post-arthrotomy or status post arthrotomy or s/p arthrotomy means after incision into a joint.
arthrotomy
The medical term for incision of a membrane is "fenestration."
Cricothyroidotomy is the medical term meaning surgical incision into the cricoid.
encephelotomy
Sphenoidotomy is the medical term meaning surgical incision into the sphenoid bone or sinus.
Labyrinthotomy is surgical incision of the labyrinth.
Vagotomy is the medical term meaning surgical incision of the vagus nerve.
Articulation is the medical term meaning joint. The medical terminology combining form meaning joint is arthro-.
Epididymis is a medical term. It's the location where sperm cells mature.
Adenotomy is surgical incision into a gland.
laparotomyLaparotomy means incision into the loin.
Thymotomy is surgical incision of the thymus.Thymotomy.