1 Introduction
2 Methods
2.1 Gastric conduit model
2.2 Parameter space of the model
2.3 ICG transport simulation
2.4 Time-based perfusion estimate
Parameters | Definitions [unit] | Default | Min | Max |
---|---|---|---|---|
Gca/Gc | relative collateral artery conductance [−] | 0.01 | 100 | |
Gcv/Gc | relative collateral vein conductance [−] | 0.01 | 100 | |
GLV/Gc | relative large vessel conductance [−] | 3 | 1 | 100 |
AV
| arterial volume [ml] | 0.24 | 0.12 | 1.12 |
VV
| venous volume [ml] | 0.56 | 0.12 | 1.12 |
Simulation 1 | ||||
Model parameters varied: Gca/Gc, Gcv/Gc | ||||
Model parameters fixed to default: GLV/Gc, AV, VV | ||||
Simulation 2 | ||||
Model parameters varied: Gca/Gc, Gcv/Gc, GLV/Gc | ||||
Model parameters fixed to default: AV, VV | ||||
Simulation 3 | ||||
Model parameters varied: Gca/Gc, Gcv/Gc, AV, VV | ||||
Model parameters fixed to default: GLV/Gc | ||||
Generated variables | ||||
Solving Kirchhoff’s first law + Ohm’s law | F1, F2, F3, F4 | |||
Fpresurgery* | ||||
T1, T2, T3, T4; for threshold 20% of maximum φ of site 1 (I20) | ||||
T1, T2, T3, T4; for threshold 30% of maximum φ of site 1 (I30) | ||||
T1, T2, T3, T4; for threshold 40% of maximum φ of site 1 (I40) | ||||
T1, T2, T3, T4; for threshold 50% of maximum φ of site 1 (I50) |