112 Theories and techniques of oral implantology

Fig. 4-61. The removed implant contains bone in its vent portion.

Fig. 4-63. A longitudinal section shows dense bone with numerous osteocytes around the implant site (X). (From Linkow, L. I.: Alloplastic implants. In Goldman, H. M., Forrest, S. P., Byrd, D. C., and McDonald, R. E.: Current therapy in dentistry, ed. 3, St. Louis, 1968, The C. V. Mosby Co.)

Fig. 4-62. The dense fibrous tissues around the implant site (X) is tightly bound to healthy bone, as seen in cross section. (From Linkow, L. I.: Alloplastic implants. In Gold-man, H. M., Forrest, S. P., Byrd, D. C., and McDonald, R. E.: Current therapy in dentistry, ed. 3, St. Louis, 1968, The C. V. Mosby Co.)

Fig. 4-64. This vent-plant broke 8 months after its insertion into the nasal septum.