scholarly journals Wearable cardioverter defibrillator for foreigners, a Tajikistani woman with ventricular fibrillation: a case report

2019 ◽  
Vol 26 (5) ◽  
pp. 385-390
Author(s):  
Kenzo Ichimura ◽  
Masaaki Nishihara ◽  
Yasushi Mukai ◽  
Toyokazu Uwatoku ◽  
Kentaro Tokuda ◽  
...  
Keyword(s):  
Case Report ◽  
Ventricular Fibrillation ◽  
Cardioverter Defibrillator ◽  
Wearable Cardioverter Defibrillator

scholarly journals Machine Learning Models Predicting the Survival of Abrupt Heart Attack in Cardiac Sarcoidosis Disease using the Wearable Device

2020 ◽  
Vol 9 (5) ◽  
pp. 9-13
Keyword(s):  
Machine Learning ◽  
Ventricular Tachycardia ◽  
Ventricular Fibrillation ◽  
Heart Attack ◽  
Cardiac Sarcoidosis ◽  
Wearable Device ◽  
Cardioverter Defibrillator ◽  
Wearable Cardioverter Defibrillator ◽  
Positive Rate ◽  
Machine Learning Models

Wearable technology has countless prospects of remodelling healthcare establishment and also medical education. Cardiac sarcoidosis disease (CS) is a sporadic illness in which white blood cells (WBC) clusters known as granulomas, form as heart tissue. Cardiac sarcoidosis disease (CS) Patients are at high threat of ventricular tachycardia or ventricular fibrillation (VT/VF). Wearable cardioverter defibrillator device is introduced which helps to alleviate the abrupt heart attack risk amid patients of cardiac sarcoidosis. A reflective evaluation of the commercial record acknowledged patients of cardiac sarcoidosis disease who sported the wearable cardioverter defibrillator (WCD). ML models are applied to get accurate predictions to motivate WCD wear ability. The wearable device cardioverter defibrillator (WCD) was worn by forty six patients of cardiac sarcoidosis disease in which 22(48%) female, male 24 (52%). The wearable cardioverter defibrillator (WCD) was sported hours about 23.6 median daily. Nearby eleven ventricular tachycardia or ventricular fibrillation (VT/VF) incidents occur in ten patients (22%). Ventricular tachycardia or ventricular fibrillation (VT/VF) happened over a series of (1-79) days, median of twenty-four days. 1st- heart attack success for ventricular tachycardia or ventricular fibrillation (VT/VF) conversion was hundred percent. Survival of Patient in twenty four hours after treatment of attack was hundred percent. To regulate the discontinuing cause for wearable device cardioverter defibrillator (WCD) use specified that among seven attacked patients received ICD, one patient was died two weeks later discontinuing the use of wearable cardioverter defibrillator device (WCD), and two patients were absent to track. Sixteen were not attacked patients, who obtained an implantable cardioverter defibrillator (ICD) while seven of them attained and improved left ventricular ejection fraction (LVEF). Abrupt heart attack (HA) management amongst patients of cardiac sarcoidosis disease (CS) was assisted by wearable device cardioverter defibrillator (WCD) ensuing in positive ventricular tachycardia or ventricular fibrillation (VT/VF) termination upon attack delivery. In this paper, the dataset is retrieved from google dataset search and evaluated on various ML models to predict the survival of the patients Receiving ICD while wearing WCD as well as evaluating the developed model performance and to identify the best applicable model. Dataset is primarily processed and nursed to many machine learning classifiers like KNN, SVM, Perceptron, Random Forest, Decision Trees (DT), Logistic Expression, SGD, and Naïve Basis. Cross-validation is smeared, training is performed so that new machine learning models are established and verified. The outcomes found are assessed on many factors such as Accuracy, Misclassification Rate, True Positive Rate, True Negative Rate, Precision, Prevalence, False Positive rate taken to build the model. Result analysis reveals that among all the classifiers SVM and KNN best model acquiescent high and precise outcomes.

scholarly journals A wearable cardioverter defibrillator for prevention of sudden cardiac death in a hematologic patient—a case report

2019 ◽  
Vol 12 (3) ◽  
pp. 269-271
Author(s):  
Stefan Hatzl ◽  
Hildegard T. Greinix ◽  
Philipp Kreuzer ◽  
Eduard Schulz ◽  
Peter Neumeister ◽  
...  
Keyword(s):  
Case Report ◽  
Sudden Cardiac Death ◽  
Cardiac Death ◽  
Cardioverter Defibrillator ◽  
Wearable Cardioverter Defibrillator

Abstract 55: Ventricular Fibrillation remains the Primary Presenting Rhythm: Results from the Wearable Cardioverter Defibrillator Human Study

Circulation ◽  
2007 ◽  
Vol 116 (suppl_16) ◽  
Author(s):  
Hao Wang ◽  
Wanchun Tang ◽  
Min-Shan Tsai ◽  
Yongqin Li ◽  
Max H Weil
Keyword(s):  
Cardiac Arrest ◽  
Ventricular Fibrillation ◽  
Clinical Studies ◽  
Human Study ◽  
Sudden Cardiac Arrest ◽  
Pulseless Electrical Activity ◽  
Progressive Decrease ◽  
Cardioverter Defibrillator ◽  
Wearable Cardioverter Defibrillator ◽  
Initial Rhythm

Background. Clinical studies during the last 2 decades have demonstrated a progressive decrease in the incidence of ventricular fibrillation (VF) as the presenting rhythm in settings of out-of-hospital sudden cardiac arrest (SCA). In the present study, we investigated the initial rhythm of SCA from data recorded in a wearable cardioverter defibrillator (WCD) which collected these events in real time. Hypothesis. In settings of out-of-hospital SCA, VF remains the leading cause. Methods and Results. The incidence and the type of arrhythmias were determined by reviewing stored electrocardiograms in the WCDs. Seventy-four consecutive WCD recipients and 108 events were analyzed. Patients with a previously implanted ICD that required change due to infection were the most prevalent recipients of WCDs. Fifty-one percent were VF/VT patients and 43.8% were pulseless electrical activity (PEA) patients. VF/VT was the initial rhythm of SCA in 79.7% of patients and 86.1% of events while the PEA occurred in 20.3% of patients and 13.9% of events. 84.5% of patients survived VF/VT and 18.8% of patients survived PEA. There was no difference in the characteristics of patients with different initial rhythms. Conclusions. In out-of-hospital settings, VF remains the predominant initial rhythm when recorded immediately following SCA. .

Clinical Efficacy of the Wearable Cardioverter-Defibrillator in Acutely Terminating Episodes of Ventricular Fibrillation

1998 ◽  
Vol 81 (10) ◽  
pp. 1253-1256 ◽  
Author(s):  
Angelo Auricchio ◽  
Helmut Klein ◽  
Christoph J Geller ◽  
Sven Reek ◽  
M.Stephen Heilman ◽  
...  
Keyword(s):  
Ventricular Fibrillation ◽  
Clinical Efficacy ◽  
Cardioverter Defibrillator ◽  
Wearable Cardioverter Defibrillator
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