| Share | Phrase |
| 31.40% | medical [domain related] catheter |
| 23.85% | medical [domain related] procedure |
| 14.81% | medical [domain related] field |
| 12.89% | medical [domain related] device |
| 6.10% | medical [domain related] equipment |
| 5.96% | medical [domain related] apparatus |
| 4.96% | medical [domain related] application |