Results 81 to 90 of about 321,501 (206)

Frozen Elephant Trunk for Aortic Dissection Using Different Hybrid Grafts: Preliminary Results from a Prospective Study

open access: yes, 2023
Background. The frozen elephant trunk technique has become popular and led to an expansion of indications for surgery. Various hybrid grafts for the frozen elephant trunk are used, sometimes with significantly different features.
Vitaliy Lukinov   +2 more
core   +1 more source

The Distribution and Quality of Elephant Food Plants in Mwea National Reserve‐Kenya

open access: yesAfrican Journal of Ecology, Volume 64, Issue 4, June 2026.
ABSTRACT Understanding how herbivores respond to spatial and temporal resource variability is a central aspect of resource use ecology. This 18‐month study examined how seasonal changes in food plants availability, distribution and nutritional quality influence the foraging behaviour of African savanna elephants (Loxodonta africana) in Mwea National ...
Josephat K. Wambua   +3 more
wiley   +1 more source

Optimal Management of Isolated Left Vertebral Artery in Total Arch Replacement With Frozen Elephant Trunk for Aortic Dissection

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
Background The presence of an isolated left vertebral artery (ILVA) in patients with aortic dissection is a rare and challenging condition. This study aims to determine the optimal management of ILVA in patients with aortic dissection undergoing total ...
Sangyu Zhou   +9 more
doaj   +1 more source

Preface—frozen elephant trunk [PDF]

open access: yesAnnals of Cardiothoracic Surgery, 2020
Roberto, Di Bartolomeo, Davide, Pacini
openaire   +2 more sources

Construction of a Postoperative Complication Risk Model for Patients With Stanford Type A Aortic Dissection

open access: yesThe Journal of Clinical Hypertension, Volume 28, Issue 5, May 2026.
ABSTRACT To identify risk factors for postoperative complications in Stanford Type A aortic dissection (TAAD) patients, a risk prediction model was developed and validated. The study included a specific cohort of TAAD patients (aged 32–66 years) who underwent surgery with general anesthesia and cardiopulmonary bypass.
Xiaohui Liu   +6 more
wiley   +1 more source

Late Type A Dissection After Transfemoral Aortic Valve Replacement

open access: yesJACC: Case Reports, 2020
An 87-year-old woman had residual moderate to severe aortic insufficiency following transcatheter aortic valve replacement. A year later, she developed extensive Stanford type A aortic dissection originating at the supra-annular aortic edge of the ...
Michael E. Pontious, BS   +6 more
doaj   +1 more source

Intermediate outcomes following arch reconstruction with frozen elephant trunk, a single centre study

open access: yesJournal of Cardiothoracic Surgery, 2023
Background Surgery on the aortic arch and proximal descending thoracic aorta can be lifesaving but is also associated with significant morbidity, ranging from minor infections to severe neurological impairments as well as a substantial risk of mortality.
Therese Schagerholm Dahl   +1 more
doaj   +1 more source

Concomitant frozen elephant trunk procedure and pulmonary embolectomy [PDF]

open access: yesEuropean Journal of Cardio-Thoracic Surgery, 2011
The antegrade stented (frozen) elephant trunk procedure and pulmonary embolectomy are complex cardiac surgical operations for extensive aortic and pulmonary arterial disease, respectively. We report the first known case of concomitant antegrade stented elephant trunk and pulmonary embolectomy in order to highlight pre- and intra-operative management ...
Sreekumar, Subramanian   +3 more
openaire   +2 more sources

Novel Functional Materials via 3D Printing by Vat Photopolymerization

open access: yesAdvanced Functional Materials, Volume 36, Issue 32, 20 April 2026.
This Perspective systematically analyzes strategies for incorporating functionalities into 3D‐printed materials via Vat Photopolymerization (VP). It explores the spectrum of achievable functionalities in recently reported novel materials—such as conductive, energy‐storing, biodegradable, stimuli‐responsive, self‐healing, shape‐memory, biomaterials, and
Sergey S. Nechausov   +3 more
wiley   +1 more source

[Extensive disease of the thoracic aorta: hybrid treatment with the frozen elephant trunk technique].

open access: yes, 2011
BACKGROUND: Aneurysms of the aortic arch extending beyond the origin of the left subclavian artery represent a challenging pathology in aortic surgery and, most commonly, are treated with different surgical, endovascular or hybrid two-staged procedures.
DI BARTOLOMEO, ROBERTO   +5 more
core   +1 more source

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