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Ultrasound-guided dynamic needle tip positioning technique versus palpation technique for radial arterial cannulation success rate in elderly critically surgical patients: a randomized controlled trial

Ultrasound-guided dynamic needle tip positioning technique versus palpation technique for radial arterial cannulation success rate in elderly critically surgical patients: a randomized controlled trial

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2300072675
Enrollment
Unknown
Registered
2023-06-20
Start date
2023-06-27
Completion date
Unknown
Last updated
2023-06-26

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

Conditions

elderly critically surgical patients

Interventions

Dynamic needle tip positioning(DNTP) group:Radial artery catheterization was performed by ultrasound guided DNTP.
Palpation group:Radial artery catheterization was performed by palpation group.

Sponsors

Peking University First Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
80 Years to 100 Years

Inclusion criteria

Inclusion criteria: Age =80 years. Proposed elective or emergency surgery. Agree to undergo ultrasound-guided radial artery catheterization. ASA Grade III and above.

Exclusion criteria

Exclusion criteria: Puncture site infection or hematoma. Allen test positive. Forearm deformity or after surgery. Arteriovenous fistula. Allergies to local anesthetics.

Design outcomes

Primary

MeasureTime frame
First attempt success rate;Number of attempts;—

Secondary

MeasureTime frame
Total time;Attempt success rate in 5 min;Attempt success rate in 10 min;Number of catheters used;—

Countries

China

Contacts

Public ContactZhang Zhen

Peking University First Hospital

zhangzhen1st@163.com+86 136 8103 5526

Outcome results

None listed

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