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A randomized controlled trial for ultrasound-guided midline and paramedian puncture in elderly patients with spinal anesthesia

A randomized controlled trial for ultrasound-guided midline and paramedian puncture in elderly patients with spinal anesthesia

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1900021517
Enrollment
Unknown
Registered
2019-02-25
Start date
2019-03-01
Completion date
Unknown
Last updated
2019-03-04

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

Conditions

None listed

Interventions

1:the classic straight-entry puncture method.
2:the lateral-straight approach puncture

Sponsors

Lanzhou University Second Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
65 Years to 90 Years

Inclusion criteria

Inclusion criteria: Aged = 65 years, ASA I ~ II, patients who underwent unilateral knee arthroplasty under subarachnoid anesthesia, family members signed informed consent.

Exclusion criteria

Exclusion criteria: Patients with neuropsychiatric abnormalities, puncture site infections or deformities, local anesthetic allergy, coagulopathy, scoliosis, and history of spinal surgery.

Design outcomes

Primary

MeasureTime frame
Number of punctures;—

Countries

China

Contacts

Public ContactYisa Shi

Lanzhou University Second Hospital

shiys@lzu.edu.cn+86 13619334024

Outcome results

None listed

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