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Related Concept Videos

Cardiomyopathy V: Interprofessional Care01:29

Cardiomyopathy V: Interprofessional Care

Managing cardiomyopathy involves addressing underlying or precipitating causes, treating heart failure with medications, and implementing dietary changes and a balanced exercise and rest regimen.Lifestyle ModificationsCardiomyopathy patients should adopt a low-sodium diet to reduce fluid retention and manage heart failure. A personalized exercise and rest plan helps maintain physical fitness without overstraining the heart. Avoiding alcohol and tobacco is essential to prevent further damage to...
Heart Failure VI: Adjunct Therapies01:22

Heart Failure VI: Adjunct Therapies

Additional therapies for treating patients with heart failure (HF) may include procedural interventions, supplemental oxygen, the management of sleep disorders, and nutritional therapy.Procedural InterventionsImplantable Cardioverter-Defibrillator: For patients at risk of life-threatening arrhythmias due to severe left ventricular dysfunction, an Implantable Cardioverter-Defibrillator (ICD) can detect and terminate these arrhythmias, preventing sudden cardiac death and improving survival rates.
Cardiomyopathy II: Dilated Cardiomyopathy01:30

Cardiomyopathy II: Dilated Cardiomyopathy

Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...
Ventilatory Modes01:14

Ventilatory Modes

Mechanical ventilators are life-saving devices that support or replace spontaneous breathing. They deliver breaths to patients through varying methods known as ventilator modes. Understanding these modes is critical for healthcare providers managing patients with respiratory failure.
There are three ventilatory modes: full support, partial support, and spontaneous. These are described below.
Full Support Modes
Full support modes include controlled mechanical ventilation, continuous mandatory...
Cardiopulmonary Resuscitation III: AED Use01:23

Cardiopulmonary Resuscitation III: AED Use

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...
ECG Interpretation of Arrhythmias II: Atrial, Junctional and Ventricular Arrhythmias01:25

ECG Interpretation of Arrhythmias II: Atrial, Junctional and Ventricular Arrhythmias

Arrhythmia is a condition characterized by an irregular heart rhythm, with ECG changes that differ based on its origin and nature. The types of arrhythmias discussed below include atrial, junctional, and ventricular arrhythmias.Atrial ArrhythmiasPremature Atrial Complexes (PACs): PACs are early atrial beats caused by stress, caffeine, alcohol, electrolyte imbalances, hypoxia, hyperthyroidism, or certain medications (e.g., bronchodilators and decongestants). The ECG shows early P waves with an...

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Related Experiment Video

Updated: Jun 23, 2026

Use of Two Intracorporeal Ventricular Assist Devices As a Total Artificial Heart
08:49

Use of Two Intracorporeal Ventricular Assist Devices As a Total Artificial Heart

Published on: May 11, 2018

Ventricular assist device therapy.

Gabriel Sayer1, Yoshifumi Naka, Ulrich P Jorde

  • 1The Zena and Michael A. Wiener Cardiovascular Institute, Mount Sinai Medical Center, New York, NY, USA.

Cardiovascular Therapeutics
|May 12, 2009
PubMed
Summary
This summary is machine-generated.

Left ventricular assist devices (LVADs) offer a vital treatment for advanced heart failure, improving patient outcomes. Ongoing research aims to minimize complications and expand the use of these life-saving devices.

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Utilizing Percutaneous Ventricular Assist Devices in Acute Myocardial Infarction Complicated by Cardiogenic Shock
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Utilizing Percutaneous Ventricular Assist Devices in Acute Myocardial Infarction Complicated by Cardiogenic Shock

Published on: June 12, 2021

Related Experiment Videos

Last Updated: Jun 23, 2026

Use of Two Intracorporeal Ventricular Assist Devices As a Total Artificial Heart
08:49

Use of Two Intracorporeal Ventricular Assist Devices As a Total Artificial Heart

Published on: May 11, 2018

Utilizing Percutaneous Ventricular Assist Devices in Acute Myocardial Infarction Complicated by Cardiogenic Shock
06:10

Utilizing Percutaneous Ventricular Assist Devices in Acute Myocardial Infarction Complicated by Cardiogenic Shock

Published on: June 12, 2021

Area of Science:

  • Cardiovascular Medicine
  • Biomedical Engineering
  • Medical Devices

Background:

  • Advanced congestive heart failure necessitates innovative therapeutic options.
  • Ventricular assist devices (VADs) represent a critical intervention for end-stage heart disease.
  • Left ventricular assist devices (LVADs) serve as a bridge to transplantation or destination therapy.

Purpose of the Study:

  • To review the role and advancements of LVADs in managing advanced congestive heart failure.
  • To discuss the benefits of LVADs, including improved end-organ function and reduced mortality.
  • To highlight persistent complications and the need for understanding LVAD physiology.

Main Methods:

  • Review of current literature on LVAD technology and clinical outcomes.
  • Analysis of the evolution from pulsatile flow to axial flow pumps.
  • Discussion of the physiological implications of LVAD support.

Main Results:

  • LVADs significantly improve end-organ function, morbidity, and mortality in selected patients.
  • Axial flow pumps have addressed limitations of earlier pulsatile flow devices.
  • Despite advancements, complications associated with LVAD therapy persist.

Conclusions:

  • LVADs are a crucial therapeutic option for advanced heart failure.
  • Understanding LVAD physiology is essential for managing complications.
  • Further research is needed to reduce complications and broaden LVAD applicability.