Results 91 to 100 of about 1,373,083 (370)

Mechanisms underlying the cardiac pacemaker: the role of SK4 calcium-activated potassium channels

open access: yesActa Pharmacologica Sinica, 2016
The proper expression and function of the cardiac pacemaker is a critical feature of heart physiology. The sinoatrial node (SAN) in human right atrium generates an electrical stimulation approximately 70 times per minute, which propagates from a ...
D. Weisbrod   +4 more
semanticscholar   +1 more source

Advances in Electrical Materials for Bone and Cartilage Regeneration: Developments, Challenges, and Perspectives

open access: yesAdvanced Science, EarlyView.
This review explores the challenges of treating bone and cartilage defects, emphasizing the role of endogenous electric fields in bone and cartilage regeneration. It highlights recent advancements in electroactive biomaterials, including nanogenerators, piezoelectric materials, triboelectric scaffold, and zwitterionic hydrogels.
Yubin Yao   +4 more
wiley   +1 more source

Cardiac magnetic resonance in a patient with MRI-conditional pacemaker

open access: yesRevista Portuguesa de Cardiologia, 2013
An implanted pacemaker is generally considered a contraindication for magnetic resonance imaging (MRI). The increasing number of indications for MRI and the rising prevalence of implanted cardiac pacemakers have prompted the recent development of MRI ...
António Miguel Ferreira   +4 more
doaj  

A Study of Unusual Pacemaker Infection by Mycobacterium Tuberculosis in Indian Patients

open access: yesIndian Pacing and Electrophysiology Journal, 2014
Background: The expanding clinical indications of cardiac rhythm management have led to an increased use of pacemaker implantation which is associated with increased incidence of pacemaker infections. Staphylococcus aureus and epidermidis account for the
Amresh Kumar, MBBS, MD (Medicine), DM (Cardiology)   +1 more
doaj   +1 more source

Coxsackie B2 Virus Infection Causing Multiorgan Failure and Cardiogenic Shock in a 42-Year-Old Man [PDF]

open access: yes, 2019
Infections from coxsackie B2 viruses often cause viral myocarditis and, only rarely, multisystem organ impairment. We present the unusual case of a 42-year-old man in whom coxsackie B2 virus infection caused multiorgan infection, necessitating distal ...
Abdou, Mahmoud H.   +2 more
core   +1 more source

Implantable Self‐Powered Systems for Electrical Stimulation Medical Devices

open access: yesAdvanced Science, EarlyView.
In this paper, the design strategy and clinical application of ISS are discussed in depth from four aspects: the design and optimization of the energy collection module, the selection and preparation of adaptive electrode materials, the innovation of system design strategy, and the biological effect of electrical stimulation of ISS.
Xi Cui, Li Wu, Chao Zhang, Zhou Li
wiley   +1 more source

An intragastric cardiac pacemaker [PDF]

open access: yesThorax, 1973
This paper describes a functioning cardiac pacemaker which was found to be inside the stomach, although originally placed within the rectus sheath.
openaire   +3 more sources

Gene Therapy in Cardiac Arrhythmias [PDF]

open access: yes, 2006
Gene therapy has progressed from a dream to a bedside reality in quite a few human diseases. From its first application in adenosine deaminase deficiency, through the years, its application has evolved to vascular angiogenesis and cardiac arrhythmias.
Francis, Johnson   +2 more
core  

Novel Electroactive Therapeutic Platforms for Cardiac Arrhythmia Management

open access: yesAdvanced Science, EarlyView.
Electroactive platforms offer promising applications in cardiac arrhythmia. Based on their energy sources and mechanisms, electroactive platforms are categorized into i) direct electrical stimulation, ii) self‐powered electroactive systems, iii) physical stimuli‐mediated electroactive systems, and iv) conductive systems, and their applications in ...
Juwei Yang   +4 more
wiley   +1 more source

Fatal cardiac thromboembolism in a patient with a pacemaker during ureteroscopic lithotripsy for ureter stone: a case report [PDF]

open access: yesKorean Journal of Anesthesiology, 2015
Intracardiac thrombosis is an infrequent and fatal complication in patients with an inserted pacemaker. A patient with an inserted pacemaker scheduled for ureter stone removal experienced cardiac arrest and cardiopulmonary resuscitation under general ...
Mee Young Chung   +2 more
doaj   +1 more source

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