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Tissue Transplantation

Tissue Transplantation

Tissue transplantation is a significant medical procedure involving the transfer of cells, tissues, or organs from a donor to a recipient, with the primary aim of restoring lost functions. This procedure is crucial in treating a broad spectrum of diseases, including kidney diseases, liver failure, heart disease, and certain types of cancers.
The Biology of Tissue Transplantation
The biology of tissue transplantation hinges on the Major Histocompatibility Complex (MHC) molecules. These molecules...

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A Porcine Heterotopic Heart Transplantation Protocol for Delivery of Therapeutics to a Cardiac Allograft

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Published on: February 14, 2022

Beating Heart Transplants-Overview and Implications for Anesthesiologists.

Perin Kothari¹, Larissa Miyachi Kiwakyou¹, Brandon A Guenthart²

¹Department of Anesthesiology, Perioperative and Pain Medicine, Stanford University School of Medicine, Stanford, CA.

Journal of Cardiothoracic and Vascular Anesthesia

|January 16, 2024

Summary

A novel surgical technique eliminates the need for a second cardioplegic arrest during heart transplantation using ex vivo organ perfusion. This advancement may increase cardiac transplant volumes by improving organ preservation and surgical efficiency.

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Last Updated: Jul 5, 2025

A Porcine Heterotopic Heart Transplantation Protocol for Delivery of Therapeutics to a Cardiac Allograft

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Area of Science:

Cardiology
Transplantation Surgery
Organ Preservation

Background:

Rising demand for heart allografts necessitates improved organ preservation strategies.
Ex vivo organ perfusion, such as the Organ Care System, is crucial for utilizing organs from donation after circulatory death and extended-criteria donors.
Traditional heart preservation involves two periods of warm ischemia and cardioplegic arrest.

Purpose of the Study:

To describe a novel surgical technique for heart allograft implantation that avoids a second cardioplegic arrest.
To discuss the advantages and disadvantages of this new surgical approach.
To explore the potential impact of this technique on future cardiac transplantation volumes.

Main Methods:

Description of a novel surgical technique for heart allograft implantation.
Utilizes ex vivo organ perfusion (Organ Care System).
Eliminates the second period of cardioplegic arrest during implantation.

Main Results:

The novel technique successfully avoids a second cardioplegic arrest.
Discussion of the procedural advantages and disadvantages.
Theoretical analysis of potential increases in cardiac transplantation capacity.

Conclusions:

The modified surgical approach offers a potential advancement in heart transplantation.
Eliminating the second cardioplegic arrest may enhance organ utilization and surgical outcomes.
This technique could significantly impact future cardiac transplantation volumes and patient access to care.