It's called a fleam. As suggested, it is a doctor's lancet used for bleeding a patient.
Feb 08, 2011 Rating
Unknown Tool. by: wayne
What you have is an old medical tool used back in the days of blood letting. The pointed tang on each blade was very sharp and was used to cut into a vein to let the bad blood out. Many people developed infections because many doctors at that time knew little about infections being caused by germs.