station


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station

 [sta´shun]
the location of the presenting part of the fetus in the birth canal, designated as −5 to −1 according to the number of centimeters the part is above an imaginary plane passing through the ischial spines, 0 when at the plane, and +1 to +5 according to the number of centimeters the part is below the plane.
Station of the fetus. From McKinney et al. 2000.

sta·tion

(stā'shŭn),
The degree of descent of the presenting part of the fetus through the maternal pelvis, as measured in relation to the ischial spines of the maternal pelvis.

station

/sta·tion/ (sta´shun)
1. a position or location.
2. the location of the presenting part of the fetus in the birth canal, designated as −5 to −1 according to the number of centimeters the part is above an imaginary plane passing through the ischial spines, 0 when at the plane, and +1 to +5 according to the number of centimeters the part is below the plane.

station

[stā′shən]
Etymology: L, stare, to stand
the level of the biparietal plane of the fetal head relative to the level of the ischial spines of the maternal pelvis. An imaginary plane at the level of the spines is designated "zero station." Higher and lower stations are numbered at intervals of 1 cm and labeled as minus above and plus below. For example, "station minus three" is 3 cm above the spines, and "station plus two" is 2 cm below the spines. In breech presentation, the bitrochanteric diameter of the breech is used to determine station. See also dilation, effacement, labor.

station

Obstetrics The position or level of descent of the presenting part in the pelvis in a vaginal delivery; full engagement of the presenting part at the iliac spines is considered station 'zero'

station

stance.
References in classic literature ?
He came up with long strides of his skeleton legs, swinging a staff as tall as himself, and, entering the common room of the station, would squat on his heels to the left of the door.
Then, one morning, as Kayerts and Carlier, lounging in their chairs under the verandah, talked about the approaching visit of the steamer, a knot of armed men came out of the forest and advanced towards the station.
Next day I left that station at last, with a caravan of sixty men, for a two-hundred-mile tramp.
On the fifteenth day I came in sight of the big river again, and hobbled into the Central Station.
A fourth ill effect of the exclusion would be the banishing men from stations in which, in certain emergencies of the state, their presence might be of the greatest moment to the public interest or safety.
There may be news from the station between this and then.
Murdoch, you are going back to the station, I suppose?
He sounded as if he was talking to a porter, and, certain that he had deceived her at the station, she too grew angry.
At the station he took a ticket and said he was going to accompany her home.
He looked forward to the occasion with painful eagerness, for in the cab on the way from the theatre to the station he thought she would let him kiss her.
The evening come, she put on her bonnet and shawl, and went quietly out: having her reasons for hovering in a furtive way about the station by which a passenger would arrive from Yorkshire, and for preferring to peep into it round pillars and corners, and out of ladies' waiting-room windows, to appearing in its precincts openly.
The station for the country house was at the opposite end of the town, the time was short, the road not easy; but she was so quick in pouncing on a disengaged coach, so quick in darting out of it, producing her money, seizing her ticket, and diving into the train, that she was borne along the arches spanning the land of coal-pits past and present, as if she had been caught up in a cloud and whirled away.