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ACL Surgery Physiotherapy in Singapore

ACL surgery helps restore knee stability after a ligament tear, but full recovery depends on proper rehabilitation. At ACE Physio Sports in Singapore, we guide you through every stage to regain strength, movement, and confidence.

Vineet Bansal
Medically Reviewed By
Vineet BansalCLINICAL DIRECTOR / PRINCIPAL MUSCULOSKETAL & SPORTS PHYSIOTHERAPIST
Last reviewed on 29 May 2026
ACL Surgery Physiotherapy in Singapore

What is ACL Surgery?

ACL (Anterior Cruciate Ligament) surgery is performed to repair or reconstruct a torn ligament in the knee that is essential for stability.

The ACL plays a key role in controlling knee movement. When it is torn, patients often experience:

  • Knee giving way during walking or turning
  • Difficulty bearing weight
  • Instability during sports

ACL reconstruction replaces the damaged ligament using a graft, helping restore knee stability and function.

If you are looking for ACL rehabilitation physiotherapy in Singapore, ACE Physio Sports provides structured, expert-led recovery programmes.

Why is ACL Surgery Needed?

Surgery is recommended when knee instability affects daily life or sports.

Common reasons include:

  • Complete ACL tear
  • Knee keeps giving way during activity
  • Inability to return to sports
  • Repeated knee injuries
  • Risk of further damage (meniscus or cartilage)

Patients often say:

  • “My knee feels unstable when I walk”
  • “I cannot pivot or turn properly”
  • “My knee buckles suddenly”

Physiotherapy BEFORE ACL Surgery

Pre-surgery physiotherapy (prehabilitation) improves recovery outcomes significantly.

At ACE Physio Sports, we focus on:

  • Reducing swelling and pain
  • Restoring full knee movement
  • Improving muscle strength (quadriceps, hamstrings)
  • Achieving near-normal walking

This ensures your knee is in the best condition before surgery, leading to faster recovery.

Symptoms After ACL Surgery

After surgery, it is normal to experience:

  • Pain and swelling in the knee
  • Stiffness and reduced movement
  • Muscle weakness
  • Difficulty walking
  • Reduced balance and control

Patients often ask:

  • “Why can’t I bend my knee properly after surgery?”
  • “My knee feels weak and unstable after ACL surgery”
  • “When can I walk normally again?”

These symptoms improve with proper rehabilitation.

Physiotherapy AFTER ACL Surgery (Recovery Phases)

Phase 1: Day 1 – 2 Weeks (Protection Phase)

  • Focus on pain and swelling control
  • Limited weight-bearing with crutches

Rehabilitation includes:

  • Ice and elevation
  • Gentle range of motion exercises
  • Muscle activation (quadriceps)
  • Circulation exercises

Phase 2: 0–4 Weeks (Early Recovery)

  • Gradual increase in movement
  • Begin weight-bearing progression

Exercises include:

  • Heel slides (improve knee bending)
  • Straight leg raises
  • Quadriceps strengthening
  • Patellar mobilisation

Phase 3: 4–8 Weeks (Strength & Control Phase)

  • Improve functional strength
  • Prevent stiffness and pain

Rehabilitation includes:

  • Stationary cycling
  • Step-ups and strengthening
  • Balance training
  • Resistance exercises

Phase 4: 8–12 Weeks (Advanced Strength Phase)

  • Improve movement control
  • Build endurance

Focus on:

  • Strength progression
  • Balance and coordination
  • Gait retraining

Phase 5: 3–6 Months (Return to Activity Phase)

  • Sport-specific exercises
  • Functional movement training

Patients often notice:

  • Improved strength
  • Better confidence in movement

Phase 6: 6–12 Months (Return to Sport)

  • Full recovery phase
  • Return to sports when safe

Requirements include:

  • Full range of motion
  • Strong quadriceps and hamstrings
  • No swelling or pain
  • Good balance and control

What Should I Do After Surgery?

✔ Follow your physiotherapy programme strictly ✔ Use crutches and brace as advised ✔ Gradually increase activity ✔ Focus on strengthening and balance ✔ Attend regular physiotherapy sessions

What Shouldn’t I Do?

✖ Do not rush return to sports ✖ Avoid twisting or pivoting early ✖ Do not ignore swelling or pain ✖ Avoid skipping rehab exercises ✖ Do not overload the knee

Recovery Timeline & Long-Term Outcomes

Typical recovery timeline:

  • 0–6 weeks: Early recovery
  • 6–12 weeks: Strength building
  • 3–6 months: Return to activity
  • 6–12 months: Return to sports

With proper physiotherapy:

✔ Knee stability improves ✔ Strength returns ✔ Risk of re-injury reduces

Without rehab, patients may experience:

  • Persistent instability
  • Weakness
  • Delayed recovery

Why Choose ACE Physio Sports

At ACE Physio Sports, located near East Coast Road in Singapore, we specialise in ACL rehabilitation and sports injury recovery.

We provide:

  • Personalised rehab programmes
  • One-on-one physiotherapy sessions
  • Advanced strength and movement training
  • Sports-specific rehabilitation
  • Safe return-to-sport protocols

If you are searching for ACL physiotherapy in Singapore, we are here to help.

Visit 👉 https://acephysiosport.com

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Recover stronger and return to sport safely after ACL surgery.

Call +65 81535374 or book now: 👉 https://acephysiosport.com

Frequently Asked Questions

Do I need surgery for a Anterior Cruciate Ligament (ACL)?

Most ligament injuries — including partial tears — heal well with physiotherapy alone. Surgery is usually reserved for complete ruptures in high-demand athletes or cases where conservative treatment fails. A physiotherapy assessment can determine the severity and guide the right approach.

My knee feels very unstable after the injury — is that normal?

Yes — a feeling of instability or "giving way" is common after a ligament injury because the damaged ligament can no longer provide full joint support. Physiotherapy rebuilds stability through targeted strengthening and proprioception (balance awareness) training.

How long until I can return to sport after a Anterior Cruciate Ligament (ACL)?

Timelines depend on severity: mild sprains may resolve in 2–4 weeks, while complete tears requiring surgery can take 6–12 months. Your physiotherapist will use functional tests and strength assessments to confirm you're truly ready before clearing you for full activity.

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