Table 1 Ultrasonic Propulsion of Kidney Stones - Preliminary Results. All subjects treated with a combination of 50 V and 90V output
Study Arm | Patient # | Number of Stones | Stone size (mm) | Â | Motion Grading | Â | Total Push Bursts |
|---|---|---|---|---|---|---|---|
2-3mm | >3mm | Passed stones | |||||
De-Novo Stones | 1 | 3 | 2-3 | 5 (19%) | 0 | N | 27 |
2 | 5 | 2-3 | 16 (41%) | 0 | N | 39 | |
3 | 2 | 3 | 1 (4%) | 0 | N | 23 | |
Post-Lithotripsy | 4 | 2 | 2 | 23 (62%) | 5 (13%) | Y | 37 |
5 | 5 | 2-3 | 21 (53%) | 2 (5%) | Y | 40 | |
6 | Multiple | < 2 | 12 (30%) | 4 (10%) | Y | 40 | |
7 | Multiple | 2-5 | 5 (13%) | 20 (50%) | unclear | 40 | |
Pre-operative | 8 | 2 | 7 | 7 (26%) | 0 | N/A | 27 |