A traction device for use in surgery is disclosed with the traction device being secured to one side of a surgical table. The traction device includes one or more traction lines which include a line-tensioning device at one end thereof and a connector at the other end thereof for attachment to the limb of a patient undergoing surgery. A tension meter is associated with each of the traction or lines with the tension meter being connected to a readout which indicates the tension or traction force being imposed in the traction line. The traction device may be used for patients undergoing shoulder surgery or other types of limb surgery.