Smaller incision size and hydroxypropyl methylcellulose covering the incision greatly reduce the production of droplet aerosols during phacoemulsification, as shown in a study of cadaveric human eyes.
“We repeated the same experiment during pars plana vitrectomy and found that there is a chance of droplet aerosol production during air infusion through a leaking trocar valve,” Harikesh Kaneshayogan, MD, said at the virtual European Society of Cataract and Refractive Surgeons winter meeting.
The study was carried out using a printed optical particle spectrometer (POPS), and the setup
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