Functional Rehab Academy

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Coccygeus

Muscle origin
Ischial spines

Muscle insertion
Inferior end of the sacrum and coccyx.

Muscle function
Supports the pelvic viscera, control of Coccyx and Sacrum

Nerve innervation
S4-5

Primary muscle type
Tonic / Type I (70-80%)

Myofascial lines
None

Myofascial line

  • Deep front line

Primary inhibatory muscles

Related joints

  • Sacrum
  • Coccyx
Coccyc part
Client is prone with the knee bend 90 deg.. Place the hip in a 20 deg. extension and 45 deg external rotation. Stabilize the opposite leg with one hand apply pressure towards abduction by pulling around the knee of the test leg.
Sacral part
Client is prone with the knee bend 90 deg. Place the hip in a 20 deg. extension, 20 deg. abduction and 45 deg. external rotation. Stabilize the opposite leg with one hand apply pressure towards abduction by pulling around the knee of the test leg.

Functional anatomy for

Coccygeus

Organ relationship (T5-L2, Sacrum, n. Vagus)

  • Stomach (AK)
    • Symp – T5-9 (Celiac plexus)
    • Parasymp – CX (Vagus)
  • Pancreas (AK)
    • Symp T5-10 (Celiac plexus)
    • Parasymp – CX (Vagus)
  • Small intestine (AK)
    • Symp – T5-12 (Celiac and superior Mesenteric plexus)
    • Parasymp – CX (Vagus)
  • Large intestine (FA)
    • Symp – T10-L2 (Mesenteric and Hypogastric plexus)
    • Parasymp – CX (Vagus) and S2-S4 (Sacral plexus)
  • Bladder (FA)
    • Symp – T10-L2 (Inferior Hypogastric plexus)
    • Parasymp – S2-4 (Sacral plexus)
  • Reproductive organs (FA)
    • Symp – T10-L2 (Inferior Hypogastric, Ovarian and Testicular plexus)
    • Parasymp – S2-4 (Sacral plexus)

Synergists

Release exercises

Corrective strength exercises

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