| Technique | Number | Percentage (%) |
| Abstention | 7 | 10.3 |
| Pyeloplasty by Hynes-Anderson-Kuss | 49 | 72.0 |
| Pyeloplasty by Y-V | 5 | 7.4 |
| Nephrectomy | 2 | 2.9 |
| Flange Section | 1 | 1.5 |
| Decrease Vascular | 4 | 5.9 |
| Total | 68 | 100 |