Patent ID: 9180049
Filing Date: 2015-11-10
Classification: A61B,A61F,Y10T

Abstract:
1. A control system for operating a vitrectomy probe and controlling a port size of the vitrectomy probe comprising: an output valve; a first output port operable to communicate pneumatic pressure to the vitrectomy probe, the first output port coupled to the output valve; a second output port operable to communicate pneumatic pressure to the vitrectomy probe, the second output port coupled to the output valve; a first conduit coupled to the output valve and operable to communicate pneumatic pressure to the output valve; a venting control valve; a second conduit extending between the output valve and the venting control valve operable to conduct pneumatic pressure from the output valve to the venting control valve; a first outlet coupled to the venting control valve and open to the atmosphere; and a controller operable to: