IN THE NAME OF GOD

Zarb-Ch: 5, page: 77-91

dr_shimaghasemi@yahoo.com

Improving denture_bearing foundations for

edentulous patients

1. Preprosthetic nonsurgical methods

2. Preprosthetic surgical methods

1. PREPROSTHETIC NONSURGICAL METHODS

Managing traumatized tissues

Occlusal correction

Managing traumatized tissues:

Removal of dentures from the mouth:

48- 72 h before impression

24 h before each appiontment

Temporary soft liners

(finger or toothbrush massage, esp. in edematous and

enlarged tissues)

Occlusal correction

First determine an optimal VDO (ridge relations

are improved)

Occlusal adjustment

2. PREPROSTHETIC SURGICAL METHODS

A. Conditions that preclude optimal prosthetic

function:

1) Hyperplastic ridge, Epulis fissuratum, Papillomatosis

2) Frenullar attachment, Pendulous maxillary toberosity

3) Bony prominences, Undercuts, Spiny ridge, Tori

4) Pressure on mental foramen

5) Ridge parallelism

B. Enlargement of denture-bearing areas:

A. Vestibuloplasty

B. Ridge augmentation

C. Discrepancies in jaw size

D. Replacement of tooth roots with osseointegrated

dental implants

1. Hyperplastic ridge, Epulis fissuratum, Papillomatosis

Frenullar attachment, Pendulous maxillary toberosity

Bony prominences, Undercuts, Spiny ridge, Tori

Pressure on mental foramen

Spiny ridge

B. ENLARGEMENT OF DENTURE-BEARING AREAS:

VESTIBULOPLASTY

B. ENLARGEMENT OF DENTURE-BEARING AREAS:

RIDGE AUGMENTATION

REPLACEMENT OF TOOTH ROOTS WITH

OSSEOINTEGRATED DENTAL IMPLANTS