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Ligament Reconstruction in Singapore: Benefits, Risks & Recovery

Quick Answer

ACL reconstruction rebuilds the torn anterior cruciate ligament in the centre of your knee using a tissue graft, restoring stability so you can pivot, turn and return to sport. It is performed using a minimally invasive arthroscopic (keyhole) technique. Desk work often resumes within a couple of weeks; a full return to sport typically takes nine to twelve months of structured rehabilitation.

Key Takeaways

  • Restoring Stability: ACL reconstruction rebuilds the torn ligament with a tissue graft so the knee can pivot, turn and return to sport.
  • Graft Options: The graft may come from your own hamstring or patellar tendon, or from a screened donor, matched to your anatomy and goals.
  • Minimally Invasive: The procedure is performed arthroscopically through small incisions.
  • Rehabilitation-Led Recovery: Desk work often resumes within about two weeks, while a full return to sport typically takes nine to twelve months of structured rehabilitation.

What is ligament reconstruction in the knee?

Ligaments are tough connective tissues that support the knee and keep it stable during movement. Ligament reconstruction treats damaged ligaments when non-surgical measures have not improved symptoms. The knee has four main ligaments: the anterior cruciate ligament (ACL), which controls the forward movement of the shin; the posterior cruciate ligament (PCL), which controls backward movement; and the lateral (LCL) and medial (MCL) collateral ligaments, which stabilise the outer and inner knee. The ACL is the one most often torn in sport. When it tears, the knee feels unstable and struggles with turning and pivoting. Reconstruction re-stabilises the knee and helps prevent further damage. Left untreated, a torn ACL can lead to meniscus tears and early knee arthritis.

A/Professor Andrew Dutton Ligament Reconstruction Illustration

What is ACL reconstruction surgery?

The ACL provides stability to the knee joint. A full ACL tear compromises how the knee works. In ACL reconstruction, the torn ligament is replaced with a tissue graft, aiming to restore stability and help you regain your previous level of function.

Signs you might need ACL surgery

  • A distinct “pop” at the time of injury
  • Significant swelling within a few hours
  • A feeling that the knee might “give way”
  • Being unable to return to sports that involve pivoting and sudden stops
Signs and symptoms of an ACL tear, including swelling, pain, instability, and stiffness.

Choosing the right graft

The torn ACL is replaced with a graft, and the right choice depends on your anatomy, sport and goals. A/Prof Dutton discusses the options with you:

Graft Types Table
Graft Taken from Typically suits
Hamstring autograft Your own hamstring tendons Many active adults; smaller incision
Patellar tendon (BTB) autograft Your own kneecap tendon High-demand pivoting athletes
Allograft A screened donor Selected cases, e.g. some revisions

The ACL reconstruction procedure

The pathway is structured:

  • Diagnosis — a thorough examination, usually confirmed with an MRI to assess the tear.
  • Pre-operative preparation — physiotherapy to settle swelling and restore range of motion, which improves the surgical outcome.
  • Surgery — the reconstruction is performed using a minimally invasive arthroscopic technique, through small incisions with a camera and specialised tools.
  • Graft — the torn ACL is replaced with your chosen graft (hamstring, patellar tendon or allograft), secured with small tunnels and fixation so it can heal into the bone.

Recovery timeline & aftercare

Recovery Timeline Table
Stage What to expect
Early Swelling and pain managed with medication; crutches and a brace protect the graft
Weeks Physiotherapy progresses from gentle motion to strengthening
~ 2 weeks Desk work often possible
9–12 months Return to sport once the graft has healed and rehab goals are met
ACL Reconstruction Rehabilitation Sequence

Getting the best recovery

Care for the wound, keep dressings clean, and use any brace or cooling cuff as directed. Some early swelling and bruising around the shin or ankle can occur and usually settles within a week or so — tell your surgeon if it does not. Follow your physiotherapy programme closely: exercises to bend, raise and strengthen the leg begin after surgery and continue at home. You will likely use crutches for about two weeks. Most people take around six months to recover, and returning to sport at your previous level can take about a year.

Risks & considerations

ACL reconstruction has a high success rate, but complications can occur, including infection, blood clots, bleeding, nerve or blood-vessel injury, knee stiffness, and issues with graft healing. The graft can occasionally stretch, loosen or re-tear. Being transparent about these helps you make an informed decision.

Cost & MediSave

ACL reconstruction is usually MediSave-claimable depending on its TOSP category, and may be partly covered by MediShield Life or an Integrated Shield Plan. Private fees vary with hospital, graft and length of stay.

Read Related Topic : Hip Arthroscopy Cost in Singapore

Who needs ligament reconstruction?

Athletes in basketball, football, rugby, tennis, squash and skiing are especially prone to ACL injury, because the knee can turn against a planted foot during sudden changes of speed or direction. Reconstruction is recommended for active adults who rely on knee stability for work or sport, and can also be appropriate for people with trochlear dysplasia or an unstable kneecap.

How is ligament reconstruction done?

If the knee remains stable overall, surgery may not be needed, and non-surgical care such as PRICE (Protect, Rest, Ice, Compress, Elevate) followed by physiotherapy may be enough. When reconstruction is needed, it is done under anaesthesia: small incisions are made, an arthroscope is inserted, and the joint is expanded with sterile fluid for a clear view. The damaged ligament is removed and a healthy piece of tendon (from the hamstring or kneecap) is grafted into small tunnels drilled in the bone, so the new ligament can fuse into place.

How to prepare for ligament reconstruction

To confirm whether reconstruction is needed, the knee is examined with X-rays, MRI and, where appropriate, arthroscopy, and tests such as the Lachman or pivot-shift test are used to check the ACL. Before surgery, it usually helps to wait for swelling to settle and for the knee to regain its full range of motion (often about three weeks after injury), and for the thigh muscles to regain strength. Physiotherapy beforehand — gentle stretching and low-impact activity such as cycling or swimming — improves the outcome, while jumping, twisting and turning should be avoided.

Choosing the right surgeon for knee surgery

When choosing a surgeon for a knee operation, it is reasonable to look for membership of recognised orthopaedic associations, published research or academic contributions, and experience with your specific procedure.

Frequently Asked Questions

How long does it take to heal from an ACL tear?

Initial healing takes weeks, but a full return to high-impact sport can take nine to twelve months or longer, depending on your rehabilitation progress.

A complete ACL tear does not usually heal on its own, because of its position in the knee and its poor blood supply.

Many people can, but they may feel episodes of instability, especially with quick movements or on uneven ground.

Immediately after injury, pain and swelling can limit motion. After the initial phase most people regain the ability to bend the knee, though instability may remain.

It is possible, particularly with a less active lifestyle. For those wanting to return to sport or demanding activity, surgery is often recommended to restore stability and prevent further damage.

Not always. Some people, particularly those with a less active lifestyle, manage well without surgery. Reconstruction is usually recommended for those who want to return to pivoting sports or who have ongoing instability.

It is a highly successful operation, and many people regain a large proportion of their pre-injury function after full rehabilitation. The outcome depends on graft choice, any associated injuries and commitment to rehabilitation.

Re-tear of the graft is uncommon but possible, broadly around one in ten over the longer term, with a higher risk in younger athletes returning to pivoting sports, especially before meeting return-to-sport criteria.

A brace and crutches are often used early to protect the graft. Whether a brace is used later, for example during sport, depends on the graft, the injury and your surgeon’s advice.

Often once you are off pain medication and can control the knee safely, commonly a few weeks, and sooner for left-knee surgery in an automatic car. Follow your surgeon’s guidance.

Desk-based work is often possible within about two weeks. Physically demanding jobs take longer, guided by your recovery.

In selected cases, but reconstruction with a graft remains the standard and more reliable option for most complete tears. Your surgeon will advise what suits your knee.

It is usually MediSave-claimable depending on its TOSP category, and may be partly covered by MediShield Life or an Integrated Shield Plan. Confirm your entitlements with the CPF Board.

Why choose A/Prof Andrew Dutton

A/Prof Andrew Quoc Dutton is a Harvard fellowship-trained orthopaedic surgeon practising at Mount Elizabeth Hospital, Singapore, with subspecialty interests in arthroscopic surgery, sports injuries, knee replacement and cartilage regeneration. He is a Fellow of the AAOS and a member of the AAHKS.

Make an appointment with A/Prof Andrew Dutton

Knee

Knee Replacement

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Knee Pain Treatment

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Ligament Reconstruction

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Complex Or Primary revision (REDO) Knee replacement

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Cartilage Regeneration (microfracture, Cartilage Transplantations and trials)

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Arthrocopy or keyhole surgery for sports injuries knee (ACL and miniscal injuries)

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Knee Osteoarthritis treatment

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Knee Arthroscopy

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Miniscus Tear treatment

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Cartilage injury treatment

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ACL Injury treatment

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A/Professor Andrew Dutton Advanced Professional Care

A/Professor Andrew Quoc Dutton

Elite Orthopaedics Pte Ltd

Telephone: (+65) 68368000
Email: info@eliteortho.com.sg
Fax: (+65) 68367617
Location: 3 Mt Elizabeth Medical Centre
Level 12. Suite 12-10
Singapore 228510

Understanding your orthopaedic consultation
A quick guide to help you feel informed and prepared before your visit.

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Related Posts

Anterior Cruciate Ligament (ACL) reconstruction surgery is a procedure to rebuild the vital ligament in the centre of your knee. This surgery is for individuals suffering from an ACL tear that causes knee instability, pain, or an inability to return to sports. Dr. Andrew Dutton’s clinic in Singapore offers a specialised, patient-focused approach to ACL repair, aiming to restore function and help you return to your active life.

 

What is Ligament Reconstruction in the Knee?

Ligaments are tough, connective tissues that support the knee and keep it in place during movement. Knee Ligament Reconstruction is a kind of surgery used to treat damaged ligaments when non-surgical remedies fail to improve a patient’s symptoms.

A/Professor Andrew Dutton Ligament Reconstruction Illustration

The knee has four ligaments including the Anterior Cruciate Ligament (ACL), which is in the centre of the knee and controls the forward movement of your shin. The Posterior Cruciate Ligament (PCL) is also in the centre and controls the shin’s backward movement. The Lateral Collateral Ligament (LCL) stabilises your outer knee, while the Medial Collateral Ligament (MCL) keeps your inner knee stable.

These tissues, particularly the ACL, are usually damaged during sports, and when they are, your knee feels unstable and you won’t be able to turn, pivot or twist. Ligament reconstruction tightens the knee and re-stabilises it, avoiding further injury and allowing you to get back into action. If left untreated, a damaged ACL could lead to meniscus tears and early knee arthritis.

What is ACL Reconstruction Surgery?

The Anterior Cruciate Ligament (ACL) is a crucial ligament that provides stability to your knee joint. An ACL injury, particularly a full ACL tear, can compromise the knee’s function. ACL reconstruction surgery is a procedure where a surgeon replaces the torn ligament with a tissue graft. This ligament reconstruction aims to restore knee stability and help patients regain their previous level of function.

Signs You Might Need ACL Surgery

An ACL injury can present with several distinct symptoms. You may be a candidate for surgery if you experience:

  • A distinct “popping” sound or sensation at the time of injury
  • Significant knee swelling that appears within a few hours
  • A persistent feeling of instability, where the knee feels like it might “give way”
  • An inability to continue or return to sports that involve pivoting and sudden stops
 
 

Signs and symptoms of an ACL tear, including swelling, pain, instability, and stiffness.

The ACL Reconstruction Procedure

The journey for an ACL reconstruction procedure is a structured process:

  1. Diagnosis: The process begins with a thorough physical examination and is often confirmed with imaging tests like an MRI to assess the extent of the tear.
  2. Pre-operative Preparation: Before surgery, you may undergo physiotherapy to reduce swelling and improve your knee’s range of motion, which can contribute to a better surgical outcome.
  3. Surgical Technique: Dr. Dutton typically performs this procedure using a minimally invasive arthroscopic technique. This involves small incisions to insert a camera and specialised tools to perform the ligament reconstruction.
  4. Graft Options: The torn ACL is replaced with a graft, which can be sourced from your own hamstring, patellar tendon, or from a donor (allograft). The best option will be discussed with you.
 
 

 

Recovery Timeline & Aftercare

Post-operative care is crucial for a successful outcome.

  • What to expect post-surgery: Expect some initial swelling and pain, which will be managed with medication. You will use crutches and a knee brace to protect the new graft.
  • Physical therapy requirements: A dedicated physiotherapy programme is essential. It will start with gentle motion exercises and progressively build strength and stability in the knee.
  • Estimated return to work or sports: A return to desk work may be possible within a couple of weeks, but returning to sports can take nine months or more to ensure the graft has healed fully.
  • Tips for a faster recovery: Adhere closely to your physiotherapy plan, manage swelling, maintain a healthy diet, and avoid activities that could compromise the healing graft.
 
 

ACL Reconstruction Rehabilitation Sequence

Risks & Considerations

While ACL reconstruction has a high success rate, it is important to be aware of potential complications. These can include infection, blood clots, knee stiffness, and issues with graft healing. Being transparent about these risks is key to building trust and ensuring you can make an informed decision.

Choosing the Right Surgeon for Knee Surgery

When selecting a surgeon for a knee operation, it’s advisable to look for professionals who are members of prominent orthopaedic associations, as this often signifies experience and adherence to modern standards. Reviewing their published research or academic contributions can also be insightful. Furthermore, learning about the outcomes of previous patients who underwent the same procedure can help inform your choice.

Note that content on this page is for informational and educational purposes only. Any decisions regarding medication or medical treatments must be made only after a thorough consultation with a qualified medical professional.

For informational purposes: A/Professor Andrew Dutton is a Harvard fellowship-trained orthopaedic surgeon. Dr Dutton holds international affiliations as a Fellow of the American Academy of Orthopaedic Surgeons (AAOS) and a member of the American Association of Hip and Knee Surgeons (AAHKS).

 

For minimally invasive ligament repairs and other personalised therapeutic interventions, visit A/Professor Andrew Quoc Dutton. He is a Harvard fellowship-trained orthopaedic surgeon practising at Mount Elizabeth Hospital, Singapore with subspecialty interests in arthroscopic/keyhole surgeries, sports injuries, knee replacements, and cartilage regeneration.

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Frequently Asked Questions on Ligament Reconstruction

Singapore Knee

Athletes who play basketball, football or soccer, rugby, tennis, squash and skiing are especially prone to ACL damage because their knees often turn in a direction opposite the way their feet are planted. These sports also involve a sudden change in speed or direction, as well as physical contact with the side of the knee.

When the athlete twists, the ACL may get torn or stretched too far, also if the athlete lands awkwardly after a jump. This is when a loud popping sound is heard and the knee buckles.

Ligament reconstruction is recommended for active adult patients who rely on knee stability for work or sports. It might also be necessary for people with Trochlear Dysplasia or an unstable kneecap.

There is a possibility that surgery won’t be needed if the knee remains stable overall. In such cases, non-surgical treatments such as Protecting, Resting, Icing, Compressing and Elevating the knee or PRICE therapy followed by physical therapy may be recommended.

But if ligament reconstruction is deemed necessary, it will be done under general anaesthesia. The surgeon makes two small incisions around the knee and inserts an arthroscope, or tiny video camera, into one of them. To get a clearer view, the surgeon pumps in a sterile solution to expand the knee, and proceeds to remove the damaged ligament.

A healthy piece of tendon will then be taken from the kneecap or hamstring to replace the damaged ligament. To do this, small holes will be drilled into the bones surrounding the knee joint where the tendon will be grafted and held in place with screws, allowing the replacement ligament to fuse with the bone.

Singapore Knee

People who have ligament reconstruction done run the risk of bleeding, infection, blood vessel or nerve damage, and blood clots in the legs or the lungs. They may have further pain, numbness or swelling in their knee and, as the reconstructed tendon stretches, experience a decrease in their range of movement

It’s also possible for the graft to fail, become loose, or become injured again. The patient may also experience crepitus, or a grating, cracking feeling in the kneecap.

To determine whether ligament reconstruction surgery is required, the knee will be thoroughly examined via X-rays, MRI’s and arthroscopy. The surgeon also often uses the Lachman’s test or the pivot shift test to check whether the ACL is still intact: if the ACL is torn, the shin will move too far forward.

Before the procedure can be done, the patient may need to wait for swelling to subside and to be able to move the knee within its full range of movement again. It takes about three weeks for the full range of movement to come back after the injury, but without it, recovering from ligament reconstruction may take longer.

The patient might also have to wait for both front and back thigh muscles to become strong enough for the procedure. Physical therapy might be recommended, which will include exercises such as stretching exercises for leg flexibility and low-impact activities such as cycling or swimming. Sports and strenuous movements such as jumping, twisting and turning must be avoided.

Some people who have had ligament reconstruction still have pain and some knee instability, and may take around six months to fully recover. However, being able to play sports at the same level before the injury took place could take about a year.

To facilitate your recovery, care for your wound by washing it with mild soap and warm water. Be sure to keep your bandages clean and wear the cuff or waterproof bandage you may be given. The cuff might contain iced water to help keep swelling down, so take care that the cuff doesn’t leak. The cuff may be substituted by placing an ice pack wrapped in a towel on your knee.

If you notice swelling and redness or painful bruises on your shin or ankle, this could be because of leaking blood and fluid inside your knee. This should go away after a week or so, but if it doesn’t, be sure to let your surgeon know, and to take pain medications as directed.

Following the physical therapy programme given by your surgeon or therapist can also help speed up recovery. The exercises can start after the procedure and continue at home, and may include bending, raising and strengthening your leg. If you’re not sure about how to do any of the exercises, ask your surgeon or physical therapist to make sure you’re doing them correctly.

When using crutches, which will probably have to be used for about two weeks, make sure you put as much weight on your injured leg as necessary. Keep your leg elevated as much as possible by resting your foot on pillows when in bed.

Pain is your body’s way of telling you that something is not right. Don’t just brush it off and risk the chance of compromising your movement and interupting your daily activities. Get it checked today for the right intervention the soonest possible time. Book your appointment with Dr. Dutton, here.

While the initial healing takes weeks, a full recovery with a return to high-impact sports can take nine to twelve months or longer, depending on individual progress in rehabilitation.

A complete ACL tear does not typically heal on its own due to its location within the knee joint and poor blood supply.

Yes, many people can walk with a torn ACL. However, they may experience episodes of instability, especially with quick movements or on uneven surfaces.

Immediately after the injury, pain and swelling can limit motion. After the initial phase, most people can regain the ability to bend their knee, but instability may remain.

It is possible to live with an ACL tear, particularly with a less active lifestyle. However, for those wishing to return to sports or physically demanding activities, surgery is often recommended to restore stability and prevent further knee damage.