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Psoas major

Muscle function: Hip flexion and external rotation. Extension and stabilization of the lumbar spine.

Muscle origin: Vertebral bodies and intervertebral discs from T12-L4, and transverse processes of L1-L5.

Muscle insertion: Lesser trochanter of femur as iliopsoas tendon

Nerve innervation: L1-L4 (Lovett reactor C2-C5)

Organ relationship: Kidney

  • Sympathetic: T10-L1
  • Parasympathetic: Vagus, S2-S4

Primary inhibatory muscles: Diaphragm, opposite Psoas major, Quadratus lumborum on both sides, Adductor magnus, hamstrings

Diaphragmic part
Client is supine with the leg liftet up into 45 deg. flexion, 30 deg. abduction and full extenal rotation. Fiksate with one hand on the front of the opposite hip and apply pressure in an oblique angle away from the pubic bone.
Thoracic part
Client is supine with the leg liftet up into 30 deg. flexion, 30 deg. abduction and full extenal rotation. Fiksate with one hand on the front of the opposite hip and apply pressure in an oblique angle away from the pubic bone.
Lumbar part
Client is supine with the leg liftet up into 10 deg. flexion, 30 deg. abduction and full extenal rotation. Fiksate with one hand on the front of the opposite hip and apply pressure in an oblique angle away from the pubic bone.

Functional anatomy for

Psoas major

Related joints: T12-L1, SI and Pubic joint

Myofascial lines: Deep front line

Synergists:

Release exercises

Corrective strength exercises

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Functional Rehab Academy

Manual and practical therapy strategies that will help you find the root cause(s) and achieve faster and better results with your clients.

Functional Rehab Academy is a part of:
Move2Peak Academy ApS, Denmark
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