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Bent peripheral venous catheter inserted using ultrasound-guided dynamic needle tip positioning
Jun Takeshita1, Kazuya Tachibana1, Yasufumi Nakajima2
1Department of Anesthesiology, Osaka Prefectural Hospital Organization, Osaka Women's and Children's Hospital, Izumi, Osaka, Japan.
The Journal of Vascular Access
|December 22, 2020
Summary
Ultrasound-guided venous catheterization using dynamic needle tip positioning (DNTP) can lead to catheter bending, especially in deep veins. Clinicians should maintain a shallow puncture angle and consider longer catheters to prevent this complication.
Area of Science:
- Medical Devices
- Pediatric Ultrasound
- Vascular Access
Background:
- Ultrasound-guided venous catheterization is crucial for pediatric patients.
- Dynamic needle tip positioning (DNTP) enhances accuracy but poses unique challenges.
- Catheter integrity is vital for successful and safe venous access.

