodality Imaging

open access: yesAnnals of Noninvasive Electrocardiology, Volume 30, Issue 5, September 2025.
ABSTRACT This letter critically appraises the recent study by Long et al. investigating the role of transesophageal echocardiography (TEE) in guiding and evaluating left atrial appendage occlusion (LAAO) among patients with non‐organic heart disease. While the authors demonstrate the procedural utility of TEE, its limitations, including invasiveness ...
Muhammet Cihat Çelik   +2 more
wiley   +1 more source

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