Results 51 to 60 of about 128,681 (332)

Tissue oxygenation with graded dissolved oxygen delivery during cardiopulmonary bypass [PDF]

open access: yes, 1995
Background: Intravascular perfluorochemical emulsions together with a high oxygen tension may increase the delivery of dissolved oxygen to useful levels.
Clymer, Janice J.   +6 more
core   +1 more source

Sparsity Based Non-Contact Vital Signs Monitoring of Multiple People Via FMCW Radar [PDF]

open access: yesarXiv, 2022
Non-contact technology for monitoring multiple people's vital signs, such as respiration and heartbeat, has been investigated in recent years due to the rising cardiopulmonary morbidity, the risk of transmitting diseases, and the heavy burden on the medical staff.
arxiv  

Phosphorylation and translocation of heat shock protein 27 and αB-crystallin in human myocardium after cardioplegia and cardiopulmonary bypass [PDF]

open access: yes, 2007
ObjectivesCardiac surgery using cardioplegia and cardiopulmonary bypass subjects myocardium to hypothermic reversible ischemic injury that can impair cardiac function.
Bianchi, Cesario   +7 more
core   +1 more source

The Australia and New Zealand Congenital Outcomes Registry for Surgery (ANZCORS): methodology and preliminary results

open access: yesANZ Journal of Surgery, Volume 92, Issue 12, Page 3154-3161, December 2022., 2022
Analysis of multi‐institutional data and benchmarking is an accepted accreditation standard in cardiac surgery. Such a database does not exist for congenital cardiac surgery in Australia and New Zealand (ANZ). To fill this gap, the ANZ Congenital Outcomes Registry for Surgery (ANZCORS) was established in 2017.
Supreet P. Marathe   +8 more
wiley   +1 more source

RoS-KD: A Robust Stochastic Knowledge Distillation Approach for Noisy Medical Imaging [PDF]

open access: yesarXiv, 2022
AI-powered Medical Imaging has recently achieved enormous attention due to its ability to provide fast-paced healthcare diagnoses. However, it usually suffers from a lack of high-quality datasets due to high annotation cost, inter-observer variability, human annotator error, and errors in computer-generated labels. Deep learning models trained on noisy
arxiv  

A probabilistic network for the diagnosis of acute cardiopulmonary diseases [PDF]

open access: yesBiometrical Journal, 60(1), 174-195, January 2018, 2016
In this paper, the development of a probabilistic network for the diagnosis of acute cardiopulmonary diseases is presented. This paper is a draft version of the article published after peer review in 2018 (https://doi.org/10.1002/bimj.201600206). A panel of expert physicians collaborated to specify the qualitative part, that is a directed acyclic ...
arxiv   +1 more source

Impact of dexmedetomidine on mortality in critically ill patients with acute kidney injury: a retrospective propensity score matching analysis

open access: yesBMJ Open, 2023
Objectives This study sought to estimate the effect of dexmedetomidine (DEX) administration on mortality in critically ill patients with acute kidney injury (AKI).Design A retrospective cohort study.Setting The study sourced its data from the ...
Peng Gao   +5 more
doaj   +1 more source

Materials Advances in Devices for Heart Disease Interventions

open access: yesAdvanced Materials, EarlyView.
This review examines the crucial role of materials in heart disease interventions, focusing on strategies for monitoring, managing, and repairing heart conditions. It discusses the material requirements for medical devices, highlighting recent innovations and their impact on cardiovascular health.
Gagan K. Jalandhra   +11 more
wiley   +1 more source

P21‐Activated Kinase 2 as a Novel Target for Ventricular Tachyarrhythmias Associated with Cardiac Adrenergic Stress and Hypertrophy

open access: yesAdvanced Science, EarlyView.
Ca2+/calmodulin‐dependent kinase II (CaMKII) activation is likely driven by oxidative stress, particularly excessive reactive oxygen species (ROS) production. This study identifies P21‐activated kinase 2 (Pak2) as a novel regulator of ROS‐induced CaMKII activation and abnormal Ca2⁺ dynamics in acute adrenergic and chronic pressure‐overload stressed ...
Tao Li   +21 more
wiley   +1 more source

Effects of different doses of ulinastatin on organ protection of deep hypothermic circulatory arrest in rats

open access: yesJournal of Cardiothoracic Surgery
Background Deep hypothermic circulatory arrest (DHCA) can cause systemic inflammatory response (SIR) and ischemia-reperfusion (I/R) injury, potentially exacerbating organ failure. Ulinastatin (UTI) is a frequently employed anti-inflammatory medication in
Yuan Teng   +7 more
doaj   +1 more source

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