Table 1:
Hydrodynamic performance of investigated heart valves at various conditions
| Native | Ozaki | PME | TRI | SJM | |
|---|---|---|---|---|---|
| (n = 18) | (n = 10) | (n = 10) | (n = 10) | (n = 5) | |
| EOA (cm2) | |||||
| Condition 1 | 1.33 (1.29–1.90) | 1.41 (1.25–1.73) | 1.28 (1.16–1.51) | 1.19 (1.15–1.24) | 1.27 (1.22–1.29) |
| Condition 2 | 1.58 (1.51–2.11) | 1.60 (1.43–1.94) | 1.42 (1.29–1.51) | 1.37 (1.32–1.41) | 1.44 (1.42–1.44) |
| Condition 3 | 1.70 (1.65–2.28) | 1.70 (1.62–2.06) | 1.49 (1.42–1.55) | 1.49 (1.44–1.54) | 1.59 (1.55–1.58) |
| Condition 4 | 1.88 (1.76–2.32) | 1.86 (1.78–2.14) | 1.54 (1.53–1.58) | 1.62 (1.59–1.68) | 1.64 (1.63–1.68) |
| mPG (mmHg) | |||||
| Condition 1 | 6.47 (4.12–7.48) | 6.36 (5.45–7.41) | 8.03 (7.00–8.79) | 8.26 (7.17–8.85) | 6.91 (6.72–7.78) |
| Condition 2 | 7.49 (4.85–8.20) | 7.21 (5.90–8.16) | 9.65 (8.29–10.40) | 9.61 (8.58–10.30) | 8.39 (7.53–8.91) |
| Condition 3 | 8.26 (5.40–9.27) | 8.16 (6.75–9.33) | 10.83 (10.17–12.36) | 10.37 (9.92–12.13) | 9.12 (8.71–9.59) |
| Condition 4 | 9.07 (7.05–10.55) | 9.45 (7.57–10.36) | 12.41 (11.36–13.88) | 11.83 (11.45–13.28) | 9.96 (9.24–10.26) |
EOA: effective orifice area; mPG: mean pressure gradient; PME: Perimount Magna Ease; SJM: St. Jude Medical Masters HP; TRI: Trifecta.