Conoid Ligament

Description

Bony and ligamentous structures of the AC joint

Schematic representation of the coracoacromial ligament (CAL) attachment on the inferior surface of the anterior aspect of the acromion of a right shoulder. Also pictured are the trapezoid ligament and conoid ligament

Name

• Conoid ligament

General

• One of two components of the coracoclavicular ligament
• Vertical stabilizer of the acromioclavicular joint

Gross Anatomy

• Shaped like an inverted cone
• Origin: knuckle of the coracoid process of the scapula
• Runs upward, forming an inverted cone as it widens
• Insertion: undersurface of the clavicle (around the conoid tubercle)

Radiographic features

• Inferred radiographically by the Coracoclavicular Distance

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Clinical Significance

Pathology

• Acromioclavicular Joint Separation
• Acromioclavicular Joint Pain

Procedure

• Acromioclavicular Joint Injection

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See Also

• Shoulder Pain Main
• Physical Exam Shoulder
• Shoulder Anatomy Main

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