Dr. Gandorfer: Which pump and machine settings
do you use for core vitrectomy?
Dr. Ducournau: First, I must specify that I no
longer use 23- or 25-gauge. Rather, I have returned to
using 20-gauge technology because I prefer the shorter
surgical time. I use the peristaltic pump for all surgical
situations. I always keep the maximum aspiration
flow lower (2 cc/min) than my infusion flow, to
protect against hypotony. I place the infusion bottle