Table 2.
Intra-operative details
| Patient No. | Device type | Distance from the a.v. (cm) | Length of the fistula tract (cm) | Internal opening, n | Fistula tracts, n | External opening, n | Size of external opening (cm) | Brushing of the tract | Irrigation of the tract |
| 1 | M2 | 2.0 | 3.5 | 1 | 1 | 1 | 0.1 | Endoscopic brush, curette | H2O2, antibiotic |
| 2 | M2 | 2.0 | 3.0 | 1 | 1 | 2 | 0.1 | Endoscopic brush, curette | H2O2, antibiotic |
| 3 | M2 | 5.0 | 10.0 | 1 | 2 | 2 | 0.2 | Endoscopic brush, curette | H2O2, antibiotic |
| 4 | M1 | 1.5 | 3.0 | 1 | 2 | 2 | 0.1 | Endoscopic brush, curette | H2O2, antibiotic |
| 5 | M2 | 5.0 | 7.5 | 1 | 2 | 2 | 0.2 | Endoscopic brush, curette | H2O2, antibiotic |
| 6 | M1 | 2.0 | 4.0 | 1 | 1 | 1 | 0.1 | Endoscopic brush, curette | H2O2, antibiotic |
| 7 | M2 | 1.5 | 2.5 | 1 | 1 | 1 | 0.5 | Gauze, curette | H2O2, antibiotic |
| 8 | M2 | 1.5 | 3.0 | 1 | 1 | 1 | 0.2 | Endoscopic brush, curette | H2O2, antibiotic |
| 9 | M1 | 2.0 | 3.0 | 1 | 1 | 1 | 0.5 | Endoscopic brush, curette | H2O2, antibiotic |
| 10 | M2 | 2.0 | 4.0 | 1 | 1 | 1 | 1.5 | Curette, Bovie | H2O2, antibiotic |