1) Small earthen jar 2) Surgical instrument 
small medicine jar
• (n.) A glazed earthen pot or vessel, used by druggists and apothecaries for containing medicines, etc.
Gal'li·pot noun [ Prob. from OD. gleypot , the first part of which is possibly akin to English glad . See Glad , and Pot .] A glazed earthen pot or vessel, used by druggists and apothecaries for containing medicines, etc. 
A gallipot is a small earthenware pot used by pharmacists as a container for ointments, etc.
[Treasure Island] a small pot or jar of glazed earthenware, especially one used by druggists as a container for medicine; Dr. Livesey uses this figuratively of the jolly-boat because of its small size.