Single tooth implants 327

Fig. 8-54. The implant is screwed into position. The prolongator used for this case was longer than usual in order to avoid interference of the occlusal surfaces of the neigh-boring teeth with the head of the ratchet.

Fig. 8-57. An interchangeable gold coping is placed over the implant shaft.

Fig. 8-55. The vent-plant is seen in its proper relationship.

Fig. 8-58. The gold coping is picked up inside the anterior crown with cold cure acrylic.

Fig. 8-56. The implant shaft length should not interfere with the occlusal surfaces of the opposing teeth. It should be short enough to allow enough occlusal gold or porcelain to be included in the restoration.

Fig. 8-59. The two-unit splint is cemented into position with