Lumbar Puncture Needle

Lumbar Puncture Needle:
It is a Needle which is used in the Lumbar Puncture Procedure
Lumbar Puncture:
It is a diagnostic and at times therapeutic procedure performed in order to collect a sample of cerebrospinal fluid (CSF) for biochemical, microbiological, and cytological analysis, or very rarely as a treatment (“therapeutic lumbar puncture”) to relieve increased intracranial pressure.
CSF is removed from the Sub Arachnoid space by puncturing below the L2-L3 inter-vertebral space.
And the Instrument used in this procedure is the Lumbar Puncture Needle

Lumbar Puncture needle

Indications:

Diagnostic:
CNS infections/inflammation:

• Encephalitis
• Meningitis
• Multiple sclerosis
• Myelitis
• Subarachonoid Haemorrhage

Infiltrative Conditions:

• Carcinomatous meningitis
• Lymphone
• Leukemia
• To confirm Raised intracranial pressure
• Instillation of contrast media or an Isotope
• Myelography
• Cisternography

© Mayo Lumbar Puncture Porcedure

Structures pierced during LUMBAR PUNCTURE :

• Skin
• Subcutaneous fat
• Supraspinal ligament
• Interspinal ligament
• Ligamentum flavum 
• Dura mater
• Arachnoid matter

Therapeutic Uses:

• Administration of intracranial Antibiotics
• Administration of Anti Leukaemic Drugs
• Spinal Anesthesia
• To remove CSF to lower the intracranial pressure in benign intracranial hypertension

Contraindications:

• Thrombocytopenia and Coagulation Disorders
• Depressed consiousness especially if focal neurological signs are present
• Skin infections at the site of lumbar puncture

Complications:

• Brain stem herniation
• Introduction of infection
• Postspinal headache