Needle probe movement for regional anesthesia

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A guide to degrees of freedom in regional anesthesia: needle movement and ultrasound probe movements.

Published in: Health & Medicine
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Needle probe movement for regional anesthesia

  1. 1. BFSA Slide by Brian F S Allen BFSA BFSA Ultrasound Probe and Needle Movements Brian Allen 07/2014
  2. 2. BFSA Slide by Brian F S Allen BFSA BFSA Ultrasound Probe Movements • PARRT Mnemonic • Pressure • Alignment • Rotation • Rocking • Tilt
  3. 3. BFSA Slide by Brian F S Allen BFSA BFSA Pressure Image: Brian Allen
  4. 4. BFSA Slide by Brian F S Allen BFSA BFSA Alignment Image: Brian Allen
  5. 5. BFSA Slide by Brian F S Allen BFSA BFSA Rotation Image: Brian Allen
  6. 6. BFSA Slide by Brian F S Allen BFSA BFSA Rocking Image: Brian Allen
  7. 7. BFSA Slide by Brian F S Allen BFSA BFSA Tilt Image: Brian Allen
  8. 8. BFSA Slide by Brian F S Allen BFSA BFSA Tilt Image: Brian Allen
  9. 9. BFSA Slide by Brian F S Allen BFSA BFSA Needle Movements • PACCTT Mnemonic • Pivot • Advance/Withdraw • Cant • Curve • Translate • Tip Superficial or Deep
  10. 10. BFSA Slide by Brian F S Allen BFSA BFSA Pivot Rotation around the skin entry site Rotation at skin insertion around an axis perpendicular to skin in all planes Image: Brian Allen
  11. 11. BFSA Slide by Brian F S Allen BFSA BFSA Advance/Withdraw Movement of needle along its long axis Image: Brian Allen
  12. 12. BFSA Slide by Brian F S Allen BFSA BFSA Advance/Withdraw Movement of needle along its long axis Image: Brian Allen
  13. 13. BFSA Slide by Brian F S Allen BFSA BFSA Cant Rotation at skin insertion around an axis parallel to skin and needle insertion axis Image: Brian Allen
  14. 14. BFSA Slide by Brian F S Allen BFSA BFSA Curve the Needle Mid-shaft pressure causes needle to curve, tip to rise Image: Brian Allen
  15. 15. BFSA Slide by Brian F S Allen BFSA BFSA Tip Superficial/Deep Lowering hub raises tip Rotation at skin insertion around an axis parallel to skin but perpendicular to needle Image: Brian Allen
  16. 16. BFSA Slide by Brian F S Allen BFSA BFSA Tip Superficial/Deep Rotation at skin insertion around an axis parallel to skin but perpendicular to needle Raising hub lowers tip
  17. 17. BFSA Slide by Brian F S Allen BFSA BFSA Translate Shift needle insertion site Movement of needle in plane of skin without altering trajectory Image: Brian Allen

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