Which layers does a needle pass through during lumbar puncture?

  • Skin
  • Subcutaneous fat1
  • Supraspinous ligament1
  • Interspinous ligament1
  • Ligamentum flavum1
  • Epidural space1
  • Dura mater1
  • Arachnoid mater1
  • Subarachnoid space1
Layers passed through when performing lumbar puncture or spinal anaesthesia