floor of orbit

floor of or·bit

[TA]
the floor of the orbit; the shortest of the four walls of the orbit, sloping upward from the orbital margin; it is composed of the maxilla and orbital process of the palatine bone.
References in periodicals archive ?
Intraoperatively, no discrete lesion was identified except inflamed soft tissue eroding anterior wall of the maxilla and the floor of orbit. The lesion was removed in a piecemeal manner.
Extraocular muscles namely superior (73.0%) and inferior (78.4%), recti were better visualized adjacent to roof and floor of orbit respectively in coronal scans.