midclavicular line


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midclavicular line

[′mid·klə¦vik·yə·lər ′līn]
(anatomy)
A vertical line parallel to and midway between the midsternal line and a vertical line drawn downward through the outer end of the clavicle.
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No identifiable intercostal muscle or tissue existed between the two rib segments from the sternocostal junction to the midclavicular line (Fig.
Majority of LC were performed by using a modified three port technique called sectorization rather than triangulation with 10 mm umbilical camera port a 5mm dissecting port 4-5 cm below xiphoid sternum and a third 5mm port in left rather than right midclavicular line 10-15 cm away from umbilicus for holding Hartmann's pouch in most of the cases.
Generally, it can be suspected if the liver measures more than 16 cm in length at the midclavicular line on the AP lumbar radiograph and extends below the level of the iliac crest.
Two smaller ports for grasping instruments were then placed, one in right upper quadrant near the midclavicular line and second just medial to anterior axillary line.
In the 1940s, the French gynecologist Raoul Palmer advocated placing the laparoscope at a point in the left midclavicular line, approximately 3 cm caudal to the costal margin, because visceral-parietal adhesions rarely were found there.
Four ports were placed; a 10-mm trocar in the umbilicus, a 12-mm trocar in the left midclavicular line (right hand working port), a 5-mm trocar in the right midclavicular line and a 5-mm trocar under the xiphoid for liver retraction.
The abdomen was explored via a generous subcostal incision extending from the left anterior axillary line to the right midclavicular line.
In right-sided cases, a 12-mm second port was placed at the midclavicular line 2 cm below the costal margin, while the 5-mm third port was inserted between the anterosuperior iliac spine and the umbilicus.
Cardiac examination revealed an apex in the fifth inter-costal space inside the midclavicular line, a mild parasternal right ventricular heave.
The treatment of a tension pneumothorax on the battlefield involves needle decompression by placing a hollow needle through the second intercostals space in the midclavicular line.
In physical examination the liver and spleen were 8 cm and 10 cm, respectively, and palpable below the costal margin of the midclavicular line, with multiple bilateral inguinal lymphadenopathies.
For prone scanning, the subjects were placed in the prone position, and then the gallbladder was scanned intercostally or subcostally with the subject positioned prone oblique and right side elevated sufficiently to allow transducer contact at about the midclavicular line.