The Eustachian tube connects the throat and the middle ear (the site of a typical  ear infection ) and allows air to travel between them and equalize the pressures. When the Eustachian tube is temporarily pinched off, pressure can build up in the middle ear.
Visitation is a matter of state law, but generally speaking, every state allows parents to exercise a reasonable amount of visitation with their children, which generally means enough time to establish and maintain a meaningful relationship.
What is Guardianship and When Is It Appropriate? Guardianship is a legal process appointing a 'competent adult' (guardian) to be responsible for the care, custody and control for a 'vulnerable or incapacitated person' often referred to as a (ward). A ward is a person who lacks the ability to make or communicate responsible decisions concerning life's most basic needs.