Table 2 Comparison of various PCNL training models with IPHOM
From: A new model of inexpensive portable homemade PERC Mentor (IPHOM) and its validation
Virtual uromentor | Other low cost mentors [20] | IPHOM | |
|---|---|---|---|
Cost | Extremely costly (> Rs 45,00,000.00) | RS 1,50,000.00 | Rs 250.00 |
Manufacturing | Factory (Imported) | Factory | Homemade |
Size and portability | Bulky and heavy | Bulky and heavy | Lightweight and portable |
External electric connection required | Yes | Yes | No |
Haptic feeling of skin and calyceal puncture | Only skin puncture is felt | Only skin puncture is felt | Yes [skin(laminated paper) and calyx (transparent tape covering the ends of pipette)] |
Guide wire placement | Unrealistic way, small guidewire, placed from side slot and not through PCN needle | Not provided | Guide wire placement through PCN needle |
C-arm | Virtual C-arm (Software based) No realistic feeling of manual movement | C-arm (External). Makes it heavy and bulky | C-arm (Internal) Movable in isocentric manner. Makes it light and portable |
Dilatation over guidewire | No | No | Yes |
Real time checking the position of needle with respect to calyx | No | No | Yes (Flip open mirror to check final position after the attempt) |
Availability of variable calyceal anatomy for training | Yes | No | Yes |