 Fowler's position

In medicine, Fowler's position is a standard patient position in which the patient is seated in a semi-sitting position (45-60 degrees) and may have knees either bent or straight.Variations in the angle are denoted by high Fowler, indicating an upright position at approximately 90 degrees and semi-Fowler, 30 to 45 degrees; and low Fowler, where the head is slightly elevated."