EE WAS TRYING TO INSERT PIPET INTO PIPET PUMP. AS 5ML KIMAX PIPET TUBE WAS BEING INSERTED INTO PUMP, IT BROKE. WHEN TUBE BROKE, BROKEN TUBE IN THE PUMP JAMMED INTO HIS LEFT HAND. INDEX FINGER BETWEEN KNUCKLE AND HAND FINER JOINT AND MIDDLE FINGER AT KNUCKLE WERE CUT. STITCHES WERE REQUIRED.