Regardless of the abutment material or technique, an impression with the abutment is then taken plus a crown secured towards the abutment with dental cement. One more variation on abutment/crown model is when the crown and abutment are just one piece plus the lag-screw traverses equally to safe the a https://implant-prosthetics.worldblogged.com/39008267/facts-about-implant-prosthetics-revealed