To provide position recognition systems regarding end-effector and tool tracking and manipulation during a robot assisted surgery.SOLUTION: The invention aids insertion of a surgical implant (e.g., screw) by providing a guide tube 2000 with a thread 2004 configured to engage a threaded surgical instrument, such that an end-effector of a robot may accurately position the surgical implant with tracking markers and provide force to drive the surgical implant into a patient.SELECTED DRAWING: Figure 20