Nasal Cannulas and COVID-19. Severe COVID can require intubation. During this procedure, doctors put a tube down a patient's throat, allowing a mechanical device to breathe for the patient.

Nasal cannulas and simple face masks are typically used to deliver low levels of oxygen. Another type of mask, the Venturi mask, delivers oxygen at higher levels.

Retrograde cannulae are designed to deliver cardioplegia solution to the heart via the coronary sinus in the reverse direction of normal blood flow (retrograde perfusion). These cannulae are ...

Cannulas are typically inserted into a small number of cows to get rumen samples, White said. After samples are collected, they are analyzed to determine how well the animal is digesting food and ...

Whether one needs a cannula or not should be decided after an assessment by the health worker administering the medication,” Dr Sserunjogi says, adding that inserting a cannula is a difficult ...

Disposable Arteriovenous Cannula Market Overview 2025-2034Luton, Bedfordshire, United Kingdom, May 20, 2025 (GLOBE NEWSWIRE) -- The global disposable arteriovenous (AV) cannula market is growing ...

Extrusion cannula used for levitation of dropped IOL Surgeons explain a technique that allows safe, easy access to a dropped IOL with minimal surgical interventions. Issue: November 10, 2013.

A cannula is a thin tube that doctors insert into a person’s body cavity, such as their nose, or into a vein. Doctors use them to drain fluid, administer medication, or provide oxygen. A person ...

The use of high-flow nasal cannulae was noninferior to the use of nasal CPAP, with treatment failure occurring in 52 of 152 infants (34.2%) in the nasal-cannulae group and in 39 of 151 infants (25 ...