A calibrated guide mechanism used by a surgeon to manually operate a Z-axis positioner which allows extremely accurate placement of a single or multiple microelectrodes, stimulation electrodes, probes, instruments, or implantable devices, along a chosen tra...
A sterile device intended to be used with a radial surgical retractor to provide an adjustable membrane that functions as an iris valve seal and access port. It is secured to the retaining latches of the external ring of the inserted retractor whereby the o...