Abstract: A tool-changing unit for a production plant for forming sheet metal using a bending operation. The tool-changing unit includes a tool-holding device having a carrier body and a number “n” of tool-holding modules arranged directly next to one another and held on the carrier body. Each one of the tool-holding modules includes a first coupler and a first actuating device cooperating therewith as a component of a coupling device, wherein the first coupler can be brought into coupling engagement and out of coupling engagement with an individual clamping jaw of a clamping jaw set. Moreover, a production plant has the tool-changing unit and the clamping jaw a method changes tools.

Abstract: A method for repairing a ligament or tendon, the method comprising: passing one or more sutures through and/or around each respective end of a completely or partially torn ligament or tendon; placing a generally cylindrical hollow body or ring over the respective ends of the completely or partially torn ligament or tendon; passing the one or more sutures through the generally cylindrical hollow body or ring; and tying the one or more sutures around or through the generally cylindrical hollow body or ring wherein the sutures are secured in place around or through the generally cylindrical hollow body or ring via one or more notches or holes defined by the generally cylindrical hollow body or ring.