| generally | 18 | manner |
| more specifically | 15 | degree |
| for use in medical procedures | 11 | purpose |
| invention → relate to → catheter | 66 |
| invention → relate to → a catheter system | 6 |
| invention → relate to → such a catheter | 4 |
| invention → relate to → a catheter device | 3 |
| invention → relate to → catheter systems | 3 |
| negative | neutral | positive |
| 0.030 | 0.846 | 0.124 |
| Raw frequency | 82 |
| Normalized frequency | 0.436 |
| Modifier score | 0.500 |
| Perplexity | 32.653 |