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Ultrasound assisted central neuraxial blockade in elderly patients with difficult surface anatomic landmarks

Ultrasound assisted central neuraxial blockade in elderly patients with difficult surface anatomic landmarks

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR-IOR-15006996
Enrollment
Unknown
Registered
2015-08-29
Start date
2015-09-10
Completion date
Unknown
Last updated
2017-04-18

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

Conditions

Central neuraxial blockade

Interventions

2:ultrasound assisted to determine lumber puncture site

Sponsors

Department of Anesthesiology of Peking University Third Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
65 Years to 120 Years

Inclusion criteria

Inclusion criteria: 1. Patients are scheduled to undergo surgery under central neuraxial blockade. 2. Age>=65years. 3. ASA I-III. 4. Having difficult surface anatomic landmarks. 5. Obtained written informed consent.

Exclusion criteria

Exclusion criteria: 1. Contraindicate to central neuraxial blockade; 2. Lumbar trauma,history of spine surgery, scoliosis, fracture of lower extremeties in recent days (interval from fracture to this surgery <1 month); 3. Having an allergy to ultrasound gel; 4. Refuse to participate in this study.

Design outcomes

Primary

MeasureTime frame
success rate of first puncture;—

Countries

China

Contacts

Public ContactLi Min
liminanesth@aliyun.com+86 13522757239

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026