canthal ligament

canthal ligament

An obsolete term for:
(1) Lateral palpebral ligament; ligamentum palpebrale laterale [NA6]; 
(2) Medial palpebral ligament; ligamentum palpebrale mediale [NA6]; 
(3) Lateral palpebral raphe.

canthal ligament

bands of fibrous tissue at the corners of the eye which bind the eyelids to the skull; deficient function at the lateral canthal ligament in St. Bernard, English bulldog or Cocker spaniel causes combined ectropion at the central lid and entropion at the lateral canthus; repaired by use of a prosthetic ligament.
References in periodicals archive ?
After detaching medial canthal ligament, the periosteum over the lacrimal crest is divided to enter lacrimal fossa.
In external DCR, there is an external nasal scar and the possibility of injury to medial canthal ligament and orbicularis muscle.
Background: Rupture of the medial canthal ligament can be caused by many events.
The medial canthal ligament plays an important role in maintaining shape and function of the eyelids.
4) demonstrated in a cadaver study that the superficial buccal branches of the facial nerve pass around the inferior nasal margin of the orbicularis oculi muscle and cross over the medial canthal ligament to innervate the procerus, the corrugator supercilii, and the orbicularis oculi muscles in the nasal periorbit in 94% of the specimens.
Medially, the canthal ligament splits and surrounds the lacrimal apparatus.
The lateral and medial canthal ligaments hold the lid to the surface of the anterior eye.
An 8 mm incision is made over the medial canthal ligament close to the bridge of the nose and the ligament dissected carefully.
Through a modified medial canthal ligament approach, a left radical ethmoidectomy and drainage of the orbital abscess were performed.
Endonasal endoscopic DCR has well known advantages over the standard external DCR like it avoids facial scarring, division of the medial canthal ligament and disruption of the pump action of the lacrimal sac.
In the external DCR the medial canthal ligament needs to be excised which is involved in the pumping action, affecting the lacrimal drainage system.
The mucoceles of the frontal sinus may disrupt the medial canthal ligament and the orbital roof in which surgical interventions should include the reconstruction of these anatomic structures (9, 10).