Also found in: Dictionary, Thesaurus, Legal, Financial, Encyclopedia.
an anatomical position in which the patient is placed on the stomach with the hips flexed and the knees bent at a 90-degree angle and the arms outstretched in front of the patient. Examination and instrumentation of the rectum are facilitated by this position.
jack·knife po·si·tion(jaknīf pŏ-zishŏn)
Positioning a patient on on her or his stomach, with knees at a 90-degree angle and arms outstretched.
A position in which the patient lies on the back, shoulders elevated, legs flexed on thighs, thighs at right angles to the abdomen. It is used when introducing a urethral sound.Synonym: reclining position
See also: position