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Related Concept Videos

Kidney Transplant II: Surgical Procedure01:26

Kidney Transplant II: Surgical Procedure

Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living donor...
Kidney Transplant I: Introduction01:28

Kidney Transplant I: Introduction

A kidney transplant is a surgical approach that involves replacing a non-functioning kidney with a healthy one from a donor. This procedure is often a treatment option for end-stage renal disease (ESRD) patients. The method requires careful recipient selection, including evaluating various medical and psychosocial factors. These criteria vary between transplant centers but generally include assessments of the patient's overall health, adherence to medical recommendations, and lifestyle...

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Related Experiment Video

Updated: Jun 11, 2026

Single Port Donor Nephrectomy
07:17

Single Port Donor Nephrectomy

Published on: March 12, 2011

En-Bloc Kidney Procurement Significantly Reduces Organ Extraction Time.

Felix Boll1, Elke Stoschek1, Anna L Herzog2

  • 1Department of General, Visceral, Transplantation, Vascular, and Pediatric Surgery, University Hospital Würzburg, Würzburg, Germany.

Transplantation Proceedings
|June 9, 2026
PubMed
Summary
This summary is machine-generated.

En-bloc kidney procurement significantly reduces organ extraction time in donations after brain death (DBD). This surgical technique minimizes ischemic damage by shortening the period kidneys are without adequate cooling during retrieval.

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Last Updated: Jun 11, 2026

Single Port Donor Nephrectomy
07:17

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Published on: March 12, 2011

Kidney Procurement in a Preclinical Large Animal Model
05:36

Kidney Procurement in a Preclinical Large Animal Model

Published on: May 2, 2025

Orthotopic Rat Kidney Transplantation: A Novel and Simplified Surgical Approach
09:15

Orthotopic Rat Kidney Transplantation: A Novel and Simplified Surgical Approach

Published on: May 7, 2019

Area of Science:

  • Transplantation Surgery
  • Organ Procurement
  • Nephrology

Background:

  • Kidney procurement involves complex surgical techniques, including en-bloc and sequential nephrectomy.
  • During organ extraction, kidneys are detached from blood supply, risking ischemic damage despite cold perfusion.
  • Minimizing warm and cold ischemic times is crucial for successful kidney transplantation.

Purpose of the Study:

  • To evaluate the impact of en-bloc versus sequential nephrectomy on kidney extraction time.
  • To determine if en-bloc procurement reduces the risk of ischemic injury in donations after brain death (DBD).

Main Methods:

  • Retrospective analysis of 242 kidney procurements in Germany (Jan 2017 - Dec 2023).
  • Comparison of extraction times between en-bloc and sequential nephrectomy techniques in DBD donors.
  • Multivariate linear regression analysis to confirm findings.

Main Results:

  • En-bloc kidney procurement resulted in significantly shorter extraction times (median 44 min) compared to sequential nephrectomy (median 60 min).
  • The en-bloc technique was associated with an approximate 14-minute reduction in extraction time.
  • Statistical analysis confirmed the significance of this time reduction (p < .001).

Conclusions:

  • En-bloc kidney procurement is a more efficient surgical technique for DBD organ retrieval.
  • Shortened extraction times with en-bloc procurement may mitigate ischemic damage, potentially improving organ quality.
  • This technique offers a valuable optimization for kidney procurement protocols.