1,000
Participants
Start Date
May 28, 2013
Primary Completion Date
June 24, 2018
Study Completion Date
October 11, 2018
Sprotte 25G needle, stylet reinserted
Lumbar puncture with small bore atraumatic needle, stylet reinserted before needle withdrawal
Sprotte 25G needle, stylet not reinserted
Lumbar puncture with small bore atraumatic needle, stylet not reinserted before needle withdrawal
Sprotte 22G needle, stylet reinserted
Lumbar puncture with larger bore atraumatic needle, stylet reinserted before needle withdrawal
Sprotte 22G needle, stylet not reinserted
Lumbar puncture with larger bore atraumatic needle, stylet not reinserted before needle withdrawal
Spinocan 25G needle, stylet reinserted
Lumbar puncture with small bore cutting needle, stylet reinserted before needle withdrawal
Spinocan 25G needle, stylet not reinserted
Lumbar puncture with small bore cutting needle, stylet not reinserted before needle withdrawal
Umeå University
OTHER
Jonatan Salzer
OTHER_GOV