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Related Concept Videos

Cardiomyopathy V: Interprofessional Care01:29

Cardiomyopathy V: Interprofessional Care

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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...
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Mechanical Ventilation III: Noninvasive Ventilation01:23

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Noninvasive positive-pressure ventilation (NIPPV), continuous positive airway pressure (CPAP), and bilevel positive airway pressure (BiPAP) are essential methods in respiratory care. These ventilation techniques offer unique benefits for patients with various respiratory conditions, providing adequate support without requiring intubation. Let's explore how each method is crucial in improving patient outcomes and enhancing respiratory therapy.
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Heart Failure VI: Adjunct Therapies01:22

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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.
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Mechanical Ventilation II: Invasive Ventilation01:23

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Ventilators are essential medical equipment used to aid patients with respiratory difficulties. Their primary function is to assist or replace spontaneous breathing by providing mechanical ventilation. There are two general classes of mechanical ventilators: negative-pressure and positive-pressure ventilators.
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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.
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Mechanical ventilation is a life-saving technique for managing acute respiratory failure and other respiratory complications. The process involves using a machine known as a ventilator to supply oxygen to the lungs and assist in removing carbon dioxide. It serves as a bridge to long-term mechanical ventilation or a temporary measure until ventilatory support is discontinued. The ventilator can maintain this function for a prolonged period, providing critical support for patients until they can...
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Related Experiment Video

Updated: Apr 25, 2026

Insertion, Maintenance, and Removal of the Percutaneous Dual Lumen Cannula Right Ventricular Assist Device
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[Implantable ventricular assist device].

Kan Nawata1, Osamu Kinoshita, Mitsutoshi Kimura

  • 1Department of Cardiothoracic Surgery, The University of Tokyo, Tokyo, Japan.

Kyobu Geka. the Japanese Journal of Thoracic Surgery
|August 21, 2014
PubMed
Summary
This summary is machine-generated.

Implantable ventricular assist devices (VADs) offer a vital treatment for advanced heart failure in Japan, primarily as a bridge to transplantation. Mid-term outcomes show an 88% survival rate, prompting consideration for expanded "destination therapy" use.

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Area of Science:

  • Cardiology
  • Medical Devices
  • Transplantation

Context:

  • Advanced heart failure (Stage D) requires interventions beyond medical therapy.
  • Implantable ventricular assist devices (VADs) are the sole evidence-based alternative to heart transplantation.
  • Available VADs in Japan include domestic (Evaheart, DuraHeart) and international (Jarvik 2000, HeartMate II) models.

Purpose:

  • To evaluate the mid-term outcomes of implantable VADs in Japanese patients.
  • To assess the feasibility of VADs as a bridge to transplantation under current Japanese insurance and age restrictions (under 65).
  • To explore the potential for expanded VAD use as destination therapy given organ donor shortages.

Summary:

  • A study at the University of Tokyo Hospital analyzed 41 implantable VAD patients.
  • Mid-term outcomes were acceptable, with 2 hospital deaths, 2 remote deaths, and a one-year survival rate of 88%.
  • Current indications in Japan are limited to bridge-to-transplantation for patients under 65.

Impact:

  • The study highlights the efficacy of VADs in a Japanese cohort, supporting their role in advanced heart failure management.
  • The findings suggest a need for broader VAD application, including destination therapy, due to organ scarcity.
  • Successful expanded use necessitates addressing patient and caregiver quality of life and establishing robust healthcare professional follow-up systems.