New intravenous cannulae was placed and the previous one was removed.
On inspecting the cannulae, the valve of the cannulae was found to be displaced.
Plastic cannulae for haemodialysis vascular access cannulation have been used in Japan for over 25 years and have now been available to Australian renal units for over five years (Du Toit, 2013).
The vascular health nurse at Barwon Health introduced plastic cannulae into the renal unit in 2013 as a quality improvement initiative.
Caption: Figure 1: A) Diagrammatic representation of cannulae
, ultrasound scanning plane and radial artery cross section as seen in the accompanying sonogram.
Although the vast majority of these devices are cannulae
for peripheral use, central venous or arterial catheters are also used especially in patients with difficult peripheral access or when hemodynamic monitoring is indicated.
are prescribed only by specialists trained in their insertion and they are signed off by a doctor.