The present invention is a scar-reducing plaster and a method for preparing scar-reducing plasters. The input end of the phase line access portion is connected to a phase line of a power line. A first nozzle and a second nozzle are controlled to print a testing three-dimensional object on a platform according to a calibration model. According to various alternative embodiments, the implant is elastically compressible, or can be formed from self-expanding foam or sponges, and can be implanted through a cannula or by injection, as well as by open procedures. The stretch resistant member is fixedly attached at one end to the vasoocclusive coil, and the other end of the stretch resistant member is detachably mounted to an elongated pusher member to allow for placement and release of the vasoocclusive coil within the patient’s vasculature. Typical quadricep machines utilize weights on sliding tracks which are bolted to large steel frames.