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A small tube that can be inserted into a body cavity, duct, or vessel.



a hollow tube with a blunt end designed for intro-ducing into the human (or animal) body drugs or X-ray contrastmedia, restoring the patency of the respiratory tract, or with-drawing fluids from the body cavities. It is also used for anatomi-cal, pathologicoanatomic, and laboratory studies. Cannulas aremade of metal, glass, or plastic.

References in periodicals archive ?
After the selection of the cases, patients were evaluated for the presence or absence of contributing factors like age, gender, cannulation attempts, cannulation time, precut papillotomy, pancreatic duct contrast injection and previous history of post ERCP pancreatitis.
The posterior approach moves the point of entry higher up in the neck thus increasing the length of vein for cannulation and also avoiding the dangers of pneumothorax and haemothorax.
We concluded from the results of our study that femoral artery cannulation gives more accurate pressures recordings as compared to the critically ill after cardiac surgery and require high inotropic/vasopressor support on weaning from cardiopulmonary bypass.
Axillary brachial plexus block for treatment of severe forearm ischemia after arterial cannulation in an extremely low birth-weight infant.
The results of this study are useful to nephrology nurses and educators regarding cannulation skills.
Key Words: Radial artery cannulation, Arterial line, Ultrasound guided arterial line placement
Buttonhole cannulation is associated with a greater risk of infection compared to the rope-ladder technique (Lok et al.
Artery cannulation during catheter insertion is one serious complication.
Rizos, "Influence of juxtapapillary diverticula on the success or difficulty of cannulation and complication rate," Gastrointestinal Endoscopy, vol.
After admission, therapeutic ERCP was attempted initially, but selective biliary cannulation was unsuccessful even with the pancreatic duct guidewire placement technique.
Selective microballoon catheter cannulation into the feeding artery is important in reducing hepatobiliary complications related to B-TACE; however, unstable backup of the parent catheter prevents the advance of the microballoon catheter.