<P> The Semi-Fowler's position is a position in which a patient, typically in a hospital or nursing home in positioned on their back with the head and trunk raised to between 15 to 45 degrees, although 30 degrees is the most frequently used bed angle . The elevation is less than that of the fowler's position, and may include the foot of the bed being raised at the knee to bend the legs . </P> <P> The position is useful in promoting lung expansion as gravity pulls the diaphragm downward, allowing for expansion and ventilation . It is also recommended during gastric feeding to reduce the risk of regurgitation and aspiration . </P> <P> During childbirth, the semi-fowler's position is preferred over the full - fowler's as it is generally more comfortable for the mother, and reduces the need for analgesics and surgical interventions such as operative vaginal delivery or cesarean sections . </P>

What is semi fowler's position used for