MSK Ultrasound Procedures


Hip Arthrogram Injection



Equipment and Medications

  • probe: 6Mhz curved probe
  • 25g 1.5” needle
  • 22g 3.5” or 5” spinal needle depending on patient body habitus
  • 10cc syringe with lidocaine 1%
  • 10cc syringe with 10 cc NS and 0.1cc Gadolinium
  • Procedure tray

  • Equipment

    Medications



    Procedure Instructions:


    Instructions
    1.Standard pre procedure workup (consent, indications, contraindications, allergies).  
    2. Position patient laying supine on table. Picture of probe on patient supine
    3. Scan longitudinally along the axis of the femoral neck. Target the femoral head and neck junction and look for the overlying joint capsule. Scan plane should be lateral to the femoral vessels.
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    4. Mark needle site and ideal probe location.  
    5.  Prep patient; betadine or chlorhexidine x 3. Clear wide area.  
    6. Place sterile drape and probe cover.  
    7. Draw up medications as listed in equipment list.  
    8. Place a wheal underneath the skin using a 25g needle with the 1% lidocaine at the site marked for the needle. With ultrasound guidance place the 1% lidocaine deeper within the subcutaneous tissues.  
    9. Exchange 25g needle for 22g spinal needle.
    10.Advance needle with ultrasound guidance to the level of the femoral head and neck junction.
  • 11. Test inject to see if easy flow with 1% lidocaine. If no resistance and see distention of the joint capsule, continue to inject lidocaine up to 3cc. Then exchange for 10cc syringe with saline and 1% lidocaine.
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    12. Pull needle out, wash skin with alcohol and place bandage on skin.
    13. Scan joint to demonstrate distention. Can try to flex hip to see if fluid distended.
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    14. Walk patient to MRI; can ask if there is pain relief and can document.
     

     


    References

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