Results 151 to 160 of about 93,455 (266)

Oxygen Supplementation Improves Oxygen Uptake Kinetics and Exercise Performance in PAH and CTEPH Patients

open access: yesComprehensive Physiology, Volume 16, Issue 3, June 2026.
In patients with pulmonary vascular diseases (PAH and CTEPH), supplemental oxygen (FiO2 0.3), compared to room air (FiO2 0.21) improved peak exercise capacity (peak V̇O2), peak sustainable exercise (V̇O2 at GET), and V̇O2 kinetics and the onset of exercise.
Shir Kadosh   +6 more
wiley   +1 more source

Computational Rheo‐Hydrodynamic Analysis of Non‐Newtonian Blood Flow Through a Tilted Ellipsoidal Stenosed Vascular Segment

open access: yesEngineering Reports, Volume 8, Issue 6, June 2026.
Non‐Newtonian blood flow through multiple tilted ellipsoidal stenoses is numerically investigated using the DeKee‐Turcotte‐Papanastasiou model. The results reveal asymmetric velocity fields, elevated wall shear stress, significant pressure drops, and shear‐dependent thermal effects, highlighting the critical hemodynamic risks associated with eccentric ...
Azad Hussain, Huma Naz
wiley   +1 more source

Angioplasty [PDF]

open access: yes, 2020
Osamah Alwalid   +2 more
  +4 more sources

METABOLIC THERAPY EFFECTS ON CORONARY BLOOD FLOW IN PATIENTS WITH ACUTE MYOCARDIAL INFARCTION

open access: yesРоссийский кардиологический журнал, 2010
Pharmaceutical treatment of coronary heart disease (CHD) should be able to solve the key task – reduction of myocardial oxygen demand, or improvement of oxygen supply via vasodilatation.
V. B. Simonenko   +2 more
doaj  

Vascular Calcification: Mechanisms, Models, and Therapies

open access: yesiNew Medicine, Volume 2, Issue 2, June 2026.
ABSTRACT Vascular calcification represents an active multifactorial process that mirrors several key features of skeletal bone mineralization. Clinically, it is characterized by diminished arterial compliance and increased arterial wall stiffness, both of which serve as independent predictors of significant adverse cardiovascular events.
Wenya Zhu   +5 more
wiley   +1 more source

Self‐Expanding Cardiovascular Stents: Potentials and Challenges of Shape Memory Biomaterials

open access: yesJournal of Biomedical Materials Research Part B: Applied Biomaterials, Volume 114, Issue 6, June 2026.
ABSTRACT Cardiovascular diseases affect a large portion of the global population and remain leading causes of morbidity and mortality. Endovascular stenting, a minimally invasive procedure, enables the insertion and deployment of stents to restore arterial patency without open surgery.
Luci R. Duncan   +1 more
wiley   +1 more source

Sleep Apnea and Paroxysmal Atrial Fibrillation: Diurnal Patterning of Autonomic Dysfunction and Influence of CPAP Therapy

open access: yesJournal of Arrhythmia, Volume 42, Issue 3, June 2026.
Autonomic dysfunction in sleep apnea shows diurnal variation, with stronger associations between SDB severity and HRV during wakefulness than sleep. CPAP therapy induces complex, state‐dependent changes in HRV, suggesting that daytime autonomic alterations may better reflect sustained cardiovascular risk in patients with paroxysmal atrial fibrillation.
Sepideh Khazaie   +10 more
wiley   +1 more source

Vibrational angioplasty

open access: yes, 2014
Percutaneous angioplasty is a first line choice in the treatment of peripheral arteriopathy. Major advantages of the method compared to the traditional surgery are the lower rates of mortality and morbidity, especially for patients with many risk factors.
Καπράλος, Ιωάννης Κ
core  

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