Bar Attachment Denture
Mandibular Arch Overdentures
  | 1. |
Minimum of 4 implants. Must follow concepts of full implant support.
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| 2. |
Try and have 1cm of A-P spread in the mandible and 1.5-2cm of A-P spread in the maxilla.
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| 3. |
Need 12mm or more interarch space. |
  Hader clip anteriorly and bredent balls posteriorly. Maximum retention with minimum vertical requirement.
Three Hader clips.
Maxillary Overdentures
  | 1. |
Minimum of 4 implants. Must follow concepts of full implant support.
|
| 2. |
Try and have 1cm of A-P spread in the mandible and 1.5-2cm of A-P spread in the maxilla.
|
| 3. |
Need 12mm or more interarch space. |
  Multiple Hader Clips
| 1. |
Poorly positioned implants, too far facial, in unattached tissue.
|
| 2. |
Hader clip anteriorly, bredent ball attachments posteriorly. Can be used if some soft tissue support is needed. |
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