Comparison of successful rate between Ultrasound guide LP and Surface landmark method for difficult LP patients in ED; Randomized controlled trial

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

TCTR

Registry ID

TCTR20200716007

Enrollment

Unknown

Registered

2020-07-16

Start date

2015-08-01

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

difficult Lumbar puncture patients&#44

Interventions

use ultrasound equipment for guide lumbar puncture,use skin surface landmark for guide lumbar puncture (standard method)

Experimental Procedure/Surgery,Active Comparator Procedure/Surgery

Ultrasound guide Lumbar puncture,Surface landmark method

Eligibility

Sex/Gender

All

Age

18 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1.age more than 18 year 2.had indication for Lumbar puncture 3.body mass indect more than or equal to 25 kg/m2 or scoliosis or History back surgery.

Exclusion criteria

Exclusion criteria: 1.unstable vital sign Systolic blood pressure below 90 mmHg, respiratory rate below 10 or more than 30 per miniute 2.pregnancy 3.Contraindication for lumbar puncture: Increase intracranial pressure or skin site infection or coagulopathy 4.patient denied ultrasound 5.Failure lumbar more than 3 attemps

Design outcomes

Primary

Measure	Time frame
success rate of lumbar puncture after procedure n (%)	—

Secondary

Measure	Time frame
Time to success lumbar puncture end of procedure success time (second)	—

Countries

Thailand

Contacts

Public Contactpitsucha sanguanwit

Ramathibodi hospital

pitsucha.san@mahidol.edu0841300301

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026