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Simple technique for improving tubeless cutaneous ureterostomy
Chul Jang Kim1, Yoshihiko Wakabayashi, Yuji Sakano
1Department of Urology, Shiga University of Medical Science, Otsu, Shiga, Japan. cj-kim@belle.shiga-med.ac.jp
Urology
|May 14, 2005
Summary
A new surgical technique improves tubeless cutaneous ureterostomy outcomes by stabilizing the abdominal wall tunnel. This method enhances ureteral patency and reduces hydronephrosis, offering a safer permanent urinary diversion.
Area of Science:
- Urology
- Surgical Techniques
Background:
- Cutaneous ureterostomy is a common permanent urinary diversion.
- Stomal stenosis is a known complication of this procedure.
Purpose of the Study:
- To describe a novel surgical modification to enhance tubeless cutaneous ureterostomy.
- To evaluate the efficacy of this technique in improving ureteral patency and reducing complications.
Main Methods:
- The modified Toyoda cutaneous ureterostomy technique involves fixation between the anterior and posterior rectus sheath using sutures.
- This stabilization aims to maintain the integrity of the abdominal wall tunnel for ureters.
- The study reviewed ureteral patency and hydronephrosis rates in 54 patients (102 renal units) over a minimum of 6 months.
Main Results:
- The modified technique achieved a tubeless condition in 77.5% of renal units.
- Hydronephrosis was absent in 68.6% of renal units.
- The catheter-free rate significantly improved from 60.5% to 89.8% after implementing the surgical stabilization step.
Conclusions:
- The described surgical modification is an effective and simple procedure.
- This technique improves outcomes for tubeless cutaneous ureterostomy using the Toyoda method.
- The enhanced stability of the abdominal wall tunnel contributes to better ureteral function.