extracting forceps n.
See dental forceps.
The proper instruments consist of a scalpel, clamping forceps, extracting forceps, hook and goggles.
Now by means of the extracting forceps the sac is gradually lifted by raising it a little on one side and then on the other.
The sac is now lifted carefully by the extracting forceps to see that it is all clear and attached only by the discharge duct.