YK
Mr Yegappan Kalairajah
Consultant Orthopaedic Surgeon
About
Specialisms
Experience
Locations
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Hip • Knee • Sports Orthopaedics
Precision in motion. Experience when it matters.
Mr Yegappan Kalairajah is a Consultant Orthopaedic Surgeon specialising in hip and knee surgery, joint replacement, sports injuries and early-intervention orthopaedic care.
✓ Cambridge trained
✓ Advanced training in Adelaide
✓ Hip, knee & sports surgery

Consultant experience
1,000+ hip & knee replacements
Special interest
Navigation &
joint reconstruction
Hip
Knee
Sports
Cambridge
University medical training
1,000+
Hip & knee replacements as a consultant
FRCS (Orth)
Specialist orthopaedic qualification
Research-led
Published work in hip, knee & navigation surgery
A specialist approach
Preserve the joint where possible. Rebuild it when necessary.
Orthopaedic treatment is not simply about operating. It is about understanding the joint, the patient, the demands placed upon it and the right moment to intervene.
Early intervention • reconstruction • replacement • revision
About Mr Kalairajah
Clinical experience shaped by engineering, research and sport.
Yega Kalairajah trained at Cambridge University and Guy’s and St Thomas’ Hospital before specialist orthopaedic training in London and advanced training in sports surgery, arthroscopy and joint replacement in Adelaide, Australia.
01
Joint preservation
Early-intervention hip and knee surgery, arthroscopy and procedures designed to preserve native joints where appropriate.
02
Joint replacement
Primary and revision hip and knee replacement, including computer-assisted and navigated techniques.
03
Sports reconstruction
Specialist sports surgery including ligament, meniscal and other hip, knee and ankle injuries.
Specialist care
From joint preservation to complex reconstruction.
A focused orthopaedic practice covering joint replacement, arthroscopy, sports injuries and selected lower-limb trauma.
01
Hip preservation & arthroscopy
Assessment and early intervention for selected hip conditions, including arthroscopic keyhole surgery.
Explore hip care →
02
Hip replacement & revision
Primary and revision hip replacement for painful, damaged or previously replaced joints.
Explore hip replacement →
03
Knee replacement
Primary, partial and revision knee replacement, including computer-assisted surgical techniques.
Explore knee replacement →
04
Sports knee surgery
ACL reconstruction, meniscal surgery, arthroscopy and treatment of selected cartilage and sporting injuries.
Explore sports surgery →
05
Foot & ankle
Assessment and treatment of selected foot, ankle and tendon conditions, including sports-related problems.
Explore foot & ankle →
06
Fractures & trauma
Specialist management of selected lower-limb injuries, fractures and orthopaedic trauma.
Explore trauma care →
Research & innovation
Orthopaedics informed by engineering and evidence.
Mr Kalairajah has published extensively in hip and knee surgery and completed pioneering work involving computer-assisted and navigated orthopaedic surgery.
His postgraduate work also includes a Master’s degree in Engineering focused on hip acetabular fixation techniques.
01
Computer-assisted surgery
Research and clinical interest in navigation technology.
02
Engineering perspective
Master’s-level research into hip implant fixation.
03
Teaching & publication
Continued involvement in orthopaedic education and research.
Training & experience
A specialist career built across leading centres.
1995
Medical training
Graduated from Cambridge University and Guy’s & St Thomas’ Hospital, London.
LONDON
Orthopaedic training
Surgical training through King’s followed by specialist orthopaedic training on the St George’s rotation.
ADELAIDE
Advanced surgical training
Advanced training in sports surgery, arthroscopy and joint replacement surgery in Australia.
CONSULTANT
Luton & Dunstable
Consultant Orthopaedic Surgeon with a specialist interest in hip, knee and sports surgery.
Your treatment journey
From diagnosis to returning to the life you want to lead.
The aim is to make complex orthopaedic decisions easier to understand and give patients a clear route through assessment, treatment and recovery.
01
Consultation
Understand your symptoms, activity, previous treatment and what you want to get back to doing.
02
Investigation
Clinical assessment and imaging are used to identify the source and extent of the problem.
03
Treatment options
Discuss conservative treatment, preservation procedures or surgery depending on the diagnosis.
04
Recovery
A structured route through treatment, rehabilitation and return to everyday activity or sport.
Where to see Mr Kalairajah
Specialist orthopaedic care across Hertfordshire and Bedfordshire.
Private practice
Spire Harpenden Hospital
Private consultations and orthopaedic treatment in Harpenden.
Demo enquiry information would appear here
Private practice
One Hatfield Hospital
Private orthopaedic consultations and treatment in Hatfield.
Demo enquiry information would appear here
NHS practice
Luton & Dunstable
Consultant orthopaedic practice within Bedfordshire Hospitals.
NHS practice information
Patient resources
Clear information before and after treatment.
A refreshed website can turn the practice’s existing library of patient information into a much easier resource for patients and referrers.
First visit guide →
Patient education videos →
Preparing for surgery →
Information sheets →
Referrer resources →
Request a consultation
Move forward with a clearer understanding of your options.
Arrange a specialist orthopaedic consultation to discuss your symptoms, diagnosis and the treatment approaches available.
