Artificial sponges for medical purposes, namely, collagen sponges for use in dental treatments; dental implants; implants comprised of artificial materials for dental purposes; medical bone graft substitutes, namely, synthetic bone grafts; surgical implants for use in bone grafting, namely, synthetic bone grafts; implant materials for use in dental surgery, namely, artificial bone grafts for dental purposes; medical implants made of artificial materials; support bandages; applicators in the n...

Plastic conical shaped device to be loaded into a borehole above the explosive material for the purpose of confining the explosive energy upon detonation