orbitalis (muscle)

(redirected from Muller muscle)

or·bi·ta·lis (mus·cle)

[TA]
a rudimentary nonstriated muscle, crossing the infraorbital groove and sphenomaxillary fissure, intimately united with the periosteum of the orbit.
References in periodicals archive ?
1,2 The basic etiology of ptosis is weakness of either of two elevators of the upper lid that include levator palpebrae superioris and muller muscle.
These various surgical procedures such as Muller muscle resection, Fasnella Servat procedure, levator aponeurosis advancement, levator resection and brow suspension are performed considering into account primarily the levator function.
90) reported that a single dose of 20 U of Dysport injected transcutaneously at the central superior tarsal border into the levator aponeurosis and Muller muscle was a safe and effective treatment.