Results 71 to 80 of about 3,473 (160)

Estudo da resposta tissular à endoprótese recoberta de jugular bovina em veia cava inferior de suínos Bovine jugular covered stent-graft implanted in swine inferior vena cava - a study of tissue response

open access: yesJornal Vascular Brasileiro, 2006
OBJETIVO: Avaliar a resposta tissular a uma endoprótese, com cobertura biológica heteróloga, implantada em veia cava inferior de suínos. MÉTODO: Desenvolvemos uma endoprótese auto-expansível, revestida com um segmento de jugular bovina, conservada por ...
Cristina Ribeiro Riguetti Pinto   +2 more
doaj   +1 more source

Structural determinants of re‐entrant drivers in atrial fibrillation: insights from digital twins derived from 3D micrometre‐resolution imaging of human heart

open access: yesThe Journal of Physiology, Volume 604, Issue 13, Page 5610-5628, 1 July 2026.
Abstract figure legend Digital heart models of human donor atria with cardiac co‐morbidities revealed that regions with AWT variation, aligned myofibres adjacent to disorganised zones and fibrotic borders promoted the localisation and stability of RDs. AWT had a global influence, whereas fibre orientation and fibrosis exerted chamber‐specific regional ...
Anuradha Kulathilaka   +8 more
wiley   +1 more source

Abordagem da valva do tronco pulmonar por desvio direito e uso de cânula bicaval: estudo experimental Approach of the pulmonary valve using right heart bypass and bicaval cannula: experimental study

open access: yesBrazilian Journal of Cardiovascular Surgery, 2007
OBJETIVO: O objetivo deste estudo foi reproduzir a cirurgia de abordagem da valva do tronco pulmonar por desvio direito, avaliando-se uma nova cânula venosa bicaval com balonetes insufláveis para uso por miniacesso.
Ana Maria RochaPinto e Silva   +5 more
doaj   +1 more source

A CASE OF DOUBLE SUPERIOR VENAE CAVAE WITH PAIRED AZYGOS VEINS

open access: yes, 2005
A case of double superior venae cavae with completely paired azygos veins was found in a 76-year-old Japanese man during an ordinary dissection by medical students at Nara Medical University in 2000. The left superior vena cava was formed by the union of
Hara, Ryota   +6 more
core   +1 more source

Polysplenia with situs inversus totalis, azygos continuation of the inferior vena cava, and duplication of the superior vena cava in a healthy adult: A case report

open access: yesRadiology Case Reports
Polysplenia syndrome is an embryological disorder whereby the usual left-right asymmetry of thoracic and abdominal viscera fails to develop. It is a rare entity, estimated to occur at a frequency of 1 in 40,000, and is often associated with cardiac and ...
Rahman Ladak, HBSc, William Magnuson, MD
doaj   +1 more source

Long-term outcomes of prophylactic placement of an endovascular balloon in the vena cava for high-risk transvenous lead extractions

open access: yes, 2017
Many clinicians use the strategy of prophylactically placing an endovascular balloon before transvenous lead extraction, yet there are no data regarding this practice.
Ryan Azarrafiy   +11 more
core   +1 more source

Patient-specific closed-loop model of the fontan circulation: Calibration and validation

open access: yesHeliyon
The Fontan circulation, designed for managing patients with a single functional ventricle, presents challenges in long-term outcomes. Computational methods offer potential solutions, yet their application in cardiology practice remains largely unexplored.
Jorge Aramburu   +4 more
doaj   +1 more source

Heterotopic Caval Valve Implantation for Severe Tricuspid Regurgitation: A Systematic Review and Recommendations for Implantation and Futility

open access: yesReviews in Cardiovascular Medicine
Background:Heterotopic transcatheter caval valve implantation (CAVI) has emerged as a palliative yet promising therapeutic strategy for treating severe tricuspid regurgitation (TR), which aims to reduce systemic venous congestion by implanting ...
Diletta Corrado   +9 more
doaj   +1 more source

Effect of acute lymphatic obstruction on fluid accumulation in the chest in dogs

open access: yes, 1975
The effect of acute obstruction to lymphatic drainage on fluid accumulation in the lungs, pleura, and pericardium was assessed in the intact dog.
L. M. Pang   +2 more
core   +1 more source

Renal haemosiderosis in association with canine heartworm disease

open access: yes, 1982
Twenty‐five cases of renal haemosiderosis associated with canine heartworm disease are reported. Severe intravascular haemolysis was a feature of six dogs with filariae in the right atrium and venae cavae (caval syndrome).
ATWELL R.B., SUTTON R.H.
core   +1 more source

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