Subcutaneous
tissue
Dermis
Gluteus
medius
Vastus
lateralis
Incision
Vastus
lateralis
Iliopsoas
muscle
Acetabulum
(reamed)
Anterior
capsule
Femur
Inferior
capsule Superior
capsule
Gluteus
medius
Path of Needle Delivering Local Analgesic
Infiltration Insertion
Lateral view of deep infiltrations, left hip (step 1)
Lateral view of muscle/facial infiltration, left hip after deep closure
(step 2 & 3)
Figure 3. THA Direct Lateral Approach
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