Tender For corrigendum : instruments for mics (minimal invasive cardiac surgery) - instruments for mics (minimal invasive cardiac surgery) (5 nos) - special minimally invasive coronary surgery (cabg) monoshaft/ monoaxial instrument set with all accessories mentioned in the specifiactions, special minimally invasive valve surgery instrument set with all accessories mentioned in the specifiactions, la - mitral retractor systemwith all accessories mentioned in the specifiactions, mid cab retractor system for cabg with all accessories mentioned in the specifiactions, chitwood clamp for aortic clamping, flexible aortic clamp for proximal anastomosis