CLINICAL TAPING
INTRODUCTION
Quadratus Lumborum

Anatomy

Origin

the posterior surface of the iliac crest, the iliopsoas ligament

Insertion

the twelfth rib, the transverse processes of L1-L4

Action

Unilaterally : lateral flexion
Bilaterally : back extension

Clinical information

Symptoms

Quadratus lumborum is one of bilateral muscles that compose the posterior abdominal wall along with psoas major, iliacus. It plays a significant role in the stabilization of the lumbar spines and pelvis, and it is easy to be weakened. It is one of the causes for chronic lower back pain. Patients may experience a stiff back pain during a prolonged sitting, and difficulty in lateral flexion and rotation of the back; the intervertebral disc lesions may be accompanied.

Related muscle

Erector Spinae, Gluteus Minimus

Taping

Required Tape : 5cm, Y Type
Patient position : Upright Standing
How to Tape

Apply the base of the Y strip to PSIS.
With the patient's body flexed forward in order to fully stretch the muscle, tape it towards the twelfth rib.

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