Revision Knee Replacement in Mumbai by Dr. Mayur Rabhadiya

Evaluation and Treatment of Painful or Failed Knee Replacements

Revision knee replacement is an operation performed when part or all of a previous knee replacement needs to be removed, repaired or replaced.

Patients may require assessment because of:

• Persistent or worsening pain

• Recurrent swelling

• Knee instability

• Progressive stiffness

• Implant loosening

• Infection around the implant

• Fracture around the knee replacement

• Implant wear or breakage

• Malposition or alignment problems

• Bone loss

• Difficulty walking after a previous replacement

• Deterioration after initially satisfactory recovery

Revision surgery is not automatically required whenever pain remains after knee replacement.

The first and most important step is to identify the actual cause of the symptoms. Revision surgery performed without a clear diagnosis may fail to resolve the problem and can expose the patient to additional risk.

Dr. Mayur Rabhadiya provides structured evaluation for painful and failed knee replacements in Mumbai, including assessment of implant position, stability, infection risk, bone loss, ligament function and the possibility that pain may be coming from outside the replaced knee.

What Is Revision Knee Replacement?

Revision knee replacement may involve:

• Replacing only the polyethylene insert

• Replacing one implant component

• Replacing both the femoral and tibial components

• Treating infection around the implant

• Reconstructing lost bone

• Repairing or compensating for deficient ligaments

• Treating a fracture around the implant

• Addressing stiffness, instability or implant malposition

Revision surgery is usually more complex than a first-time knee replacement.

The surgeon may need to remove existing implants and cement, manage scar tissue, preserve the remaining bone, reconstruct bone defects and use specialised implants to restore stability. Revision implants may require longer stems, metal augments, cones, sleeves, bone grafts or greater constraint depending on the defect and ligament condition.

Not Every Painful Knee Replacement Has Failed

Pain after knee replacement can arise from several different causes.

Some originate inside the replaced knee, while others may come from the hip, lower back, nerves, circulation or another medical condition.

Possible causes include:

• Infection

• Aseptic loosening

• Instability

• Stiffness

• Implant wear

• Malalignment

• Implant malrotation

• Patellar tracking problems

• Fracture

• Tendon or ligament problems

• Complex regional pain

• Nerve-related pain

• Hip arthritis

• Lower-back or sciatic nerve problems

• Circulation problems

• Inflammatory disease

• Persistent pain without a clearly defined implant problem

A normal-looking X-ray does not exclude every cause of pain. Conversely, an abnormal image does not automatically prove that revision surgery will help.

The diagnosis should be based on the history, examination, previous operative information, appropriate imaging and infection investigations where indicated.

Read:

Why Some Knee Replacements Fail

When Should a Painful Knee Replacement Be Assessed?

Assessment is advisable when there is:

• Pain that persists beyond the expected recovery period

• Pain that is becoming worse rather than gradually improving

• Pain after an initially satisfactory recovery

• Repeated swelling

• A sensation that the knee is loose or giving way

• Recurrent clicking associated with pain or instability

• Progressive loss of movement

• Difficulty fully straightening the knee

• Reduced walking capacity

• New deformity

• Increasing dependence on a walking aid

• Wound discharge

• Recurrent fever or unexplained illness

• A recent fall or injury involving the replaced knee

• A sudden inability to bear weight

• Concern raised on an X-ray or scan

• Advice to undergo revision surgery without a clear explanation

Patients should seek urgent hospital assessment for severe illness, rapidly increasing redness or swelling, wound discharge, a major injury, visible deformity, sudden inability to stand, severe calf swelling, chest pain or breathlessness.

Early and Late Problems After Knee Replacement

The timing of symptoms can help guide the investigation.

Pain beginning immediately after surgery

Early symptoms may relate to:

• Infection

• Fracture

• Implant position

• Ligament imbalance

• Instability

• Wound problems

• Nerve irritation

• Severe stiffness

• Pain from the hip or spine that was present before surgery

Pain developing after an initially good recovery

Later deterioration may raise concern about:

• Implant loosening

• Infection

• Polyethylene wear

• Progressive instability

• Fracture around the implant

• Ligament failure

• Progressive bone loss

• Patellar problems

• Another new musculoskeletal or neurological condition

The timing alone does not establish the diagnosis, but it helps determine which causes should be investigated first.

Common Reasons for Revision Knee Replacement

Infection Around the Knee Implant

Infection around a knee replacement is called a periprosthetic joint infection.

It may occur:

• Soon after surgery

• Several months or years later

• After bacteria spread through the bloodstream from another infection

• Following a wound-healing problem

Symptoms can include:

• Persistent or increasing pain

• Swelling

• Warmth

• Redness

• Wound discharge

• Fever

• Recurrent fluid accumulation

• Sudden deterioration after a previously satisfactory recovery

Some implant infections produce obvious illness. Others present mainly as persistent pain or implant loosening.

Blood tests such as erythrocyte sedimentation rate and C-reactive protein can help screen for infection. Joint aspiration may be required when infection remains possible, particularly when screening tests are abnormal or clinical suspicion is significant.

Aspirated fluid may be examined for:

• White blood-cell count

• Neutrophil proportion

• Culture

• Additional infection markers where clinically appropriate

No single test should always be interpreted in isolation.

How infection may be treated

Treatment depends on:

• How long the infection has been present

• Implant stability

• Organism involved

• Soft-tissue condition

• Bone loss

• Medical health

• Previous infection treatment

Possible strategies include:

• Surgical cleaning with implant retention in selected acute cases

• Exchange of removable components

• One-stage revision in selected situations

• Two-stage revision

• Antibiotic treatment coordinated with infectious-disease or microbiology specialists

• Suppressive treatment when major surgery is unsuitable

• Salvage procedures in uncommon, severe situations

In a two-stage revision, the infected implant is removed and an antibiotic spacer may be inserted. A new implant is placed later when the infection-management team considers reimplantation appropriate.

Infection treatment should be individualised. No strategy can guarantee eradication.

Aseptic Loosening

Aseptic loosening means that an implant has lost secure fixation to the bone without infection being the primary cause.

It may cause:

• Pain while standing or walking

• Increasing discomfort with weight bearing

• Progressive difficulty using the leg

• Changes around the implant on serial X-rays

• Bone loss around the component

• Implant migration or subsidence

Before diagnosing aseptic loosening, infection should be considered and excluded appropriately because infection and loosening can sometimes appear similar.

Revision surgery may require removal of the loose component, reconstruction of bone defects and use of a revision implant with more secure fixation.

Knee Instability After Replacement

Instability means that the replaced knee does not remain adequately controlled during standing, walking or movement.

Patients may report:

• Giving way

• Lack of confidence while walking

• Difficulty using stairs

• A sensation that the knee shifts

• Repeated swelling

• Pain during particular movements

• Dependence on a brace or walking aid

Possible causes include:

• Ligament imbalance

• Ligament failure

• Incorrect gap balance

• Implant position

• Implant size

• Progressive soft-tissue stretching

• Polyethylene wear

• Neuromuscular weakness

Treatment depends on the type and severity of instability.

Some patients may initially be managed with strengthening, a brace or activity modification. Structurally important instability may require revision with changes to component position, bearing thickness or implant constraint.

Simply inserting a thicker polyethylene component is not appropriate for every unstable knee because it can create other balance or movement problems.

Knee Stiffness After Replacement

Stiffness may involve difficulty bending, straightening or both.

Possible contributors include:

• Limited movement before the original operation

• Scar-tissue formation

• Pain

• Swelling

• Infection

• Implant position

• Implant size

• Joint-line alteration

• Patellar problems

• Delayed rehabilitation

• Complex regional pain

• Medical or neurological problems

Treatment depends on:

• Time since surgery

• Degree of stiffness

• Previous movement

• Whether the limitation is improving

• Implant position

• Presence of infection

• Patient health

• Previous procedures

Options may include:

• Structured physiotherapy

• Pain and swelling management

• Manipulation under anaesthesia in selected early cases

• Arthroscopic or open scar-tissue treatment in selected patients

• Revision surgery when a defined mechanical or implant-related cause is present

Revision solely for stiffness requires careful counselling because movement improvement cannot be guaranteed.

Implant Malposition or Malrotation

The components of a knee replacement must be positioned in a manner that supports alignment, stability, patellar movement and functional knee mechanics.

Potential problems may involve:

• Excessive or inadequate component rotation

• Implant overhang

• Incorrect joint-line position

• Excessive slope

• Malalignment

• Inappropriate component size

• Patellar-tracking difficulty

• Ligament imbalance

Standard X-rays may identify some problems. CT imaging may be considered when rotational position or another specific question requires further evaluation.

A scan finding should be revised only when it corresponds with symptoms, examination and a mechanically plausible source of dysfunction.

Polyethylene Wear and Implant Damage

The polyethylene bearing between the metal components may wear over time.

Wear can contribute to:

• Inflammation

• Bone loss

• Instability

• Implant loosening

• Bearing damage

• Mechanical symptoms

All knee-replacement bearings undergo some degree of wear during use, but the rate and clinical importance vary between patients.

Treatment depends on implant stability, component position, degree of bone loss and whether exchanging only the bearing would adequately address the problem.

Fracture Around a Knee Replacement

A fracture occurring near a knee implant is called a periprosthetic fracture.

It may follow:

• A fall

• Direct trauma

• Reduced bone strength

• Implant loosening

• Significant bone loss

Treatment depends on:

• Fracture location

• Fracture displacement

• Implant stability

• Bone quality

• Medical health

• Ability to participate in rehabilitation

Options may include:

• Protection or bracing in selected stable fractures

• Plate fixation

• Intramedullary fixation

• Revision knee replacement

• Replacement of a larger section of bone in highly complex cases

Periprosthetic fractures require careful assessment because the plan differs depending on whether the existing implant remains securely fixed.

Patellar and Extensor-Mechanism Problems

Problems involving the kneecap, quadriceps tendon or patellar tendon may cause pain, weakness, instability or difficulty straightening the leg.

Possible problems include:

• Patellar maltracking

• Patellar component loosening

• Patellar fracture

• Tendon rupture

• Extensor-mechanism weakness

• Scar-related restriction

• Implant position contributing to tracking problems

Treatment can range from physiotherapy and observation to component revision or complex reconstruction.

These problems require individual planning because surgery may carry significant risk and recovery may be prolonged.

Persistent Pain Without a Clear Mechanical Cause

Some patients continue to experience pain even when:

• The implant appears securely fixed

• Alignment appears acceptable

• Infection tests are negative

• Ligament stability is satisfactory

• No fracture is present

• No clear implant problem is identified

In this situation, revision surgery should not be recommended merely because pain exists.

Further assessment may consider:

• Hip arthritis

• Back or nerve-related pain

• Neuropathy

• Circulation

• Tendon or bursal pain

• Inflammatory disease

• Pain sensitisation

• Mental health and sleep factors

• Expectations and functional adaptation

Revision surgery for unexplained pain has less predictable results than revision for a clearly identified mechanical or infectious cause.

How Is a Painful Knee Replacement Evaluated?

Medical and Surgical History

The consultation may review:

• Date of the original knee replacement

• Reason the original operation was performed

• Whether the patient ever improved

• When current symptoms began

• Exact location and pattern of pain

• Walking and stair function

• Swelling

• Instability

• Stiffness

• Fever or wound problems

• Previous infections

• Previous manipulations or additional operations

• Medical conditions

• Current medicines

• Antibiotic use before testing

Patients should bring:

• Previous X-rays and scans

• Operative notes

• Implant stickers or implant card

• Discharge summaries

• Infection-treatment records

• Blood-test reports

• Joint-aspiration reports

• Previous culture results

• Details of prior antibiotics

• Physiotherapy records

Clinical Examination

The examination may assess:

• Walking pattern

• Alignment

• Swelling

• Warmth

• Wound condition

• Tenderness

• Knee movement

• Ligament stability

• Patellar tracking

• Quadriceps strength

• Ability to straighten the knee

• Hip movement

• Lower-back and nerve findings

• Circulation

The surgeon should determine whether the symptom pattern matches a problem inside the knee replacement.

X-Rays

X-rays may assess:

• Implant position

• Alignment

• Fixation

• Radiolucent lines

• Implant migration

• Bone loss

• Wear

• Fracture

• Patellar position

• Changes compared with earlier images

Comparison with previous X-rays is particularly useful because progressive changes may be more important than a single image.

Blood Tests and Joint Aspiration

When infection is possible, assessment may include:

• C-reactive protein

• Erythrocyte sedimentation rate

• Complete blood count where appropriate

• Joint aspiration

• Fluid-cell analysis

• Culture

• Additional tests selected for the clinical situation

Recent antibiotics may affect culture results. Patients should not independently stop prescribed medicines, but the treating surgeon should know which antibiotics have been taken and when.

Additional Imaging

Selected patients may require:

• CT scan

• Ultrasound

• Nuclear-medicine imaging

• Vascular investigations

• Imaging of the hip or spine

Additional tests should answer a specific clinical question. They should not be ordered as an automatic package for every painful knee replacement.

When Is Revision Surgery Recommended?

Revision knee replacement may be considered when:

• A clear implant-related or infectious cause has been identified

• Symptoms substantially affect function or quality of life

• Non-operative treatment is unlikely to solve the problem

• Expected benefit justifies surgical risk

• The patient understands the complexity and limitations

• Appropriate implants and hospital resources are available

• Medical health has been assessed and optimised

• The patient can participate in rehabilitation

Revision should not be undertaken simply because the patient is dissatisfied or because an isolated scan abnormality exists.

The proposed operation should have a clearly stated objective, such as:

• Eradicating infection

• Restoring implant fixation

• Improving stability

• Treating a fracture

• Correcting a defined positioning problem

• Reconstructing bone loss

• Restoring the extensor mechanism

• Addressing severe stiffness from a defined mechanical cause

Types of Revision Knee Replacement

Polyethylene Insert Exchange

In selected cases, the metal components remain securely fixed and appropriately positioned, while only the polyethylene insert requires exchange.

This may be considered for particular cases of:

• Acute infection with implant retention

• Selected instability patterns

• Bearing wear

• Specific mechanical problems

Insert exchange is not suitable when the components are loose, poorly positioned or incompatible with the required correction.

Single-Component Revision

Only the femoral or tibial component may need replacement when:

• One component is clearly loose

• One component is incorrectly positioned

• The other component remains well fixed and compatible with the revision plan

The decision should consider whether retaining the other component will permit correct alignment, balance and implant compatibility.

Complete Revision Knee Replacement

Both major components may need removal when there is:

• Infection

• Loosening of multiple components

• Major malposition

• Severe instability

• Substantial bone loss

• Implant incompatibility

• Complex stiffness

• Extensive wear

• Mechanical failure

Complete revision may require specialised implants and more extensive reconstruction.

One-Stage and Two-Stage Revision for Infection

One-stage revision

The infected implant is removed, the joint is thoroughly cleaned and a new implant is placed during the same operation.

This may be considered only in carefully selected situations.

Two-stage revision

The infected implant is removed during the first operation. An antibiotic spacer may be inserted, followed by antimicrobial treatment and clinical reassessment.

A new knee implant is inserted during a later operation when the infection-management plan permits.

The appropriate approach depends on infection characteristics, organism, soft tissues, bone loss, implant stability, patient health and the treating team’s protocol.

Bone Loss During Revision Surgery

Bone may be lost because of:

• Implant loosening

• Infection

• Wear-related inflammation

• Fracture

• Previous implant removal

• Multiple previous operations

The reconstruction may use:

• Bone graft

• Metal augments

• Porous metal cones

• Metaphyseal sleeves

• Longer stems

• Specialised revision components

• Highly constrained implants

• Hinged implants in selected severe cases

The implant should provide adequate fixation and stability while accounting for the remaining bone and ligament condition.

Ligament Deficiency and Implant Constraint

Primary knee implants rely on the surrounding ligaments for stability.

During revision surgery, one or more ligaments may be:

• Damaged

• Stretched

• Removed during previous operations

• Insufficient after correction of deformity

• Unable to provide reliable stability

The surgeon may therefore use an implant with greater mechanical constraint.

Constraint should match the degree of ligament deficiency. More constraint is not automatically better because it transfers different forces to the implant and bone.

Is Robotic Assistance Used in Revision Knee Replacement?

Robotic or computer-assisted technology may have a role in selected revision procedures, but its use is more limited and system-dependent than in routine primary knee replacement.

Revision surgery often involves:

• Existing implants

• Bone loss

• Distorted anatomy

• Scar tissue

• Ligament deficiency

• Specialised implant systems

• Intraoperative changes

The decision should be based on whether the available technology supports the specific revision plan.

Robotic assistance should not be presented as compulsory or as a guarantee of better results.

How Revision Surgery Differs From Primary Knee Replacement

Revision knee replacement may involve:

• A longer or modified incision

• Removal of previous implants

• Removal of bone cement

• Greater scar-tissue dissection

• Bone-defect reconstruction

• Specialised revision implants

• Longer stems

• Metal augments, cones or sleeves

• Greater ligament constraint

• Longer surgery

• Greater blood-loss risk

• More variable rehabilitation

• Higher complication risk

• A longer hospital stay

The mini-subvastus approach used for selected primary knee replacements is generally not the defining priority in complex revision surgery.

Safe exposure, implant removal, bone preservation, infection control and stable reconstruction take priority over incision size or muscle-sparing marketing.

Preparation Before Revision Knee Replacement

Preparation may include:

• Full medical assessment

• Blood tests

• Infection investigation

• Anaesthesia review

• Cardiology or physician review where indicated

• Diabetes optimisation

• Anaemia treatment

• Blood-thinner management

• Nutrition assessment

• Skin and wound assessment

• Smoking cessation

• Bone-health assessment

• Home-support planning

• Rehabilitation planning

• Availability of previous operative records

• Planning for blood products where necessary

• Arranging appropriate revision implants and instruments

Surgery may need to be postponed if infection testing is incomplete or medical risks are not adequately controlled.

Hospital Stay After Revision Surgery

Hospital stay varies according to:

• Complexity of the operation

• Infection treatment

• Bone loss

• One-stage or staged surgery

• Medical health

• Pain control

• Blood pressure

• Anaemia

• Wound condition

• Ability to stand and walk safely

• Weight-bearing restrictions

• Home support

• Complications

Discharge should be based on clinical readiness rather than a guaranteed number of days.

Recovery After Revision Knee Replacement

Recovery is generally more variable than after primary knee replacement.

It may be affected by:

• Reason for revision

• Number of previous operations

• Infection

• Bone loss

• Ligament deficiency

• Extensor-mechanism condition

• Preoperative movement

• Muscle strength

• Medical health

• Weight-bearing restrictions

• Wound healing

• Rehabilitation participation

• Complications

Rehabilitation may include:

• Circulation exercises

• Pain and swelling control

• Knee movement where permitted

• Quadriceps activation

• Walking with an appropriate aid

• Transfer practice

• Progressive strengthening

• Balance training

• Stair practice

• Long-term functional rehabilitation

Some patients may need temporary restrictions on weight bearing or knee movement depending on fracture fixation, bone reconstruction, tendon repair or implant stability.

Recovery after revision cannot be compared directly with another patient’s primary knee replacement.

Expected Results and Limitations

The objectives of revision surgery may include:

• Treating infection

• Reducing pain from a defined implant problem

• Restoring stability

• Improving walking capacity

• Correcting significant deformity

• Reconstructing bone loss

• Treating fracture

• Improving function

Revision surgery cannot guarantee:

• Complete pain relief

• A completely natural-feeling knee

• Full movement

• Comfortable squatting or cross-legged sitting

• Elimination of all swelling

• Eradication of infection in every case

• No further surgery

• A fixed implant lifespan

• Recovery within a predetermined period

Results are usually more predictable when the cause of failure is clearly identified and treatable.

Risks of Revision Knee Replacement

Potential risks include:

• Persistent or recurrent infection

• Blood clots

• Bleeding

• Anaesthesia-related complications

• Wound-healing problems

• Stiffness

• Persistent pain

• Instability

• Fracture

• Nerve injury

• Blood-vessel injury

• Tendon or ligament injury

• Implant loosening

• Implant wear

• Bone loss

• Extensor-mechanism problems

• Medical complications

• Need for further revision surgery

• Loss of function

• Rare need for salvage treatment

Risk varies according to the reason for revision, infection status, previous operations, bone loss, medical health and complexity of reconstruction.

Alternatives to Revision Surgery

Alternatives depend on the diagnosis and may include:

• Observation

• Activity modification

• Physiotherapy

• Strengthening

• Weight-management support

• Pain medication

• Bracing

• Walking aids

• Treatment of hip or spine problems

• Infection suppression when surgery is unsuitable

• Limited procedures in selected cases

These options cannot correct every loose, infected or mechanically failed implant.

The patient should understand what non-operative treatment can and cannot achieve.

Revision Knee Replacement Cost in Mumbai

The cost of revision knee replacement may vary substantially according to:

• Hospital

• Room category

• Reason for revision

• Infection treatment

• One-stage or two-stage surgery

• Number of components replaced

• Revision implant system

• Stems, augments, cones or sleeves

• Bone graft

• Operating time

• Medical complexity

• Duration of hospitalisation

• Antibiotics

• Laboratory and microbiology investigations

• Blood products

• Physiotherapy

• Insurance arrangements

• Unexpected additional treatment

Revision surgery is generally more resource-intensive than a primary knee replacement.

Patients should request a written estimate and understand:

• Which implants are included

• Whether infection treatment is included

• Whether a spacer may be needed

• Whether a second operation may be required

• Which investigations are included

• How long antibiotics may be required

• What rehabilitation and follow-up costs are expected

Read:

Knee Replacement Cost in Mumbai

Second Opinion Before Revision Knee Replacement

A second opinion may be useful when:

• Revision surgery has been advised without a clearly explained diagnosis

• Infection has not been adequately investigated

• Symptoms do not match the X-ray findings

• Different surgeons have recommended different procedures

• Only an insert exchange has been proposed

• A complete revision has been proposed

• One-stage and two-stage infection plans differ

• The expected benefit is unclear

• Bone loss or implant constraint has not been discussed

• Persistent pain exists without a defined cause

• The patient has undergone multiple previous procedures

• Risks, recovery or cost remain unclear

The second opinion should attempt to answer:

1. What is causing the symptoms?

2. Has infection been investigated appropriately?

3. Is the implant loose, unstable or incorrectly positioned?

4. Is the pain coming from the knee replacement?

5. Is revision surgery necessary?

6. What parts of the implant need replacement?

7. What bone loss is expected?

8. What revision implant may be required?

9. What are the realistic objectives?

10. What are the major individual risks?

11. Are non-operative alternatives reasonable?

12. What happens if surgery is postponed?

13. How long may rehabilitation take?

14. Is more than one operation possible?

15. What will the estimated treatment cost include?

Read:

Knee Replacement Second Opinion in Mumbai

Why Patients Consult Dr. Mayur Rabhadiya

Patients consult Dr. Mayur Rabhadiya for:

• Painful knee replacement evaluation

• Failed knee replacement assessment

• Infection work-up

• Implant loosening assessment

• Instability after knee replacement

• Stiffness after knee replacement

• Periprosthetic fracture assessment

• Bone-loss planning

• Implant-position evaluation

• Revision implant planning

• Second opinions

• Risk counselling

• Recovery and rehabilitation planning

His approach emphasises identifying the cause of failure before recommending another operation.

Revision surgery is considered only when the diagnosis, expected benefit and surgical objective are sufficiently clear.

Qualifications of Dr. Mayur Rabhadiya

Dr. Mayur Rabhadiya’s qualifications include:

• MBBS: LTMMC & GH, Sion Hospital

• D’Ortho: KMC, Hubli

• DNB Orthopedics: National Board of Examinations, New Delhi

• MNAMS Orthopedics: National Academy of Medical Sciences

• FIJR, Robotic and Navigation

His focused clinical areas include:

• Primary knee replacement

• Total and partial knee replacement

• Robotic-assisted knee replacement

• Minimally invasive mini-subvastus knee replacement

• Bilateral knee replacement

• Painful knee replacement assessment

• Revision knee replacement

• Hip replacement

• Revision joint-replacement evaluation

Revision Knee Replacement Consultations in Mumbai

Dr. Mayur Rabhadiya consults patients from Ghatkopar, Mumbai, Maharashtra and other parts of India.

Patients travelling for a revision opinion should bring:

• Current X-rays

• Previous X-rays

• CT or MRI images

• Operative notes

• Implant details

• Discharge summaries

• Infection records

• Aspiration and culture reports

• Details of antibiotic treatment

• Current medicine list

• Medical-clearance records

Patients should avoid relying only on photographs of reports when actual digital images are available.

Ghatkopar East Consultation

Diabplus Clinic
601, 6th Floor, Skyline Status
Mahatma Gandhi Road, opposite Pooja Hotel
Above Swarnamala Jewellers
Pant Nagar, Ghatkopar East
Mumbai, Maharashtra 400077

Read:

Orthopedic Surgeon in Ghatkopar East

Ghatkopar West Consultation

Savla Clinic
2/3, Dharmodaya Building
Next to Raj Medical
Near NULife Hospital
Jivdaya Lane, Ghatkopar West
Mumbai, Maharashtra 400086

Read:

Orthopedic Surgeon in Ghatkopar West

Frequently Asked Questions

What is revision knee replacement?

Revision knee replacement is an operation in which part or all of a previous knee implant is removed, repaired or replaced because of a defined problem.

Does every painful knee replacement need revision?

No. Pain can arise from infection, loosening, instability, stiffness, implant position, the hip, the spine, nerves or other conditions. The cause should be identified before surgery.

What is the most important test before revision surgery?

There is no single most important test for every patient. History, examination and X-rays are essential, while blood tests, aspiration, CT or other investigations are selected according to the suspected cause.

How is infection after knee replacement diagnosed?

Diagnosis may involve symptoms, examination, X-rays, ESR, CRP, joint aspiration, synovial-fluid analysis, cultures and intraoperative samples.

Can infection occur years after knee replacement?

Yes. Infection can present soon after surgery or later, including after bacteria spread through the bloodstream from another source.

Can an infected knee replacement be treated without removing the implant?

Selected acute infections may be treated with surgical cleaning, exchange of removable components and antibiotics while retaining fixed implants. This is not suitable for every infection.

What is two-stage revision surgery?

The infected implant is removed during the first operation and an antibiotic spacer may be inserted. A new implant is placed during a later operation after infection treatment and reassessment.

What is aseptic loosening?

Aseptic loosening means that an implant has lost fixation to the bone without infection being identified as the principal cause.

Can only the plastic insert be changed?

It may be possible in carefully selected cases when the metal components are well fixed, correctly positioned and compatible with the required correction.

Is revision surgery more complex than primary knee replacement?

Usually yes. It may require implant removal, cement removal, bone reconstruction, specialised implants and more complex soft-tissue balancing.

What are stems and augments?

Stems extend fixation farther into the bone. Augments replace areas of missing bone and help support the revision implant.

What are cones or sleeves?

They are specialised porous metal structures used in selected cases to help reconstruct major bone defects and support implant fixation.

Why might a constrained implant be required?

A constrained implant may be required when the remaining ligaments cannot provide adequate stability.

Can stiffness be treated with revision surgery?

Revision may help when stiffness has a clearly identified mechanical cause, but improvement in movement cannot be guaranteed.

Can revision surgery cure unexplained pain?

Results are less predictable when no clear cause has been identified. Revision should generally not be recommended solely for unexplained pain.

How long does revision knee replacement surgery take?

The duration depends on infection, implant removal, bone loss, previous surgery and reconstruction complexity. A fixed duration cannot be promised.

How long will I stay in hospital?

Hospital stay depends on medical health, surgical complexity, pain, wound condition, mobility, infection treatment and home support.

Is recovery slower than after the first knee replacement?

Recovery is often more variable and may be longer, particularly when infection, bone loss, fracture or ligament reconstruction is involved.

Can robotic assistance be used in revision knee replacement?

It may be used in selected cases depending on the robotic system and revision plan. It is not suitable or necessary for every revision.

Can I receive a second opinion before revision surgery?

Yes. A second opinion is particularly useful when the diagnosis, infection status, revision extent, implant plan, risks or expected benefit remain unclear.

Book a Revision Knee Replacement Consultation in Mumbai

Dr. Mayur Rabhadiya provides revision knee-replacement consultations for patients with painful, stiff, unstable, infected, loose or failed knee implants.

The consultation focuses on:

• Identifying the likely cause of symptoms

• Reviewing previous surgical and implant records

• Assessing implant fixation and position

• Investigating infection where appropriate

• Evaluating bone loss

• Assessing ligament stability

• Determining whether revision is necessary

• Planning partial or complete revision

• Explaining implant options

• Discussing realistic benefits and limitations

• Reviewing individual risks

• Clarifying recovery and cost

Book an appointment:

Book an Orthopedic Consultation in Ghatkopar

About Dr. Mayur Rabhadiya

Dr. Mayur Rabhadiya is an orthopedic and joint replacement surgeon in Mumbai.

His clinical focus includes:

• Knee arthritis assessment

• Total and partial knee replacement

• Robotic knee replacement

• Minimally invasive mini-subvastus knee replacement

• Bilateral knee replacement

• Painful knee replacement evaluation

• Revision knee replacement

• Hip replacement

• Second opinions before joint replacement

His approach is diagnosis-first, evidence-based and judgement-driven.

The objective is to identify why the previous replacement is painful or failing and determine whether further surgery is likely to provide meaningful benefit.

Medical Review

Written and medically reviewed by: Dr. Mayur Rabhadiya
Last medically reviewed: 20th July 2026

Clinical References

• American Academy of Orthopaedic Surgeons, OrthoInfo: Revision Total Knee Replacement

• American Academy of Orthopaedic Surgeons, OrthoInfo: Infection After Joint Replacement

• American Academy of Orthopaedic Surgeons: Diagnosis and Prevention of Periprosthetic Joint Infection Clinical Practice Guideline

• American Academy of Orthopaedic Surgeons, OrthoInfo: Fracture After Total Knee Replacement

• American Association of Hip and Knee Surgeons: Total Knee Replacement Patient Information

• Peer-reviewed literature on the evaluation of painful total knee replacement

Medical Disclaimer

This page provides general patient education and does not replace examination, infection testing, imaging review, anaesthesia assessment or an individual treatment plan.

Revision knee replacement should be considered only after the cause of symptoms has been investigated and the expected benefit, limitations, risks and alternatives have been discussed.

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