Fig 1.
Schematic diagram of in vitro cutting tissue operation.
Fig 2.
A laminar flow operation room during electro-surgery, which was simulated with mathematical model.
Fig 3.
Electro-knife tip temperature at different power levels in vitro experiment.
Fig 4.
Composition in waste gas at different power levels of electro-knife in vitro experiment.
Fig 5.
Net flow rate of waste gas at different power levels of electro-knife in vitro experiment.
Fig 6.
Formation rate of condensed tar droplets at different power levels of electro-knife in vitro experiment.
Fig 7.
Formation rate of non-viable particles at different power levels of electro-knife in vitro experiment.
Fig 8.
The contour of velocity Z of gas in theatre during electro-surgery.
Fig 9.
The peak height of surgical smoke vs tip temperature of electro-surgical knife.
Fig 10.
The waste gas distribution along the center line of operating table at the height of patient’s nose (Z = 1.1 m).
Fig 11.
Non-viable particle distribution along the center line of operating table at the height of patient’s nose (Z = 1.1 m).
Fig 12.
Condensed tar droplet distribution along the center line of operating table at the height of patient’s nose (Z = 1.1 m).
Fig 13.
Non-viable particles distribution along the border of operating table at the height of surgeon’s nose (Z = 1.5 m).
Fig 14.
Condensed tar droplet distribution along the border of operating table at the height of surgeon’s nose (Z = 1.5 m).