| into a patient | 13 | other |
| from the cover tube | 7 | location |
| from the device | 6 | other |
| needle → be → extended | 35 |
| needle → be → extendable | 14 |
| negative | neutral | positive |
| 0.096 | 0.855 | 0.049 |
| Raw frequency | 49 |
| Normalized frequency | 0.432 |
| Modifier score | 0.500 |
| Perplexity | 389.713 |