STAPLE AND TREAD ASSEMBLY PARTICULARLY FOR US IN POWER DRIVEN STAPLERS FOR MEDICAL SUTURING

摘要

The needle and thread assembly 20, 30 includes a head portion 21 having a pointed tip 22, and a needle having a body portion 23 behind the head portion. The shaft LAs of the trunk portion 23 is offset from the shaft LAa of the head portion, and a pair of transverse holes 24 and 25 are formed in the trunk portion, and through this transverse hole, the yarn LA do. The head portion forms a protective shield to protect the seal into which the needle is to be injected into the bone. The seal is fixed to the torso of the tip root. The iron needle is composed of a shape memory alloy that is deformed into a curved shape when injected into the body in a straight form at room temperature. A recess 26 is provided on the body to protect the seal.