position /po·si·tion/ (pah-zish´un)
1. a bodily posture or attitude.
2. the relationship of a given point on the presenting part of the fetus to a designated point of the maternal pelvis.
anatomical position that of the human body standing erect with palms turned forward, used as the position of reference in designating the site or direction of structures of the body.
Bozeman's position the knee-elbow position with straps used for support.
decubitus position see decubitus.
Fowler's position that in which the head of the patient's bed is raised 18–20 inches above the level, with the knees also elevated.
knee-chest position the patient resting on knees and upper chest.
knee-elbow position the patient resting on knees and elbows with the chest elevated.
lithotomy position the patient supine with hips and knees flexed and thighs abducted and externally rotated.
Mayer position a radiographic position that gives a unilateral superoinferior view of the temporomandibular joint, external auditory canal, and mastoid and petrous processes.
Rose's position a supine position with the head over the table edge in full extension, to prevent aspiration or swallowing of blood.
semi-Fowler position one similar to Fowler's position but with the head less elevated.
Sims position the patient on the left side and chest, the right knee and thigh drawn up, the left arm along the back.
Trendelenburg position the patient is supine on a surface inclined 45 degrees, head at the lower end and legs flexed over the upper end.
verticosubmental position a radiographic position that gives an axial projection of the mandible, including the coronoid and condyloid processes of the rami, the base of the skull and its foramina, the petrous pyramids, the sphenoidal, posterior ethmoid, and maxillary sinuses, and the nasal septum.
Waters' position a radiographic position that gives a posteroanterior view of the maxillary sinus, maxilla, orbits, and zygomatic arches.
Rose's position (r  z z)n. A supine position with the head over the end of a table, used for operations within the mouth or the fauces. |
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