Results 21 to 30 of about 617,309 (289)

De Novo Valve Tissue Morphology Following Bioscaffold Mitral Valve Replacement in a Juvenile Non-Human Primate Model

open access: yesBioengineering, 2021
The utility of implanting a bioscaffold mitral valve consisting of porcine small intestinal submucosa (PSIS) in a juvenile baboon model (12 to 14 months old at the time of implant; n = 3) to assess their in vivo tissue remodeling responses was ...
Brittany A. Gonzalez   +11 more
doaj   +1 more source

Valves in the Veins of the Human Intestines [PDF]

open access: yesThe Boston Medical and Surgical Journal, 1888
n ...
openaire   +1 more source

Acute small bowel obstruction due to ileal endometriosis: A case report and review of the most recent literature [PDF]

open access: yesVojnosanitetski Pregled, 2012
Introduction. Endometriosis is defined as the presence of benign endometrial glands and stroma outside the normal anatomical location. Endometriosis of the small bowel, especially symptomatic small bowel involvement, is very unusual. Case report.
Unalp Recai Haluk   +3 more
doaj   +1 more source

Non-linear finite element analyses of the aortic heart valve [PDF]

open access: yes, 2004
Includes bibliographical references.Finite element models of the aortic heart valve have been successfully used in the past to gain insight into the mechanics of the valve and to aid in understanding of valve failure.
Koch, Thorsten M
core   +1 more source

Urinoma Secondary to Posterior Urethral Valve Presenting with Features of Intestinal Obstruction in a Neonate: A Case Report [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2017
Urinoma (or perirenal uriniferous pseudo cyst) occurs due to extravasation of urine in the perirenal space. Common causes include traumatic renal injury or an obstruction in the outflow tract as in a posterior urethral valve. Though rare, such diagnosis
Arijit Bhowmik   +3 more
doaj   +1 more source

Hemolysis during cardiac surgery is associated with increased intravascular nitric oxide consumption and perioperative kidney and intestinal tissue damage

open access: yesFrontiers in Physiology, 2014
IntroductionAcute kidney injury (AKI) and intestinal injury negatively impact patient outcome after cardiac surgery. Enhanced nitric oxide (NO) consumption due to intraoperative intravascular hemolysis may play an important role in this setting.
Iris Catharina Vermeulen Windsant   +17 more
doaj   +1 more source

Transcatheter aortic-valve replacement for inoperable severe aortic stenosis. [PDF]

open access: yes, 2012
BACKGROUND: Transcatheter aortic-valve replacement (TAVR) is the recommended therapy for patients with severe aortic stenosis who are not suitable candidates for surgery. The outcomes beyond 1 year in such patients are not known.
Makkar, Raj R   +26 more
core   +1 more source

A Valve Design Methodology For Improved Reciprocating Compressor Performance [PDF]

open access: yes, 2012
The current work directly relates valve dynamics to the compressor energy efficiency. Majority of the previous studies have focused on reducing pressure losses due to valve geometry, towards improved compressor performance.
Angadi, Shruti   +4 more
core   +1 more source

Transcatheter versus surgical aortic-valve replacement in high-risk patients. [PDF]

open access: yes, 2011
BACKGROUND: The use of transcatheter aortic-valve replacement has been shown to reduce mortality among high-risk patients with aortic stenosis who are not candidates for surgical replacement.
Makkar, Raj R   +47 more
core   +1 more source

Microflow valve control system design [PDF]

open access: yes, 2011
A design synthesis for a microflow control system is presented based on the interrogation of an analytical model, testing, and observation. The key issues relating to controlling a microflow using a variable geometry flow channel are explored through the
Zante, Remi Christophe, Yan, Xiu
core   +4 more sources

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