Medical apparatus for infusing medical fluid into a patient, namely, infusion pumps, syringe pumps, patient-controlled analgesia delivery instruments, and resident control programs therefor, medical valves, medical needless valves, medical valve ports, medical injection sites, medical check valves, medical infusion connectors, medical infusion adapters, medical tubing, medical clamps, medical syringe holders, medical filters, medical burettes, medical burette sets, and medical fluid administration sets; medication management systems, namely, bar code scanning, point of care, and open and closed loop therapy instruments; and medical apparatus for monitoring a patient, namely, invasive pressure monitors, electrocardiogram monitors, pulse oximetry monitors, blood pressure monitors, and thermometers