Dissection of thorax from a posterior approach

Ligaments of costotransverse articulations in mid-thoracic region

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Image #131-6
Bassett ImageDiagram Image
Legend Image
Dissection of thorax from a posterior approach
Ligaments of costotransverse articulations in mid-thoracic region
The dorsal muscles have been removed from the central area of the dissection.
1 . External intercostal muscle
2 . Longissimus thoracis muscle (tendon of insertion)
3 . Intertransverse ligament
4 . Levator costarum brevis muscle
5 . Superior costotransverse ligament (upper pointer on anterior division, lower pointer on posterior division)
6 . Costal tubercle VI
7 . Angle of rib VI (pointer on tendon of insertion of one slip of iliocostalis thoracis muscle)
8 . Lateral costotransverse ligament
9 . Dorsal branch posterior intercostal artery V
10 . Dorsal branch thoracic nerve V
11 . Upper pointer: Neck of rib Lower pointer: Costotransverse ligament (occupying foramen costotransversarium)
12 . Intervertebral joint capsule Th. V-VI
13 . Transverse process Th. vertebra VI
14 . Lamina of vertebral arch Th. VI
15 . Spinous process vertebrae Th. VI
16 . Nerve to levator costarum brevis muscle (branch of dorsal branch)
17 . Rotator brevis muscle