core noun [C, usually singular]. âº the most important or most basic âpart of something: the core of sth The core of the bank's âbusiness is in Hong Kong.be at the core of sth The âinternet is increasingly at the core of the âtelecoms âbusiness. uk us /kÉËr/.
Ventilator Types. Ventilators for home use are small, lightweight and run on electricity. They can be powered by the internal battery for brief trips outside the home, and can sit on a bedside stand, cart or wheelchair and be used for travel. Most feature various levels of gas/air-flow pressure, volume, rate and duration to control breathing or to wean a patient off the ventilator.
Right-sided or right ventricular (RV) heart failure usually occurs as a result of left-sided failure. When the left ventricle fails, increased fluid pressure is, in effect, transferred back through the lungs, ultimately damaging the heart's right side.here are two types of left-sided heart failure. Drug treatments are different for the two types. 1  Systolic failure: The left ventricle loses its ability to contract normally. 2  The heart can't pump with enough force to push enough blood into circulation.