Scissors-like, ring handled surgical instrument whose blades distal to the pivot point are extended in length and curved with the pointed distal tips converging in pincer-like fashion to fasten towels together or to other objects. This device may also be used to fasten drapes.Instrument name: Bac..
The open tray technique is specifically indicated, when the implants are not sufficiently parallel to allow an impression to be withdrawn from multiple impression copings. The temporary copings can be connected using flowable composite, impression plaster or acrylic resin...