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MPFL Reconstruction

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Patellar dislocation occurs when the kneecap slips out of its normal groove (trochlea), usually towards the outer side of the knee. It commonly affects young, active individuals and athletes.

Common causes include:

  • Sports-related twisting injuries
  • Anatomical factors (shallow groove, high-riding patella)
  • Ligament laxity
  • Previous dislocation

Recurrent patellar instability can lead to pain, repeated giving-way episodes, cartilage damage, and early arthritis if not treated appropriately.

When is Surgery Required?

Surgical stabilization is recommended in:

  • Recurrent patellar dislocations
  • Persistent instability despite physiotherapy
  • Associated cartilage damage
  • Anatomical risk factors identified on imaging

The goal of surgery is restoring normal patellar tracking and preventing further dislocations.

Key Surgical Procedures for Patellar Instability

1. MPFL Reconstruction

The Medial Patellofemoral Ligament (MPFL) is the primary restraint preventing lateral patellar dislocation.

Indications:

  • Recurrent patellar dislocation
  • MPFL tear confirmed clinically and on MRI

Procedure:

Reconstruction of MPFL using an autograft

Anatomic fixation to patella and femur

Restores medial stabilizing force to the patella

Key points:

  • Minimally invasive
  • Preserves native anatomy
  • High success rates when done anatomically

MPFL reconstruction is the cornerstone procedure for recurrent patellar instability.

(2) Tibial Tubercle Osteotomy (TTO)

TTO addresses bony malalignment contributing to patellar instability.

Indications:

  • Increased TT–TG distance
  • Maltracking of patella
  • Patella alta (high-riding patella)
  • Failed isolated MPFL reconstruction

Procedure:

  • Surgical realignment of the tibial tubercle
  • Medialization, distalization, or anteromedialization as required
  • Improves patellar tracking and load distribution

Often combined with: MPFL reconstruction for optimal stability.

Individualized Surgical Planning

Patellar instability is not a one-size-fits-all problem. Surgical planning is based on:

  • Clinical examination
  • MRI and CT measurements
  • Cartilage status
  • Limb alignment

Isolated MPFL reconstruction is sufficient in some patients, while others require combined softtissue and bony procedures.

Recovery & Rehabilitation

  • Hospital stay: Day care / overnight
  • Brace: 4–6 weeks
  • Weight bearing: Gradual, as advised
  • Physiotherapy: Early quadriceps strengthening and range of motion
  • Return to desk work: 2–3 weeks
  • Jogging: 3–4 months
  • Return to sports: 6–9 months

Why Choose ArthroSportz Med for MPFL Reconstruction in Chennai?

At ArthroSportz Med, patellar dislocation is treated with precision and planning—restoring stability, confidence, and long-term knee health.

Expertise in patellar instability and complex knee alignment issues

Accurate anatomic MPFL reconstruction techniques

Experience with TTO and combined stabilization procedures

Comprehensive evaluation of bony and soft-tissue risk factors

Integrated sports rehabilitation and return-to-sport programs

Restoring strength and mobility with trusted hands for over 10 years.

12+ Years of Care

Specialising in shoulder & knee care, arthroscopy, sports injuries, and trauma.

Joint & Sports Care

Frequently Asked Question

In most cases, you can begin physiotherapy without a doctor's referral; however, some insurance providers may require one for reimbursement or coverage purposes.

In most cases, you can begin physiotherapy without a doctor's referral; however, some insurance providers may require one for reimbursement or coverage purposes.

In most cases, you can begin physiotherapy without a doctor's referral; however, some insurance providers may require one for reimbursement or coverage purposes.

In most cases, you can begin physiotherapy without a doctor's referral; however, some insurance providers may require one for reimbursement or coverage purposes.

Source/s: Banner Image – AI Generated & is for representational purpose only.