Q: How long does it take to amputate the malleus handle.
A: Depending on the output power of a laser, it takes 20-30 min. This is the weakest point of this procedure.
High power damages the malleus handle severely and may also damage the tympanic membrane.
Q: Do you use the amputating the malleus handle for all cases?
Which standard do you use to select small window procedure or amputation handle?
A: For this type of cholesteatoma we use small window procedure first. We adopt amputating the malleus handle for cases with risk of the residue of cholesteatoma.
Q: Do you predict preoperatively which case is treated successfully using endoscopic ear surgery?
A: It is difficult to predict it preoperatively from CT imagines or otoscopic