Guided Implantation with Bar Retained Overdenture

Dr. Eason Chen

Maintenance aesthetic stucture occlusal clearnace

m.a.s.o concept

initial

previous 2 gbr failed

early 30's young female

treatment plan

implant-bar retained overdenture

Bilateral sinus lifting (lateral window approach)

10 months

16 months

new implant digital workflow

24 months

HOW TO FABRICATE A GOOD SURGICAL GUIDE?

STEP 1

Making denture & PVS impression

STEP 2

Duplicating P't denture ( oral scanner )

STEP 3

Printing radiographic guide & try in

STEP 4

Radiographic guide CT scan

step 5

Virtual planning

step 6

printing surgical guide

summary

guide surgery

post op scan

Denture / Radiographic guide / CT scan x2 / Virtual planning / Surgical guide

impression

30 months

  • Fabricating radiographic guide
  •  Virtual planning
  •  Power of digital implantology

impression components

model scan

bar design

bar & components

bar try-in

VD & BITE

before final denture delivery

a life changing journey

m.as.o concept

Guided Implantology - Full Edentulous

Eason Chen D.D.S.

Education:

National Yang-Ming University, Dentistry 1998-2004

University of California, Los Angeles, Periodontics Preceptorship 2011-2012

Case presentation:

Diagnosis: cervical root resorption

Treatment plan:optimize ridge preservation using pontic, atraumatic extraction and bone graft,restore with single implant restoration