ATERAL ARTHROPLASTY WITH ADFG AS INTERPOSITIONAL MATERIAL. ATERAL ARTHROPLASTY WITH ADFG AS INTERPOSITIONAL MATERIAL Gap Arthroplasty with interpositional Temporalis MF commonest treatment modality of TMJ ankylosis. Lateral arthroplasty has been gaining acceptance . The role of lateral arthroplasty with interposition of ADFG in the management of SAHWNEY’S Type 3 TMJ Ankylosis.

1. LATERAL
ARTHROPLASTY
WITH ADFG AS
INTERPOSITIONAL
MATERIAL
AN ALL INCLUSIVE TREATMENT
MODALITY FOR SAHWNEY’S TYPE 3
TMJ ANKYLOSIS

2. • Gap Arthroplasty with
interpositional Temporalis MF
commonest treatment modality
of TMJ ankylosis.
• Lateral arthroplasty has been
gaining acceptance .

3. WHY SHOULD WE OPERATE
ANKYLOSIS

4. • The role of lateral arthroplasty with
interposition of ADFG in the
management of SAHWNEY’S Type 3
TMJ Ankylosis.

5. • A total of 17 joints (14pts)
• 11- unilateral , 3- bilateral
• Age : 1 year to 35 years

6. • Restricted mouth opening
• SAWHNEY’S Type 3 ankylosis
• Joints that are slightly palpable
• Non palpable joint
• SAWHNEY’S Type1,2, 4 Ankylosis
• Bilateral complete bony ankylosis

7. MOUTH OPENING
RANGE OF MOTION
RAMAL HEIGHT
COMPLICATIONS

8. V/S

12. IPSILATERAL CORONOIDECTOMY
IF MO IS NOT >35 mm
CONTRALATERAL CORONOIDECTOMY

13. •Quick & easy graft procurement
•Minimal donor site morbidity
•Fits neatly into any size cavity
•Hidden scar (below the belt line)
•Minimizes recurrence of joint fibrosis

19. 0
5
10
15
20
25
30
35
40
45
50
PRE OP INTRA OP POST OP FOLLOW UP 1( 1 WEEK) FOLLOW UP 2( 3
MONTHS)
FOLLO UP 3( 6 MONTHS)
MOUTH OPENING RAMUS HEIGHT

20. 0
2
4
6
8
10
12
14
post op follow up 1 week follow up 3 months follow up 6 months
COMPLICATIONS
Facial nerve injury Scarring Infection Jaw deviation Donar site morbidity Column2

21. Lateral arthroplasty with
Interpositional ADFG gives
Ramal Height Occlusion Function
Prevents
Reankylosis
Minimal Donor
Site Morbidity

22. THANK YOU
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