a medical anchor device for implantation into a bone of a patient includes a staple having a leading , bone - boring tip for self - tapping a hole , a trailing , driven end for receiving implanting force to self - tap and implant said staple into the bone of a patient , and an attached suture thread . the staple has a longitudinal axis which passes through the tip and the driven end , the longitudinal axis changing shape upon implantation of the staple into a bone . a method of treating a patient includes ejecting and implanting the staple comprising a suture thread secured thereto into a bone by self - tapping a hole in the bone and securing the suture thread to a portion of the body &# 39 ; s anatomy .