Results 151 to 160 of about 433,280 (361)
Can Balloons Produce Li-Fi? A Disaster Management Perspective [PDF]
arXiv, 2017 Natural calamities and disasters disrupt the conventional communication setups and the wireless bandwidth becomes constrained. A safe and cost-effective solution for communication and data access in such scenarios is long needed. Light-Fidelity (Li-Fi) which promises wireless access to data at high speeds using visible light can be a good option ...
arxiv
Journal of Interventional Cardiology, 1998 Since the description by Lababidi in 1983 of balloon aortic valvuloplasty, it has been used extensively by several groups of workers for relief of valvar aortic stenosis of moderate to severe degree. The indications for the procedure are peak‐to‐peak gradients ≥ 50 mmHg with symptoms or ECG changes or a gradient of ≥ 70 mmHg irrespective of the ...
openaire +4 more sources
Mesenteric thrombosis: An unusual complication of severe acute pancreatitis—Report of two cases
Advances in Digestive Medicine, EarlyView.Abstract The incidence of acute pancreatitis is 34 per 100 000 people in the general population and is on the rise. Approximately 15% to 20% of all patients experience severe pancreatitis, with a mortality rate nearing 20%. This condition is often linked to vascular complications, although mesenteric thrombosis is a rare presentation.
Asya Zubillaga‐Mares +5 more
wiley +1 more source
Retrograde approach for percutaneous closure in a patient with ruptured sinus of Valsalva
Türk Kardiyoloji Derneği Arşivi, 2014 In this report, we present a 37-year-old male with ruptured right sinus of Valsalva. He was treated by percutaneous closure of the rupture using the retrograde approach. The procedure was performed successfully within 26 minutes.
Erdogan İlkay +3 more
doaj +1 more source
Türk Kardiyoloji Derneği Arşivi, 2014 Transcatheter aortic valve implantation is becoming increasingly popular as an alternative treatment technique for symptomatic patients with severe aortic stenosis, who are at high risk for surgery.
Oktay Ergene +3 more
doaj +1 more source
Multistable Composite Laminate Grids as a Design Tool for Soft Reconfigurable Multirotors
Advanced Intelligent Systems, EarlyView.Flexible, lightweight, stable: the reconfigurable multirotor combines stable flight in multiple shapes with low‐energy reconfiguration. Utilizing optimized multistable composites, it achieves self‐locking in open and folded configurations, cutting width‐span by 48% and allowing for safe gap traversal.
Luca Girardi +4 more
wiley +1 more source
Cuatro experiencias sorprendentes y sencillas con globos [PDF]
Revista Eureka sobre Enseñanza y Divulgación de las Ciencias, 2007 Four amazing and simple hands-on activities with ...
Rafael García Molina
doaj
Türk Kardiyoloji Derneği Arşivi, 2016 Axillary artery access for demanding interventions in newborns is rarely described, in spite of the many clear advantages. This access route in newborns with critical congenital heart disease is a real alternative to the more commonly used femoral or ...
Kemal Nişli +2 more
doaj +1 more source
“Skyhook” Plastic Balloons for High-Altitude Soundings * [PDF]
, 1950 Earl G. Droessler
openalex +1 more source