Robotic-Assisted Surgery

Robotic-Assisted Joint Replacement Surgery in Delhi

Knee and hip replacement with a surgeon-controlled robotic arm — a personalised 3D plan, controlled bone preparation and real-time balancing. Performed by Dr. Dhananjay Gupta at Fortis Hospital, Vasant Kunj.

Note: shoulder replacement is not robotic, and arthroscopic surgery is keyhole (also not robotic). See Shoulder Surgery and Arthroscopic Surgery for those.

How It Works
Dr. Dhananjay Gupta with a robotic-arm system for joint replacement at Fortis Hospital

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Robotic arm and surgical planning screen used in robotic-assisted knee replacement
The Technique

What is robotic-assisted joint replacement?

In robotic-assisted joint replacement, the surgeon uses a robotic arm and a computer planning system to carry out a knee or hip replacement. The robot is an assistant, not an autonomous surgeon — the surgeon plans the operation, guides the arm and makes every decision.

What the technology adds is a personalised 3D plan of your joint, boundaries that keep bone preparation within the planned area, and live measurements of alignment and ligament balance during surgery. It is used for total knee, partial knee and total hip replacement.

Step by Step

How robotic-assisted joint replacement works

1. Personalised 3D plan

Your joint is modelled in 3D — either from a pre-operative CT scan or by mapping the bone surfaces during surgery (image-free). The surgeon chooses implant size, alignment and position for your anatomy.

2. Mapping in theatre

Trackers and a camera register your actual joint to the plan, so the system knows exactly where the bone and implant should be.

3. Controlled bone preparation

The surgeon guides the robotic arm. It keeps bone cuts within the planned boundaries, protecting surrounding ligaments and soft tissue.

4. Balancing in real time

Live measurements of ligament tension and joint gaps let the surgeon fine-tune the plan before the final implant goes in.

5. Final check

Implant position, alignment and range of motion are confirmed against the plan before the wound is closed.

CT-based or image-free planning

Robotic systems plan the surgery in one of two ways. CT-based systems build the 3D model from a scan taken before surgery. Image-free systems build it during the operation by mapping your bone surfaces, so no separate CT scan is needed. Both aim for the same accurate result; Dr. Gupta will advise which suits your joint.

Robotic-assisted knee replacement with 3D planning screen
For the Surgeon

Features of robotic-assisted joint replacement

What the technology gives the surgeon in the operating theatre.

Personalised 3D planning

Implant size, position and alignment are planned on a model of the patient's own joint instead of standard measurements.

Safety boundaries

The robotic arm limits cutting to the planned area, helping protect ligaments, blood vessels and healthy bone.

Live joint data

Real-time readings of alignment, ligament balance and gap tension support decisions during surgery.

Accuracy and consistency

Bone cuts follow the plan closely, which reduces variation from one operation to the next.

Adjustable during surgery

If the joint behaves differently from what was expected, the plan can be changed on the spot and re-checked.

Surgeon stays in control

The system assists; every decision and every movement remains with the surgeon.

For the Patient

Benefits of robotic-assisted joint replacement

What it can mean for you. Results vary from person to person, and your surgeon will discuss what to expect in your case.

A plan made for your joint

Your surgery is planned around your own anatomy, deformity and ligament balance.

Accurate implant position

Better alignment and balance aim for a knee or hip that feels more natural and wears evenly.

Gentler on soft tissue

Controlled cuts may mean less disturbance to the tissue around the joint, and less swelling.

Smoother early recovery

Many patients walk with support within a day and may need less pain relief in the first weeks.

Fewer surprises

The final position is measured and confirmed during surgery rather than estimated by eye.

Same hospital stay

Robotic assistance does not lengthen your stay — most patients go home in 2–3 days.

Robotic-assisted hip replacement with 3D planning screen
Dr. Dhananjay Gupta and team performing robotic-assisted knee replacement in Delhi
Robotic-assisted knee replacement at Fortis Hospital, Vasant Kunj

Robotic vs conventional joint replacement

Both are joint replacement by the same surgeon with the same implants — robotic assistance changes how the plan is made and checked.

ConventionalRobotic-assisted
PlanningFrom X-rays and standard guides3D model of your own joint
Bone cutsManual cutting guidesRobotic arm keeps cuts within planned boundaries
Ligament balanceAssessed by feelMeasured in real time
Final checkVisual and by feelConfirmed against the plan with live data
Surgeon's rolePerforms the surgeryPerforms the surgery — the robot assists
CostLowerSomewhat higher

Who is suitable for robotic joint replacement?

Most people who need a knee or hip replacement for arthritis — your surgeon confirms suitability after examination and X-rays.

You may be a candidate if you have:

  • Constant hip or knee pain, even at rest
  • Difficulty walking, climbing stairs or sitting cross-legged
  • Advanced osteoarthritis or rheumatoid arthritis
  • Joint deformity (bow legs or knock knees) or stiffness
  • Pain that no longer responds to medicines, physiotherapy or injections

Points to know

Robotic assistance is a tool — the surgeon's experience and your rehabilitation still matter most.

  • The robot does not operate by itself; the surgeon performs the surgery.
  • It costs somewhat more than conventional surgery.
  • Not every patient needs it — conventional surgery also gives good results.
  • Long-term differences in implant life are still being studied.
  • Physiotherapy after surgery remains essential for a good outcome.

Recovery after robotic joint replacement

Most patients walk with support within a day and return to most daily activities in 4–6 weeks.

Day 0
Surgery day

Surgery usually takes 60–90 minutes per joint.

Day 1
24 hours

Stand and walk a few steps with support.

Day 2–3
Hospital discharge

Walk with a walker and go home.

Week 2
Stairs & routine

Manage stairs and light daily routine.

Week 4–6
Active life

Drive, walk longer distances, return to desk work.

Week 8–12
Recovery

Return to travel and most activities, as advised.

Robotic joint replacement cost in Delhi

About ₹2.75 – ₹3.5 lakh per joint, depending on the implant, hospital and complexity — usually covered by insurance.

ProcedureEstimated cost
Robotic Knee Replacement (single)₹2.75 – ₹3.5 lakh
Robotic Knee Replacement (bilateral)₹5.5 – ₹7.0 lakh
Robotic Hip Replacement₹2.75 – ₹3.5 lakh
About the Surgeon

Dr. Dhananjay Gupta — Robotic Joint Replacement Surgeon

With over 30 years of orthopaedic experience and 15,000+ joint surgeries, Dr. Dhananjay Gupta is trained in robotic-assisted joint replacement and performs robotic total knee, partial knee and total hip replacements at Fortis Hospital, Vasant Kunj. He sees patients from Delhi, Gurgaon, Noida, Faridabad and Ghaziabad.

30+ years
Clinical experience
15,000+
Joint surgeries performed
Robotic-trained
Knee & hip replacement
Fortis
Vasant Kunj, New Delhi
Read Full Profile
Dr. Dhananjay Gupta — robotic joint replacement surgeon, Delhi
Google Reviews

What Patients Say

Reviews left by patients on Dr. Dhananjay Gupta's Google Business Profile.

"Dr. Dhananjay Gupta is an excellent doctor who did my knee replacement robotic surgery recently. He is a very pleasant and patient doctor — who answered all our queries calmly and never made us feel rushed."

Anuradha Mahajan
Google review

"I got my ACL reconstruction surgery done by Dr. Dhananjay after having to meet a lot of doctor's in Delhi. He seemed the most knowledgeable and approachable, never shy of answering an questions."

Nikit Vaswani
Google review

"I had an ACL and meniscus tear and needed surgery, and meeting Dr. Dhananjay immediately put me at ease. He explained the entire procedure so clearly that all my nerves settled, and his friendly, reassuring nature made me confident that I …"

Niharika Parwal
Google review

"We had an excellent patient experience with Dr.Dhananjay. His kind, smiling, encouraging consultation creates a therapeutic effect on the patient."

Ashwini K Sarna
Google review

"I recently visited Dr Dhananjay and it was wonderful experience. His calm and friendly approach made me feel comfortable throughout the consultation. He patiently listened to explain every detail in a clear and professional manner."

Jitendra Dave
Google review

"An excellent doctor. Very humble and polite with his patients. Takes extra care to explain things patiently and in freat detail"

Manisha Arora
Google review

Frequently Asked Questions

Clear, doctor-approved answers to the questions patients ask us most.

Discuss Your Joint Problem

Book a consultation with Dr. Dhananjay Gupta at Fortis Hospital, Vasant Kunj.

+91 98102 89777
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