What is Atrioseptoplasty?

Atrioseptoplasty definition and meaning on Dictionary terms:
verb (used with object)
to fasten or affix; join; connect: to attach a photograph to an application with a staple.
to join in action or function; make part of: to attach oneself to a group.
Military. to place on temporary duty with or in assistance to a military unit.
to include as a quality or condition of something: One proviso is attached to this legacy.
to assign or attribute: to attach significance to a gesture.

to bind by ties of affection or regard: You always attach yourself to people who end up hurting you.
Law. to take (persons or property) by legal authority.
Obsolete. to lay hold of; seize.

verb (used without object)
to adhere; pertain; belong (usually followed by to or upon): No blame attaches to him.