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临床试验/NCT05338138
NCT05338138已完成不适用

Point of Care Ultrasonography Versus Standard Blind Technique for Central Venous Catheter Insertion in Emergency Hospital

Zagazig University1 个研究点 分布在 1 个国家目标入组 200 人开始时间: 2021年10月20日最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
入组人数
200
试验地点
1
主要终点
the incidence of complications in ultrasound guided central venous catheter insertion

研究概览

简要总结

A lot of complications occur during central venous catheter insertion in intensive care units all over the world most commonly pneumothorax, misplacement and infection. So in this study we will assess the effect of using ultrasonography guidance for CVC insertion to reduce incidence of complications and to confirm placement compared to standard blind technique.

详细描述

Central venous catheter (CVC) - also called central venous access, central venous line, or central line - is a thin catheter that is inserted through one of the large veins in the neck area into the venous system. It ends in one of the venae cavae just before entering the right atrium.

CVC is a procedure frequently required in critical care units. Indications include patients with multiple, incompatible intravenous (IV) medications with limited peripheral access, or who are being treated with vasoactive or phlebosclerotic agents which may not be suitably cared for with a peripheral IV alone. Some central lines are also placed for temporary or permanent hemodialysis access; these dialysis catheters are significantly larger than traditional double, triple, or quadruple lumen catheters placed in the emergency department or intensive care unit setting.

Central lines are placed today via the Seldinger technique, in which the chosen vein is cannulated with a needle, a guidewire is inserted to maintain a tract through the skin into the vein, and the catheter is then inserted over the wire into the vein before the wire is removed. When this procedure was performed blindly it was called the standard technique, while if it was done with ultrasound guidance it is called ultrasound guided technique.

Patients were selected from emergency hospital at zagazig university hospitals who needed CVC insertion as an important part of management plan

All Cases underwent:

研究设计

研究类型
Observational
观察模型
Cohort
时间视角
Prospective

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Patient acceptance (if conscious)
  • Aged >18years.
  • Gender: both.
  • Patients admitted to emergency hospital units, at emergency room (ER), operation theater (OT) or emergency intensive care unit (ICU)

排除标准

  • Patient refusal
  • Coagulopathy: INR>1.5 or platelet count<500000/cc
  • Skin infection at site of insertion
  • Physician not well trained on utilization of ultrasound machine or even not familiar with it.
  • History of surgical manipulation or trauma at the insertion site
  • Trauma to other structures (e.g. cervical spine collar is a soft contraindication to an IJ central venous catheter (CVC) placement, a pelvic binder is a contraindication to a femoral CVC placement)

结局指标

主要结局

the incidence of complications in ultrasound guided central venous catheter insertion

时间窗: 6 months from october 2021 to april 2022

the incidence of complications in ultrasound guided central venous catheter insertion is expected to be lower than the standard blind technique

次要结局

未报告次要终点

研究者

申办方类型
Other Gov
责任方
Principal Investigator
主要研究者

Ahmed Beniamen Mohamed Hussien

lecturer of anethesia and icu faculty of medicine zagazig university

Zagazig University

研究点 (1)

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