presents
Wheeless' Textbook of Orthopaedics
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THR: Posterolateral Approach




- Discussion:

- Anterior Capsule:
    - a curved retractor is passed anterior to the anteior capsule and
          superior to psoas major tendon;
    - retract femur anteriorly w/ a bone hook to keep capsule under tension;
    - if sig flexion contracture is present before hip is dislocated, note
          tight structures capsule & insertions of rectus femoris
          & sartorius) & incise them after dissecting along anterior border of
          Medius w/ hip flexed & externally rotated as such as possible;
          - w/ relatively short head and neck segment, consider the need for complete
                capsulotomy during surgery;
    - capsule is sectioned, allowing femur to be mobilized anteriorly w/ an
          intrapelvic cobra retractor placed just inferior to to ASIS;




Original Text by Clifford R. Wheeless, III, MD.