What does artery ligation mean?
With a blood vessel the surgeon will clamp the vessel perpendicular to the axis of the artery or vein with a hemostat, then secure it by ligating it; i.e. using a piece of suture around it before dividing the structure and releasing the hemostat.
What does it mean to ligate a vessel?
Listen to pronunciation. (ly-GAY-shun) The process of tying off blood vessels so that blood cannot flow to a part of the body or to a tumor.
Are ligatures still used in surgery?
For surgery, ligatures are used to tightly occlude blood vessels. Ligation of solitary vessels, or multiple vessels within a pedicle (mass ligation), is used virtually daily in practice for ovariohysterectomy, castration, amputation, splenectomy, and lobectomy.
What does ligation mean in medical terms?
Ligation means to tie off. This prevents the egg and male sperm from connecting to prevent pregnancy.
Which artery is ligated in anterior epistaxis?
Epistaxis which is not controlled by anterior and posterior nasal packing is usually treated by ligation or embolization of the arterial supply to the nose. Transantral ligation of the maxillary artery, or embolization of its branches, have recently been considered the treatments of choice.
Which artery is ligated in epistaxis?
Abstract. Epistaxis which is not controlled by anterior and posterior nasal packing is usually treated by ligation or embolization of the arterial supply to the nose. Transantral ligation of the maxillary artery, or embolization of its branches, have recently been considered the treatments of choice.
Which arteries can be ligated?
The external carotid, subclavian, axillary, internal iliac arteries can be ligated with few consequences.
How do you Ligate a vessel?
When you have clear exposure of the end of the vessel, and a second assist, it may be as simple as placing a clamp near the severed end of the vessel, then using a one- or two-handed surgical knot to ligate the end of the vessel.
How do you transfix sutures?
It begins by taking a full thickness perpendicular bite into the vessel ensuring that only a small portion of the vessel is encircled by suture. A simple or double throw is placed before the two free ends are tied around the opposite side of the vessel, constricting the entire lumen.
How do you tie a tight ligature?
Lay the short end, then the long end, over your hand. With your middle finger hook the long end. Pull the short end under it and through. Pull tight to complete the Ligature.