Bobbi Kristina Brown, who was found face-down and unresponsive in a bathtub of her Georgia home, recently had surgery to replace her breathing tube with a tracheostomy tube.
A person close to the family said that the 21-year-old's breathing tube was replaced with a tracheostomy tube, the New York Post reported.
Kristina's family has said she' is "fighting for her life" at Emory University Hospital.