There are 2 surgical approaches in hernia repair surgery: the open and the laparoscopic one. An approach is called open, when the surgeon makes a single incision near the location of the hernia, dissects the surrounding tissues and repairs the hernia under direct vision.
In general, we call the largest areas of land on earth the continents of the earth.
The largest single landmass on Earth is Afroeurasia (the continents of Africa, Europe, and Asia). It occupies 85,000,000 km2, or about 5 times the size of Russia.