Companion Care Needed

About who needs care: Surgery was done on brother in laws knee from a bacterial infection. He has a pick and needs antibiotic infusion twice a day and someone who can keep pick clear of clots and air bubbles. He is trying to do it by himself but could use someone for an hour a day at routine time to do this, usually around 12 hrs apart. About the care needs: Probably should be someone skilled in infusions.