Results 111 to 120 of about 41,091 (288)

Exam Preview Methods Are Associated With Improvements for the Experiences and Learning of College Science Students

open access: yesScience Education, EarlyView.
ABSTRACT College science exams are an important and widespread marker for student progress toward technical careers. Predominantly enacted using traditional teaching practices, exams also represent an opportunity for significant improvement in higher education.
Benjamin L. Wiggins   +2 more
wiley   +1 more source

Aortic Valve Infective Endocarditis with Root Abscess: Root Repair Versus Root Replacement

open access: yesPathogens
Background: Aortic valve infective endocarditis (IE) complicated by an aortic root abscess is a challenging problem that leads to increased morbidity and mortality. Aortic root repair or replacement are two potential treatment options.
Zaki Haidari   +3 more
doaj   +1 more source

Exploiting Device Deformability for Fluid and Particle Manipulation

open access: yesSmall, EarlyView.
Deformable devices enable fluid and particle manipulation modes that are inaccessible to rigid platforms. This review examines soft materials and architectures that translate controlled deformation into microscale fluid operations such as pumping, valving, mixing, and particle handling.
Zhiyang Hong   +4 more
wiley   +1 more source

AVIATOR: An open international registry to evaluate medical and surgical outcomes of aortic valve insufficiency and ascending aorta aneurysm.

open access: yes, 2018
Current national registries are lacking detailed pathology-driven analysis and long-term patients outcomes. The Heart Valve Society (HVS) aortic valve (AV) repair research network started the Aortic Valve Insufficiency and ascending aorta Aneurysm ...
Schäfers, Hans-Joachim   +8 more
core   +1 more source

Nonthermal plasma approaches for combating implant‐associated infections: A compendious review

open access: yesVIEW, EarlyView.
Implant‐associated infections pose serious clinical challenges. Non‐thermal plasma (NTP) modifications overcome this bottleneck in distinct ways relative to traditional sterilization methods. Gas‐phase plasmas generate highly energetic species, UV radiation and reactive oxygen/nitrogen species (RONS), which alter the implant surface properties.
A. M. Trimukhe   +8 more
wiley   +1 more source

Cost‐effectiveness of in‐hospital motivational smoking cessation counselling and proactive referral to community‐based follow‐up

open access: yesAddiction, EarlyView.
Abstract Background and aim In a randomised open‐label trial among hospitalised patients with atherosclerotic vascular disease, motivational smoking cessation counselling with proactive referral to community‐based follow‐up was more effective than brief cessation advice and written information, with 6‐month continuous abstinence rates of 49.5% vs. 24.5%
Karin Pleym   +9 more
wiley   +1 more source

The Perceval Sutureless Valve in Aortic Root Reoperation

open access: yes, 2017
The case is reported of a 62-year-old man with severe aortic regurgitation that was related to failed prior valve-sparing ascending aortic aneurysm repair, and who was successfully treated with a Perceval Sutureless ...

core  

Cardiovascular outcomes for Australian women with rheumatic heart disease during pregnancy: A retrospective linked data analysis, 2002–2017

open access: yesActa Obstetricia et Gynecologica Scandinavica, EarlyView.
This retrospective cohort study used linked data to measure the proportion of women with rheumatic heart disease (RHD) who experienced major adverse cardiovascular events (MACE) after 20 weeks of gestation. Before birth, 4.5% of women with initially uncomplicated RHD and 31.8% of women with initially complicated RHD experienced RHD‐MACE.
Ingrid Stacey   +8 more
wiley   +1 more source

Subacute Aortic Regurgitation as a Rare Presentation of Iatrogenic Aortic Valve Leaflet Perforation

open access: yesActa Medica Iranica, 2009
There is a paucity of literature regarding iatrogenic aortic valve perforation after cardiac operation is performed in the vicinity of the aortic valve.
Feridoon Sabzi   +2 more
doaj  

Full metal jacket: transfemoral aortic valve implantation for regurgitant valve after endovascular aortic repair†

open access: yes, 2017
Transfemoral aortic valve implantation has become an almost routine interventional procedure for severe aortic stenosis in high-risk patients. Over time an increased number of experiences has led to unusual procedures.
Yuksel Dereli   +7 more
core   +1 more source

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