Lay not up for yourselves treasures upon earth, where moth and rust doth corrupt, and where thieves break through and steal: But lay up for yourselves treasures in heaven, where neither moth nor rust doth corrupt, and where thieves do not break through nor steal: For where your treasure is, there will your heart be also. Matthew 6:19-21
This isn't pre bacta. I watched a video about bacta, and it's been around in wide use in the Star Wars universe for over 3000 years, and qui gon would have been well aware of it when he died.