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Updated: May 23, 2026

Transmesenteric Laparoscopic Pyeloplasty in Trendelenburg Position for Horseshoe Kidney with Hydronephrosis

Transmesenteric Laparoscopic Pyeloplasty in Trendelenburg Position for Horseshoe Kidney with Hydronephrosis

Published on: July 8, 2025

Stentless pediatric robotic pyeloplasty.

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Therapeutic Advances in Urology

|April 13, 2012

Summary

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This study shows that robotic pyeloplasty in children can be safely performed without ureteral stents or drains. This technique avoids additional anesthesia and reduces stent-related complications in pediatric patients.

Area of Science:

Pediatric Urology
Minimally Invasive Surgery
Robotic Surgery

Background:

Open dismembered pyeloplasty is the standard for ureteropelvic junction obstruction in children.
Robotic surgery offers potential advantages in pediatric urological procedures.

Purpose of the Study:

To evaluate the safety and efficacy of a tubeless, stentless pediatric robotic pyeloplasty technique.
To assess outcomes including operative time, hospital stay, and complications.

Main Methods:

12 children underwent robotic dismembered pyeloplasty without ureteral stents or nephrostomy tubes.
Data collected included operative time, console time, drain duration, and hospital stay.
Postoperative outcomes were assessed via renal ultrasonography and renography when indicated.

Keywords:

laparoscopy pediatric pyeloplasty robotics

Related Experiment Videos

Last Updated: May 23, 2026

Transmesenteric Laparoscopic Pyeloplasty in Trendelenburg Position for Horseshoe Kidney with Hydronephrosis

Transmesenteric Laparoscopic Pyeloplasty in Trendelenburg Position for Horseshoe Kidney with Hydronephrosis

Published on: July 8, 2025

Main Results:

No complications were reported in the 12 patients.
Mean operative time was 178 minutes, and mean console time was 129 minutes.
All patients experienced symptom resolution, with significant improvement in hydronephrosis; renal function was preserved in all cases.

Conclusions:

Robot-assisted laparoscopic pyeloplasty is a safe and effective alternative for pediatric ureteropelvic junction obstruction.
Eliminating the need for indwelling stents in pediatric robotic pyeloplasty avoids additional anesthesia and morbidity.