...how it is relatively placed with regard to other parts. The internal abdominal ring is situated at a point, midway between the anterior superior spinous process of the ilium, and the spinous process of the pubis. Behind this opening, is the external iliac artery ; on the inner side...

...fibres are entirely wanting. The under part of the tendon of the external oblique muscle, stretched between the anterior superior spinous process of the ilium and the symphysis pubis, is thicker and stronger than any other part of it, and somewhat rounded, especially towards the ossa...

...correspond. The precise situation of the vessel is referred by some to the centre of Poupart's ligament, or a point midway between the anterior superior spinous process of the ilium and the spinous process of the pubes ; by others to a point midway between the spinous process of the ilium...

...the patient in the same position as for tying the external iliac artery, and commence an incision, midway between the anterior superior spinous process of the ilium and the symphisis pubis, atPoupart's ligament, extending upwards and a little outwards for about four inches...

...direction of that vessel is at once marked out by a line extended to the lower margin of the patella, from a point midway between the anterior superior spinous process of the ilium and the symphysis of the pubes. This position, however, applies only so far as the vessel retains the name femoral, which...

...direction of that vessel is at once marked out by a line extended to the lower margin of the patella, from a point midway between the anterior superior spinous process of the ilium and the syinphysis of the pnbes. This position, however, applies only so far as the vessel retains the name...

...inguinal canal, or internal abdominal ring, so that at its com- herntl° ^ mencement it is placed just mid-way between the anterior superior spinous process of the ilium and the symphysis pubis, and close above Poupart's ligament ; it has the spermatic cord behind it, and the epigastric artery...

...The Internal abdominal ring (Jig. 39. 3.) is an oblique opening in the fascia transversalis, situated midway between the anterior superior spinous process of the ilium and the spine of the pubis, and about half an inch above Poupart's ligament. The border of the ring invests...

...the femoral. The femoral artery passes down the inner side of the thigh, from Poupart's ligament, at a point midway between the anterior superior spinous process of the ilium and symphysis pubis, to the hole in the adductor magnus, at the junction of the middle with the inferior...

...branch of the gcnito-crural nerve, if it is not removed in the dissection of the lower extremity. About midway between the anterior superior spinous process of the ilium and the spine of the pubes, and half an inch above Poupart's ligament, is the spot in which the spermatic cord...