CMLP. UPJO, schematic diagram of trimming of the UPJ and renal pelvis (a); the first stitch was placed between the lower point of the spatulated ureter and the lowest corner of the renal pelvis (b); trimming of the renal pelvis (c); the posterior wall of the anastomosis formed using the touchless technique (d, e); placement of a ureteral stent (f); the anterior wall of the anastomosis formed using the touchless technique (g, h); trimming of the redundant renal pelvis (i); CMLP was completed (j, k). CMLP, comprehensive modified laparoscopic pyeloplasty; UPJO, ureteropelvic junction obstruction; UPJ, ureteropelvic junction.