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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 ?
Turnip beetles infestations can be reduced or prevented by using good cultural practices, their infestations originate in stubble fields previously seeded to canula, rapeseed or mustard or in other fields containing heavy stands of weeds of the mustard family, which have not been cultivated in the fall or early the following spring.
The ClearPoint System allows the surgeon to advance a drug delivery canula in a precise trajectory through the brain and into the tumor, then observe the infusion of the drug in real-time as it slowly "fills" the tumor.
And while he struggles with the frustrating and tricky task of putting a canula into a vein, the others swap stories of the "cool" procedures they've been getting to do in their first week, such as chest drains and defibrillation.
Digestibilidade ileal de aminoacidos de alguns alimentos, determinada pela tecnica da canula T simples com sulnos.
A intubacao com canula convencional e apneias intermitentes passaram a ser eventualmente utilizadas a partir desse periodo.
The femoral artery was then cannulated using a 20 G intravenous canula and connected to the already calibrated blood pressure transducer and Mac Lab apparatus for monitoring the blood pressure continuously.
The drug dissolved in 10 ml of sterile water, diluted with 500 ml of 5 per cent dextrose, was given slowly through a scalp vein canula in more than 2 h.
She had been taken off the ventilator, although she did receive oxygen through a canula in her nose.
The Watch-PAT200 represents a technology breakthrough, with less than half the size of its predecessor the Watch-PAT100, yet, provides clinical data including apneahypopnea index, oxygen desaturation levels, sleep time and sleep phases, including REM, without requiring a nasal canula or EEG electrodes.
Karl was finally unplugged from his drip and set off for Anfield, the canula needle still in his arm, where his father said he had the night of his life.
Oxygen saturation was 87% on room air and 95% on oxygen via nasal canula.