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VAAS & AAA 2026 – Scientific Program

SCIENTIFIC PROGRAM SUBJECTS 2026

VAAS & AAA Combined Annual Meeting | Da Nang, Vietnam

Ballroom A
Arthroplasty
Subject: How to improve Hip function in Total Hip Replacement (THR)

🇦🇺 Rami Sorial — Australia
Cementless hip replacement – can modern stem designs offer better outcomes for all patients

Ashwin Kulkarni
Complex primary hip replacement – A systematic way to assess and plan the surgery

Subject: How to improve Knee function in Total Knee Replacement (TKR)

🇦🇺 Rami Sorial — Australia
Cementless knee replacement – can it be a success in all patients?

🇦🇺 Rami Sorial — Australia
Robotic TKA – how I use it to help achieve balance

Darren Tay
ERAS, robotic surgery of the knee, cement less implants

🇦🇺 Rami Sorial — Australia
Robotic TKA – the pros and cons

Subject: Infection control in THR and TKR

🇮🇩 Yoshi Pratama Djaja — Indonesia
Mycobacterium tuberculosis prosthetic joint infection of the hip – update from PJI ICM

Subject: Complex THR

Ashwin Kulkarni
Minimally invasive Superpath hip replacement – results of 1000 cases over 9 years

🇮🇩 Yoshi Pratama Djaja — Indonesia
Subtrochanteric shortening osteotomy for Crowe 4 dysplasia – modular implants is the way to go

🇮🇩 Yoshi Pratama Djaja — Indonesia
Acetabular cup placement in dysplastic hip

🇰🇭 SOK CHAN PHEAKTRA — Cambodia
Clinical outcomes of modified Hardinge approach for total hip arthroplasty

Subject: Complex TKR

🇦🇺 Ross Crawford — Australia
Lateral parapatellar approach in valgus total knee replacement

🇦🇺 Rami Sorial — Australia
Managing the deficient patella in primary TKA with augments

Senthil Kumar Vishnu
Management of Neglected permanent patellar dislocation with TKR

Subject: Complications after THR and TKR

🇦🇺 Rami Sorial — Australia
Case presentations for complex hip and knee replacements and discussions

🇦🇺 Ross Crawford — Australia
Management options for periprosthetic distal femur fractures

🇮🇩 Yoshi Pratama Djaja — Indonesia
Neglected femoral neck fracture in elderly – what should we be wary about

Senthil Kumar Vishnu
Osteosarcopenia – A silent time bomb in TJR patient

Senthil Kumar Vishnu
Importance of Serum Cortisol in TJR patients

Subject: Shoulder Replacement

🇰🇷 Song Hyun Seok — Korea
Computer-assisted surgery for shoulder arthroplasty: new trends

🇰🇷 Song Hyun Seok — Korea
Pitfalls of computer-assisted surgery for shoulder arthroplasty

🇰🇷 Song Hyun Seok — Korea
PSI guide for shoulder arthroplasty does not solve everything

🇰🇷 Jae Chul Yoo — Korea
RTSA for proximal humeral fx: Rationale and Indications

🇰🇷 Jae Chul Yoo — Korea
Bone loss management for RTSA

🇸🇬 Ho Wei Loong Sean — Singapore
BIO vs MIO in reverse shoulder arthroplasty

🇰🇷 Joo Han Oh — Korea
My recent concerns of shoulder arthroplasty

Subject: Elbow Replacement

— Speaker TBC —

Subject: Finger and Carpal Replacement

— Speaker TBC —

Subject: Revision THR & TKR

Lewis Chan
Augment techniques for Acetabular Revision in Revision THA

Lewis Chan
Modular Fluted Taper Stem for Femoral Revision

Ashwin Kulkarni
Revision hip surgery – reconstruction of acetabular (or femoral) side

🇦🇺 Ross Crawford — Australia
The role of cones and sleeves in revision total knee replacement

🇦🇺 Ross Crawford — Australia
Is there a role for robotics in total knee replacement and revision?

Senthil Kumar Vishnu
Mega prosthesis for complex distal femur in elderly

🇮🇩 Yoshi Pratama Djaja — Indonesia
THR after hip arthroscopy

🇮🇩 Yoshi Pratama Djaja — Indonesia
ERAS for total hip arthroplasty

Senthil Kumar Vishnu
THR in sickle cell Arthritis

Ballroom B
Arthroscopy
Subject: ACL Reconstruction: All, When and How?

🇸🇬 Ho Wei Loong Sean — Singapore
Kinesiophobia in ACLR

🇹🇼 Alvin Chao-Yu Chen — Taiwan
The Muscle-Remnant Concept and the Current Evolution of ACL Reconstruction in Taiwan

🇹🇭 Kornkit Chaijenki — Thailand
AI-Driven Orthopedic Care: From Surgery to Return-to-Play Decision Making

Subject: Meniscus Repair

🇸🇬 Dave Lee — Singapore
Meniscus Repair – why and how?

🇸🇬 Dave Lee — Singapore
Degenerative meniscus lesions – should we repair them?

🇲🇾 Jonas Fernandez — Malaysia
Horizontal cleavage tear of meniscus

Subject: PCL Reconstruction: Diagnosis, Indication and Techniques

🇮🇩 Muhammad Alvin Shiddieqy Pohan — Indonesia
All anterior approach for arthroscopic PCL reconstruction

Subject: Infection after ligament reconstruction

— Speaker TBC —

Subject: Multiligament Injuries: Current treatment strategies

— Speaker TBC —

Subject (Crossfire): Autograft vs. Artificial Ligament?

— Debaters TBC —

Subject: Old ACL/PCL tear with OA Knee: Reconstruction or HTO?

— Speaker TBC —

Subject: Rotator Cuff Suture: From simple to massive tear

🇰🇷 Joo Han Oh — Korea
How to maximize clinical outcomes after RCR

🇰🇷 Joo Han Oh — Korea
My way of Biologic and Biomechanical augmentation for mRCT

🇰🇷 Jae Chul Yoo — Korea
Partial subscapularis tendon tears

🇸🇬 Ho Wei Loong Sean — Singapore
Collagen patch augmentation for RC pathology

🇹🇭 Nadhaporn Saengpetch — Thailand
Achilles and hamstring tendon graft for lower trapezius tendon transfer in irreparable posterosuperior cuff tear

🇲🇾 Jonas Fernandez — Malaysia
Putra rehab protocol: Rotator cuff repair outcomes

🇹🇼 Alvin Chao-Yu Chen — Taiwan
Shoulder Superior Capsule Reconstruction: Where Are We Now, and Where Are We Going?

🇹🇼 Joe Chih-Hao Chiu, MD, PhD — Taiwan
Revision Failed RCR with Arthroscopic-assisted Lower Trapezius Tendon Transfer versus Reverse Shoulder Arthroplasty

🇹🇼 Chun-Jui Weng, MD — Taiwan
Comparison between superior capsule reconstruction and bridging graft for treating irreparable rotator cuff tear

🇹🇼 Kuan-Ting Wu, MD — Taiwan
Clinical outcomes of small to medium rotator cuff tear with or without anterior cable disruption

Subject: Elbow Ligament Reconstruction

🇹🇼 Wen-Yi Chou — Taiwan
Treatment of the throwing elbow

Wesson Pious A. Espiritu
Arthroscopic Quadriceps Tendon Repair — The JRC Technique

Subject: Ankle Ligament Injury

— Speaker TBC —

Subject: AI & Return to Play / Objective Movement Analysis

🇹🇭 Kornkit Chaijenki — Thailand
Objective Movement Analysis After Orthopedic Surgery: Using Force Plates and AI to Prevent Re-Injury and Return To Play

Ballroom C
Preservation
Subject: How to improve Rotator Cuff tendon healing after repair

🇰🇷 Joo Han Oh — Korea
My way of Biologic and Biomechanical augmentation for mRCT

🇲🇾 Jonas Fernandez — Malaysia
Putra rehab protocol: Rotator cuff repair outcomes

Subject: Save the OA Knee: Biological factors now and future

🇹🇼 Kuan-Yu Lin, MD — Taiwan
Amniotic suspension allograft vs. PRP + hyaluronic acid for knee OA injection – 24-month prospective RCT

Subject: Knee Preservation: HTO or Uniknee Replacement?

🇹🇼 Yi-Sheng Chan — Taiwan
Complex tibial plateau malunion: How to save the knee joint?

🇹🇼 Chien-Sheng Lo — Taiwan
Derotation DFO for Patellar instability

Subject: Stem Cell: Where are we now?

— Speaker TBC —

Subject: Save the Cartilage Knee

🇹🇼 Shih-Sheng Chang — Taiwan
Treatment for acute chondral lesion in the Adolescent knee

Subject: Joint preservation in Rheumatoid Arthritis

— Speaker TBC —

Subject: OA Ankle: Current treatment strategies

— Speaker TBC —

Subject: Osteochondritis Dissecans (OCD) of the Ankle

— Speaker TBC —

Subject: Hip Preservation / FAI / Arthroscopy

🇮🇩 Yoshi Pratama Djaja — Indonesia
Hip preservation in the presence of arthritis – is it plausible?

🇮🇩 Yoshi Pratama Djaja — Indonesia
Femoroacetabular impingement – pathomechanic and management

🇮🇩 Yoshi Pratama Djaja — Indonesia
Labral tear – why and how should we address it

🇮🇩 Yoshi Pratama Djaja — Indonesia
Acetabular Ossicles: Epidemiology and Correlation With FAI

🇮🇩 Yoshi Pratama Djaja — Indonesia
Hip Arthroscopy in Dysplasic Hip – is it a viable option?

🇮🇩 Yoshi Pratama Djaja — Indonesia
Greater trochanteric pain syndrome

🇹🇼 Yi-Sheng Chan — Taiwan
10-Year Retrospective Outcome Following Hip Arthroscopy: Predictive Factors for Conversion to THA

Senthil Kumar Vishnu
Importance of Rotational osteotomies in adolescent AVN hip

Ballroom D
VAAS Session
Subject: Conservative treatment of Femoral Head Necrosis: Role of Bisphosphonates

— Speaker TBC —

Subject: Primary prevention of hip fractures in osteoporotic patients

Senthil Kumar Vishnu
Choosing the right drug in Hip fragility fractures

Subject: Fall prevention: Pharmacological and mechanical measures

— Speaker TBC —

Subject: Hip replacement in elderly with femoral neck fracture: Internal medicine considerations

🇮🇩 Yoshi Pratama Djaja — Indonesia
Neglected femoral neck fracture in elderly – what should we be wary about

Senthil Kumar Vishnu
Importance of Serum Cortisol in TJR patients

Subject: Hip replacement in osteoporotic patients: How to avoid dislocation

🇦🇺 Rami Sorial — Australia
Three-dimensional templating to optimise THA stability

🇦🇺 Rami Sorial — Australia
Cementless hip replacement – do we need to use a collar?

Subject: Prevention of contralateral hip fractures after fragility fracture surgery

Senthil Kumar Vishnu
Mega prosthesis for complex distal femur in elderly

Subject (Crossfire): Intertrochanteric fracture in elderly: Internal fixation vs. Replacement?

— Debaters TBC —

Registered Speakers (Topics TBC)

🇫🇷 Le Thai-Duong — France
🇫🇷 Pascal KOUYOUMDJIAN — France
🇫🇷 Villemot Jerome — France
🇳🇿 VÕ HỒNG LINH — Vietnam
🇦🇺 Sol Qurashi — Australia
🇦🇺 Quang Dao — Australia
🇦🇺 Sachin Tapas — Australia
Abhay Elhence
Migliore Alberto
🇹🇼 Chen-Hung Lin — Taiwan
🇲🇲 Min Min Thein — Myanmar
🇹🇼 Pei-Chun Wong — Taiwan
Alexer Nephopil
🇹🇭 Keyurapan Ekavit — Thailand
🇹🇼 Keerati Chareancholvanich — Taiwan


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