
Negative pressure suction sheath is mainly used in urological surgery.It maintains a negative pressure environment in the kidney by connecting to a negative pressure pump, prevents the return of flushing fluid, removes stones efficiently, and reduces the operation time.
| S.N. | Model | Tube ID | Working Length | |
| L±10(mm) | ||||
| Fr | mm | |||
| 1 | ZRH-NQG-9-35 | 9 | 3.17 | 350 |
| 2 | ZRH-NQG-9-45 | 9 | 3.17 | 450 |
| 3 | ZRH-NQG-10-35 | 10 | 3.33 | 350 |
| 4 | ZRH-NQG-10-45 | 10 | 3.33 | 450 |
| 5 | ZRH-NQG-11-35 | 11 | 3.67 | 350 |
| 6 | ZRH-NQG-11-45 | 11 | 3.67 | 450 |
| 7 | ZRH-NQG-12-35 | 12 | 4 | 350 |
| 8 | ZRH-NQG-12-45 | 12 | 4 | 450 |
| 9 | ZRH-NQG-13-35 | 13 | 4.33 | 350 |
| 10 | ZRH-NQG-13-45 | 13 | 4.33 | 450 |
| 11 | ZRH-NQG-14-35 | 14 | 4.67 | 350 |
| 12 | ZRH-NQG-14-45 | 14 | 4.67 | 450 |
| 13 | ZRH-NQG-16-35 | 16 | 5.33 | 350 |
| 14 | ZRH-NQG-16-45 | 16 | 5.33 | 450 |