How do the doctors close your vien if its cut?

I'm assuming it doesn't just treat like your skin, and they don't stitch it I assume. But your blood travels through nearby so what happens if it bursts or get cut or something? How do they stop the bleeding?
Answer:

Does urinating on a jellyfish sting stop the pain?

if its a principal vein they reattach it but for smaller vein I think they only cauterize it.

In medical what causes a personality hurt and have pains to a touch or a touch pressure happen adjectives over body?

there are doctors trained in micro surgery that do actually stitch them up, although the stitches aren't indistinguishable as used on your skin. these doctors saved my brothers energy. if they didn't close them up the patient would bleed to disappearance.

Is Aflac right for me?

larger veins and arteries can be stitched near miniscule stitches that dissolve after a period of time.

what is cause my back aching ?

Why are you planning on cutting your or someones else's capillary? But it depends on how major the artery is and the treatment will vary from here.

Headache?

it depends on what kind of artery you are talking around. They do stitch the ruptured MAJOR veins. (otherwise, you can bleed to death).