may be used which may be selected for among other reasons the location of the extraction and the profile and condition of the anchoring bone generally extraction sockets tend to be conical in shape and preferably cylindrical type implants or more preferably conical or u shaped implants such as those disclosed in u s pat no 4 521 192 of l i linkow u s pat no 2 609 604 of b f sprague and ser no 09 248 079 of ashman et al which are incorporated by reference in their entirety may be utilized in order to more closely fit the dimensions of the extraction site in addition the area around the implant 28 in the extraction socket 14 may be backfilled with the bone graft material mixture 27 to promote bone regrowth as described above which assists in retaining the implant 28 once the implant 28 is installed in the bone the dressing 8 may be applied to the extraction implant site 13 in the manner discussed above the dressing 8 retains the bone graft material mixture 27 and blood at the extraction implant site 13 and protects it from the oral environment due to the retentive protective properties of the dressing 8 the suturing of the gum or gingival tissue 16.