Catheterization is the medical term meaning insertion of a tube into a duct or cavity.
Doch- is the medical terminology combining form meaning duct.
Lacrimotomy is surgical incision into the lacrimal duct, commonly known as the tear duct of the eye.lacrimotomy
It essentially is a duct that has been dilated by iodine.
The term -ectomy is used for surgical removal so it will be called ductectomy.
I think you mean Bile duct obstruction, you can call it Biliary obstruction
nasolacrimal duct
In animals, the nasolacrimal duct is a tear duct. This duct carries tears from the lacrimal sac to the nasal cavity.
The medical terminology combining form for the common bile duct is "choledoch/o."
choledochalcholedochal
The nasolacrimal duct (sometimes called tear duct) carries tearsfrom the lacrimal-sacinto the nasal-cavity. Excess tears flow through nasolacrimal duct which drains into the inferior-nasal-meatus.Read more: nasolacrimal-duct
Nasolacrimal duct passes from the orbit into the nasal cavity through the nasolacrimal canal.
Vasectomy is the medical term meaning male sterilization by removal of part of the vasa.