Robotic Knee Surgeon in Tamil Nadu

Medically Reviewed by Dr. Vijay Kumar Sohanlal, MBBS, MS (Orthopaedics), Orthopaedic & Joint Replacement Surgeon, Founder & Owner of  MAHI Multispeciality Hospitals, Kilpauk, Chennai
Last medically reviewed: August 2026

If you’ve searched “robotic knee surgeon in Tamil Nadu,” you’re probably not just curious about the technology. You, or someone you love, is dealing with knee pain that’s stopped responding to medication, physiotherapy, or rest, and you want to know who in the state can actually be trusted to do this well.

That’s a fair thing to want clarity on. Robotic knee replacement has moved from a niche, expensive novelty into a mainstream option at several hospitals across Tamil Nadu over the past few years, but “robotic” isn’t a single standardized product. The systems differ, the surgeons’ experience with them differs enormously, and the results depend far more on the person operating the robot than on the robot itself. A search for a good surgeon should really be a search for judgment, experience, and honesty about what the technology can and can’t do.

This guide walks through what robotic knee replacement actually involves, what to look for in a surgeon anywhere in Tamil Nadu, and where Dr. Vijay Kumar Sohanlal and MAHI Multispecialty Hospital in Chennai fit into that picture for patients travelling in from across the state.

What Robotic Knee Replacement Actually is

Robotic-assisted knee replacement isn’t a robot performing surgery on its own. The surgeon remains in full control throughout. What the robotic system adds is a layer of planning and precision on top of the surgeon’s own skill and judgment.

• Pre-operative planning. Before surgery, imaging (CT scans, or in newer systems, intraoperative mapping without a CT) is used to build a 3D model of your specific knee anatomy. This lets the surgical team plan implant size, positioning, and alignment against your actual bone shape, rather than relying on generic instrumentation.
• Intraoperative guidance. During surgery, the robotic arm or navigation system helps the surgeon execute that plan within pre-set boundaries, guiding bone cuts with sub-millimetre precision and flagging if the surgeon’s instruments move outside the planned zone.
• Soft tissue balancing. The system also assists in checking that the ligaments around the knee are evenly tensioned once the implant is in place, which affects how stable and natural the joint feels afterward.
• Verification before closing. Alignment, gap balance, and range of motion are typically re-checked with the system before the incision is closed.

The theoretical benefits of this over traditional, freehand instrumentation are better implant alignment, less disturbance to healthy bone and soft tissue, and, in many published series, somewhat faster early mobilisation. Those benefits are real but they are not automatic. They depend heavily on the surgeon’s experience with the specific system, not just its presence in the operating room.

What to Actually Look For in a Robotic Knee Surgeon

Whether you’re evaluating a surgeon in Chennai, Coimbatore, or anywhere else in Tamil Nadu, a few things matter more than the marketing:

Formal training in joint replacement, not just general orthopaedics. Look for a dedicated fellowship in joint replacement or arthroplasty, ideally with international training, since techniques and standards for implant positioning have evolved substantially over the last decade.

Years of hands-on experience with robotic or navigation-assisted systems specifically, not just years in orthopaedics generally. These are related skills but not identical ones.

Willingness to say when robotic surgery isn’t the best fit for you. Severely deformed knees, certain prior surgeries, or specific anatomical variations can make robotic navigation harder or less advantageous. A surgeon who never mentions a downside is a surgeon worth double-checking.

A clear, honest answer on cost, since robotic procedures typically cost more than conventional ones due to the equipment and consumables involved, and that difference should be explained upfront rather than discovered on the bill.

Rehabilitation support that doesn’t stop at discharge. The surgery is only part of the outcome. Physiotherapy, gait training, and structured follow-up matter just as much for how well you actually walk six months later.

Meet Dr. Vijay Kumar Sohanlal

At MAHI Multispecialty Hospital in Kilpauk, Chennai, robotic joint replacement is led by Dr. Vijay Kumar Sohanlal, an orthopaedic and joint replacement surgeon with over 18+ years of clinical practice.

Before founding MAHI, Dr. Vijay Kumar Sohanlal held clinical leadership roles specifically tied to robotic joint replacement, at Medway Hospitals and MGM Healthcare, alongside a consultant role at Fortis Malar. That background, leading a robotic programme rather than occasionally using one, is a meaningfully different level of experience than a surgeon who has performed a handful of robotic cases alongside a mostly conventional practice.

One detail worth noting for patients travelling from outside Chennai: Dr.Vijay Kumar Sohanlal has also partnered with the KBSMC Trust to make joint replacement more affordable for patients who need it, which is worth asking about directly if cost is a concern for your family.

What Makes MAHI a Reasonable Choice for Patients Across Tamil Nadu

A dedicated joint replacement lead, not a rotating roster of surgeons. Continuity between your consultation, your surgery, and your follow-up care sits with the same clinical lead throughout.

Experience across both robotic and conventional techniques. Because Dr. Vijay Kumar Sohanlal practices both approaches, the recommendation you get is based on what your specific knee needs, not on justifying the cost of equipment by using it on every patient regardless of fit.

Comprehensive orthopaedic and multispecialty support under one roof, which matters for older patients managing diabetes, hypertension, or other conditions alongside their knee arthritis, since those need to be co-managed around the time of surgery.

A structured approach to affordability, through the KBSMC Trust partnership, for patients for whom cost is a genuine barrier to getting timely treatment.

Straightforward, honest communication about candidacy. Every knee arthritis evaluation starts with the same question: is this knee, and this patient, actually a good fit for robotic surgery, or would a different approach serve them better? That’s a clinical judgment made after examination and imaging, not a decision made in advance to sell a particular technology.

What to Expect: The Patient Journey

1. Initial consultation. A detailed history, physical examination, and imaging (X-ray, and usually MRI or CT) to assess how much cartilage and bone damage is present and whether robotic-assisted surgery is a good fit.

2. Pre-operative planning. For patients coming from outside Chennai, this stage can often be partly coordinated remotely, with imaging done locally and shared ahead of the in-person visit, to reduce the number of trips required before surgery.

3. Surgery day. Performed under spinal or general anaesthesia, typically taking one and a half to two hours depending on complexity. The robotic system assists with planning and precision; the surgeon performs the procedure.

4. Early recovery. Most patients are encouraged to begin gentle mobilisation with physiotherapy within a day or two of surgery, alongside pain management and wound monitoring.

5. Rehabilitation and follow-up. Structured physiotherapy, gradual strengthening, and gait training continue over the following weeks, with follow-up visits (in person or coordinated remotely for out-of-town patients) to track healing and implant function.

Full recovery timelines vary by age, overall health, and how consistently rehabilitation is followed, but most patients can expect a meaningful return to daily activities within four to six weeks, with continued improvement over the following months.

Robotic vs. Traditional Knee Replacement: Being Honest About Trade-offs

Robotic-assisted surgery isn’t automatically the right choice for every patient, and a trustworthy surgeon will tell you that directly.

Where robotic technology tends to help: more consistent implant alignment, more controlled bone and soft-tissue handling, and, for many patients, a somewhat smoother early recovery. A 2024 systematic review and meta-analysis of randomized controlled trials, covering nearly 2,000 knees, found that robotic-assisted replacements achieved significantly better post-operative anatomical and mechanical alignment than conventional jig-based surgery .

Where the evidence is more measured: the same review found that the overall range of motion, functional outcomes, and complication rates were statistically similar between robotic and conventional surgery. In other words, robotic assistance appears to genuinely improve how precisely the implant is positioned, but that hasn’t yet translated into a clearly proven difference in how patients function day to day, at least based on trials to date. The reviewers themselves called for more studies using newer-generation systems to confirm whether that gap closes over time.

That distinction matters. It doesn’t make robotic surgery a lesser option, but it does mean the honest pitch for it is “more consistent alignment and a controlled procedure,” not “guaranteed better results than an experienced surgeon operating conventionally.”

Other real limitations: higher cost due to equipment and consumables, a genuine learning curve for surgeons newer to the system, reduced advantage in severely deformed knees or complex revision cases, and a still-developing base of very long-term (20-plus year) outcome data compared with decades of traditional knee replacement follow-up.

Neither approach is universally “better.” The right one is the one that matches your specific knee, your surgeon’s experience, and your circumstances, including how much travel and follow-up flexibility you realistically have if you’re coming from outside Chennai.

Conclusion

A search for a “robotic knee surgeon in Tamil Nadu” should end with a surgeon, not just a piece of equipment. The technology helps a skilled surgeon execute a plan with more precision, but it doesn’t replace the judgment of knowing which patients genuinely benefit from it, how to handle the cases that don’t fit the standard pattern, and how to support a patient through recovery long after the operating room lights go off.

Dr. Vijay Kumar Sohanlal’s background, nearly two decades in joint replacement, dedicated fellowship training across three countries, and clinical leadership specifically in robotic joint programmes before founding MAHI, reflects the kind of experience worth looking for, wherever in Tamil Nadu you happen to be starting your search.

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