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Introduction to AEDAn Automated External Defibrillator (AED) is a portable medical device that analyzes the heart's rhythm and, if necessary, delivers an electrical shock to help the heart re-establish an effective rhythm during sudden cardiac arrest (SCA). SCA occurs when the heart suddenly and unexpectedly stops beating, leading to a loss of blood flow to the brain and other vital organs. In such emergencies, time is of the essence, and using an AED, combined with Cardiopulmonary...
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Cardiopulmonary resuscitation, or CPR, is a life-saving emergency procedure performed when a person's heart has stopped beating or they are no longer breathing. The foundation of CPR is Basic Life Support (BLS), which focuses on the early recognition of cardiac arrest, the immediate start of high-quality chest compressions, and the timely use of an automated external defibrillator (AED).Assessing Responsiveness and Checking the Carotid PulseWhen approaching an unresponsive person, first ensure...
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Pharmacologic intervention is crucial in treating cardiac arrest patients during ACLS or Advanced Cardiovascular Life Support. The ACLS algorithms guide the administration of specific drugs based on the patient's cardiac arrest rhythm, which includes pulseless ventricular tachycardia (VT), ventricular fibrillation (VF), asystole, and pulseless electrical activity (PEA).EpinephrineIndication: Epinephrine is the first-line drug for all cardiac arrest rhythms.Mechanism of Action: Epinephrine...
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Personal protective equipment (PPE) is unique clothing or equipment worn by an employee to minimize or prevent exposure to infectious agents. PPE creates a barrier between the employee and the infectious materials. PPE must be readily available in the patient care area. PPE includes gloves, gowns and aprons, masks and respirators, goggles, face shields, shoes, and headcovers:
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Equipments Used To Measure Blood Pressure01:30

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Direct Method
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Pulse rhythm01:30

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Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
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A Novel Digital Platform for a Monitored Home-based Cardiac Rehabilitation Program
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[Wearable Automatic External Defibrillators].

Huajie Luo, Zhangyuan Luo, Xun Jin

    Zhongguo Yi Liao Qi Xie Za Zhi = Chinese Journal of Medical Instrumentation
    |April 13, 2016
    PubMed
    Summary

    This study presents a wearable automatic external defibrillator (AED) for treating ventricular fibrillation (VF). The device uses embedded systems for ECG monitoring and automatic VF detection, delivering biphasic waveform defibrillation.

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    Robotic Ablation of Atrial Fibrillation
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    Area of Science:

    • Biomedical Engineering
    • Cardiovascular Technology
    • Embedded Systems

    Background:

    • Ventricular fibrillation (VF) is a life-threatening cardiac arrhythmia requiring immediate intervention.
    • Defibrillation remains the most effective treatment for VF, necessitating accessible and automated solutions.
    • Current defibrillation devices can be cumbersome, highlighting the need for wearable technologies.

    Purpose of the Study:

    • To introduce a novel wearable automatic external defibrillator (AED) system.
    • To develop an embedded system capable of real-time ECG analysis and automatic VF detection.
    • To enable automated biphasic defibrillation discharge for effective VF termination.

    Main Methods:

    • Integration of ECG measurement and bioelectrical impedance sensing within a wearable device.
    • Development of an embedded system algorithm for automatic identification of VF signals.
    • Implementation of a biphasic exponential waveform defibrillation discharge module.
    • Verification of device functionality through animal testing.

    Main Results:

    • The wearable AED successfully acquired ECG signals and performed automatic VF identification in animal models.
    • The system demonstrated the capability to automatically initiate defibrillation discharge upon detecting VF.
    • Successful termination of ventricular fibrillation and realization of cardiac electrical cardioversion were achieved.

    Conclusions:

    • The developed wearable AED system provides a promising automated solution for emergency treatment of VF.
    • The embedded system's ability to automatically detect and treat VF signifies a step towards more accessible cardiac care.
    • Further clinical validation is warranted to establish the efficacy and safety of this wearable defibrillation technology.