Results 81 to 90 of about 4,240,646 (331)

The use of anticoagulation in pediatric cardiac disease [PDF]

open access: yes, 2003
Palliation and repair of increasingly complex congenital heart defects as well as the emergence of novel contexts has led to multiple scenarios in which a real or potential risk of thromboembolism may exist. While various anticoagulation methodologies
Harris, Matthew A., Boris, Jeffrey R.
core  

Fast Hydrogel Micro‐Actuators Driven by Electric Fields

open access: yesAdvanced Materials, EarlyView.
We report the fabrication of chemically programmable electroactuating microstructures through the first integration of two‐photon polymerization with electrically actuated gelatin methacrylate‐based hydrogels. By tailoring the charge of the polymer network, we demonstrate programmable polarity‐dependent bending, enabling microstructures that ...
Annaël Sort‐Montenegro   +6 more
wiley   +1 more source

Effectiveness of Nursing Intervention on Physiological Status for Patients Undergoing Coronary Catheterization

open access: yesKufa Journal for Nursing Sciences, 2020
Background: Nursing care for patients undergoing cardiac catheterization requires an expert nurse who understands the types of complications that can occur, as well as the assessment skills to spot them.
Mohammed Aljanabi, Hakima Hassan
doaj   +1 more source

Lab‐in‐a‐Tube System Integrating Hierarchically Wrinkled Electrodes and DNAzyme‐Functionalized Beads for Diagnosis of Clostridioides difficile Infection

open access: yesAdvanced Materials, EarlyView.
The point‐of‐care diagnosis of Clostridioides difficile infection remains challenging due to reliance on slow culture and amplification‐based methods. A lab‐in‐a‐tube electrochemical biosensor integrating DNAzymes, antifouling magnetic beads, and a hierarchically structured flow cell enables amplification‐ and culture‐free detection directly in stool ...
Survanshu Saxena   +10 more
wiley   +1 more source

Deep‐Tissue Light Generation via Whispering Gallery Mode Lasing From a Commercial Nylon Fiber for Biomedical Applications

open access: yesAdvanced Materials Technologies, EarlyView.
A dyed nylon fiber is implemented inside the scattering phantom and skin tissue. The deep‐tissue light generation via whispering gallery mode lasing is demonstrated, achieving a depth of >50 times transport mean free path in scattering phantom and 3 mm beneath skin.
Dongqin Ni   +4 more
wiley   +1 more source

Reliability of Noninvasive Assessment of Systolic Pulmonary Artery Pressure by Doppler Echocardiography Compared to Right Heart Catheterization: Analysis in a Large Patient Population

open access: yesJournal of the American Heart Association : Cardiovascular and Cerebrovascular Disease, 2014
Background Pulmonary artery pressure (PAP) is an important marker in cardiovascular disorders, being closely associated with morbidity and mortality. Noninvasive assessment by Doppler echocardiography is recommended by current guidelines.
S. Greiner   +7 more
semanticscholar   +1 more source

Comparison of estimations versus measured resting oxygen consumption in patients with heart failure and reduced ejection fraction undergoing right heart catheterization [PDF]

open access: yes, 2014
Affecting close to 6 million people in the United States, heart failure (HF) represents the final stage of several diseases of the heart and is commonly defined as a reduction in the heart's ability to circulate blood.
Chase, Paul J.   +1 more
core  

The Expansion of Open-Heart Surgery and Cardiac Catheterization

open access: yes, 2015
Several groups began performing open-heart surgery during the late 1950s as simpler and less expensive heart-lung machines were marketed. Some surgeons attempted to develop operations to treat obstructed or leaking heart valves.
W. Bruce Fye
core   +1 more source

Programmable Variable‐Stiffness Multilayer Elastomer Composites With High‐Aspect‐Ratio Low‐Melting‐Point Alloy Inclusions

open access: yesAdvanced Materials Technologies, EarlyView.
High‐aspect‐ratio low‐melting‐point alloy inclusions are embedded within multilayer silicone laminates to create thermally programmable stiffness. Sequential activation of alloy‐rich layers produces four distinct mechanical states and reconfigures tendon‐driven actuator trajectories under the same load.
Palpolage Don Shehan Hiroshan Gunawardane   +4 more
wiley   +1 more source

Complications of Diagnostic Cardiac Catheterization in National Heart Centre, Nepal

open access: yes, 2017
Cardiac Catheterization for diagnostic has been routinely used for the last few years in national heart centre in Nepal. Complications have been recognized as an important factor in morbidity and mortality after diagnostic catheterization.
Rajib Rajbhandari   +8 more
core   +1 more source

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