Because, he claims, that would be an "invasion" of Terri's privacy. But it's not an invasion of Terri's privacy for Michael Schiavo to bring his friends in to Terri's hospice room, including a woman Terri never met, to VIEW HER DEHYDRATING TO DEATH.
"Invasion of privacy" protects the guilty, not the innocent. It's used all the time in kangaroo courts. Social workers use it to cover their incompetence, etc.