Table 1.
Duodenoscope characteristics, inspection findings, ATP test, and microbiological surveillance
| Number | Duodenoscope (model) | Age (mo) | Usages(n) |
Inspection abnormal findings (Severity degree/location) |
ATP test (RLU) |
Microbiological surveillance |
||||||||||||
| Scratches | Peel | Buckling | Stains |
Debris |
Fluid |
|||||||||||||
| Dark color | Light color | Other | Clear | Opaque | Culture(n) | Positive(n) | Microorganism | |||||||||||
| 1 | JF-260V | 87 | 1284 | 3/B | 2/B | 2/B | 2/B | 1/B | 3/B | - | 3/I | - | 135 | 34 | 2 | P. aeruginosa | ||
| 2 | JF-260V | 2 | 18 | - | - | 1/B | 2/I | - | - | - | - | - | 185 | 2 | 1 | P. aeruginosa | ||
| 3 | JF-260V | 79 | 1267 | - | - | - | 2/B | 2/I | - | - | - | - | 117 | 27 | 0 | - | ||
| 4 | JF-260V | 64 | 825 | 3/B | 1/B | 2/B | 2/B | 1/I | - | - | 3/I | 3/I | 45 | 24 | 0 | - | ||
| 5 | JF-260V | 1 | 15 | - | - | - | - | 2/I | 1/ I&B | 1/B | 3/I | - | 19 | 2 | 1 | P. aeruginosa | ||
| 6 | TJF-260V | 126 | 649 | 3/I&B | - | 2/I&B | 2/I&B | 2/I | - | 1/B | 3/I&B | 3/I&B | 48 | 29 | 2 | P. aeruginosa | ||
| 7 | TJF-260V | 3 | 34 | - | - | 2/B | - | - | - | - | - | - | 12 | 2 | 0 | - | ||
| 8 | TJF-260V | 12 | 135 | - | - | 2/B | 2/I | 2/I | - | - | 3/I | 1/I | 108 | 2 | 0 | - | ||
| 9 | TJF-260V | 18 | 48 | - | - | 2/I&B | 2/I | - | - | - | - | - | 63 | 2 | 0 | - | ||
| 10 | TJF-260V | 93 | 164 | 1/B | 2/B | 2/B | 2/I&B | 2/I&B | - | - | - | - | 39 | 1 | 0 | - | ||
| 11 | TJF-260V | 51 | 425 | 3/B | - | 2/B | 2/I | -- | - | - | - | - | 21 | 1 | 0 | - | ||
| 12 | TJF-260V | 38 | 251 | 1/B | - | 2/B | 2/B | 3/I&B | - | - | - | - | 114 | 2 | 0 | - | ||
| 13 | TJF-260V | 37 | 612 | 3/B | 2/B | 2/B | 2/B | 3/I&B | 1/I&B | 1/I&B | - | - | 153 | 2 | 0 | - | ||
| 14 | TJF-260V | 12 | 217 | 1/B | - | 2/I&B | 1/B | 1/I | - | - | - | - | 40 | 2 | 0 | - | ||
| 15 | TJF-260V | 16 | 251 | - | - | - | 1B | 1/I | - | - | - | - | 48 | 0 | 0 | - | ||
| 16 | TJF-260V | 16 | 341 | 2/B | - | 1/B | 1/B | 1/I | - | - | - | - | 127 | 1 | 0 | - | ||
| 17 | TJF-260V | 2 | 50 | - | - | 1/B | - | 2/ I&B | - | - | - | - | 29 | 0 | 0 | - | ||
| 18 | TJF-260V | 4 | 80 | 1/B | - | 1/B | - | 2/I&B | - | - | - | - | 191 | 1 | 0 | - | ||
| 19 | TJF-260V | 4 | 67 | - | - | - | - | - | - | - | 3/I&B | - | 97 | 0 | 0 | - | ||
| Summary | 35 ± 38 | 356 ± 400 | 10 | 4 | 15 | 14 | 14 | 3 | 3 | 6 | 3 | 84 ± 57 | 134 | 6 | - | |||
Severity degree: None (0), mild (1), moderate (2), severe (3); location site: insertion tube (I) and bending section (B). Data in summary row are expressed as sum or mean ± SD. ATP: Adenosine tri-phosphate; RLU: Relative light units; P. aeruginosa: Pseudomonas aeruginosa.