In the human body

Human body

The human body is the entire structure of a human organism, and consists of a head, neck, torso, two arms and two legs.By the time the human reaches adulthood, the body consists of close to 100 trillion cells, the basic unit of life...

, the lateral sacrococcygeal ligaments is a pair of ligament

Ligament

In anatomy, the term ligament is used to denote any of three types of structures. Most commonly, it refers to fibrous tissue that connects bones to other bones and is also known as articular ligament, articular larua, fibrous ligament, or true ligament.Ligament can also refer to:* Peritoneal...

s stretching from the lower lateral angles of the sacrum

Sacrum

In vertebrate anatomy the sacrum is a large, triangular bone at the base of the spine and at the upper and back part of the pelvic cavity, where it is inserted like a wedge between the two hip bones. Its upper part connects with the last lumbar vertebra, and bottom part with the coccyx...

 to the transverse processes of the first coccygeal vertebra

Coccyx

The coccyx , commonly referred to as the tailbone, is the final segment of the vertebral column. Comprising three to five separate or fused vertebrae below the sacrum, it is attached to the sacrum by a fibrocartilaginous joint, the sacrococcygeal symphysis, which permits limited movement between...

.

Together with the anterior, posterior, and intercornual sacrococcygeal ligaments, they stabilize the sacrococcygeal symphysis, i.e. the joint between the sacrum and the coccyx.

They complete the foramina for the last sacral nerve

Sacral spinal nerve 5

The sacral spinal nerve 5 is a spinal nerve of the sacral segment..It originates from the spinal column from below the 5th body of the sacrum S5 supplies the Coccygeus muscle...

There are up to three lateral sacrococcygeal ligaments on either side of the sacral hiatus

Sacral hiatus

The laminae of the fifth sacral vertebra, and sometimes those of the fourth, fail to meet behind, and thus a sacral hiatus occurs in the posterior wall of the sacral canal....

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See also

• Anococcygeal raphé
  Anococcygeal raphe
  The fibers of the Levator ani pass downward and backward to the middle line of the floor of the pelvis; the most posterior are inserted into the side of the last two segments of the coccyx; those placed more anteriorly unite with the muscle of the opposite side, in a median fibrous raphe, the...
  
  
• Coccydynia
  Coccydynia
  Coccydynia is a medical term meaning pain in the coccyx or tailbone area, usually brought on by sitting too abruptly.-Diagnosis:A number of different conditions can cause pain in the general area of the coccyx, but not all involve the coccyx and the muscles attached to it. The first task of...
  
   (coccyx pain, tailbone pain)
• Ganglion impar
  Ganglion impar
  The pelvic portion of each sympathetic trunk is situated in front of the sacrum, medial to the anterior sacral foramina. It consists of four or five small sacral ganglia, connected together by interganglionic cords, and continuous above with the abdominal portion...