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The Effect of Catheter Length Placed Into the Vein on Peripheral Ultrasound-Guided Catheter Survival Time: A

Gayla Miles, Patricia Newcomb, Dave Spear

    Journal of Emergency Nursing
    |September 27, 2020
    PubMed

    Insights

    Ultrasound-guided peripheral intravenous catheter survival time doubled compared to previous studies, potentially due to improved clinician experience and equipment. Catheter length within the vein did not significantly impact survival.

    Area of Science:

    • Medical Devices
    • Ultrasound Technology
    • Vascular Access

    Background:

    • Peripheral intravenous access is challenging in patients with difficult venous access.
    • Ultrasound-guided catheter placement has shown shorter survival rates than traditional methods.
    • This study investigates the relationship between in-vein catheter length and survival in ultrasound-guided placements.

    Purpose of the Study:

    • To determine if the length of an ultrasound-guided peripheral intravenous catheter placed within the vein lumen affects its survival time.
    • To analyze factors influencing the longevity of ultrasound-guided intravenous catheters.

    Main Methods:

    • A nonrandomized prospective observational study involving 98 patients requiring ultrasound-guided peripheral intravenous placement.
    • Data collected on catheter survival time and in-vein placement length.
    • Statistical analysis using descriptive statistics and Cox regression.

    Main Results:

    • The mean survival time for ultrasound-guided catheters was 3,445 minutes (2.39 days).
    • No significant relationship was found between the in-vein catheter length and catheter survival (P=0.86).
    • Catheter survival was not significantly related to other analyzed covariates.

    Conclusions:

    • Ultrasound-guided intravenous access survival time doubled compared to a 2013 study.
    • Improved survival may be attributed to increased clinician expertise and updated equipment.
    • Further research could explore optimal techniques for maximizing ultrasound-guided catheter longevity.
    Abstract

    Keywords:
    Administration, intravenousDifficult intravenous accessEmergency nursingUltrasonographyUltrasound-guided

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