NCT01821807.

Trial name or title	'Comparison of two spinal needles regarding postdural puncture headache'
Methods	Time perspective: prospective
Participants	Inclusion Criteria: ‐ Pregnant female patients between 18‐40 years old undergoing caesarean section ‐ Patient accepting spinal anaesthesia Exclusion Criteria: ‐ Infection at the spinal needle insertion cite ‐ Coagulability disorder ‐ Patient not accepting the procedure Age minimum: 18 Years Age maximum: 40 Years Gender: Female
Interventions	Two kind of spinal anaesthesia needles will be used: 26 Gauge Quincke (cutting‐tip needle) 26 Gauge Atraucan (atraumatic needle)
Outcomes	Post‐dural puncture headache in patients receiving spinal anaesthesia for caesarean section (time frame: 1 week) Backache in patients receiving spinal anaesthesia for caesarean section (time frame: 1 week)
Starting date	June 2013
Contact information	Ruslan Abdullayev
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