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Updated: Dec 21, 2025

Robot-Assisted Kidney Transplantation

Robot-Assisted Kidney Transplantation

Published on: July 19, 2021

Robot-assisted partial nephrectomy of initial cases using a 3D square-block type kidney model.

Masahiro Yamazaki¹, Tatsuya Takayama¹, Akira Fujisaki¹

¹Department of Urology, Jichi Medical University Hospital, Tochigi, Japan.

Translational Andrology and Urology

|May 19, 2020

Summary

This summary is machine-generated.

Personalized 3D printed kidney models enhance understanding of local anatomy for robot-assisted partial nephrectomies (RAPNs). This cost-effective approach improved surgical efficiency and outcomes in initial cases.

Keywords:

Partial nephrectomy (PN)kidney model square, economical three-dimensional (3D)

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Area of Science:

Urology
Surgical Innovation
Medical Modeling

Background:

Understanding local renal anatomy is crucial for effective robot-assisted partial nephrectomies (RAPNs).
Preoperative anatomical knowledge directly impacts surgical precision and patient outcomes.

Purpose of the Study:

To evaluate the utility of a personalized 3D printed kidney model in enhancing anatomical understanding for RAPN.
To assess the impact of this novel modeling technique on surgical efficiency and outcomes.

Main Methods:

A personalized, square-block type 3D printed kidney model was developed.
The model was utilized to improve understanding of local anatomy prior to RAPN.
The model was applied in six initial robot-assisted partial nephrectomy cases.

Main Results:

The average warm ischemia time was 18 minutes.
The average estimated blood loss was 59 mL.
All six patients achieved negative surgical margins, with only one minor complication.

Conclusions:

The cost-effective 3D printed kidney model significantly improved understanding of local anatomy.
The model facilitated increased efficiency and positive outcomes in robot-assisted partial nephrectomies.
Further research is needed to confirm these preliminary findings.