Computer Navigation Knee Replacement Surgery in Jaipur
Computer navigation surgery uses sophisticated sensor technology and real-time computer guidance to help Dr. Dubay achieve precise implant alignment during knee replacement. This technology eliminates the guesswork from implant positioning, resulting in better long-term outcomes and more natural-feeling knees for patients.
Forbes World Record
Most surgeries in a single day
24,000+ Surgeries
Successful joint replacements
16+ Years Experience
Expert orthopaedic care
Health Minister Award
3 consecutive years
What is Computer Navigation Surgery?
Computer navigation surgery, also called computer-assisted surgery (CAS), uses a specialised computer system with infrared sensors and trackers attached to the patient's bones during surgery. The system creates a real-time map of the patient's knee and tracks the surgical instruments continuously. As Dr. Dubay performs each step, the computer provides immediate feedback on the alignment, rotation, and balance of the implant components. This allows adjustments to be made during surgery rather than after, ensuring the final implant position is optimal for that specific patient's anatomy. Studies consistently show that computer navigation improves implant alignment accuracy from approximately 70-75% (with traditional surgery) to over 95%. Better alignment means more natural knee movement, more even wear on the implant surfaces, and potentially longer implant life.
How Computer Navigation Works During Surgery
- 1Small bone trackers are attached to the thigh bone and shin bone through tiny incisions
- 2The computer system is calibrated to the patient's specific knee anatomy
- 3As Dr. Dubay works, infrared sensors track every movement of the surgical instruments in real time
- 4The computer screen shows precise measurements of alignment, rotation, and balance
- 5Bone cuts are made with continuous computer feedback ensuring optimal angles
- 6Implant components are tested virtually on the computer before final placement
- 7Final implant position is confirmed by the navigation system before the incision is closed
- 8Bone trackers are removed and wounds are closed
Benefits of Computer Navigation Surgery
Precise Alignment
Over 95% alignment accuracy versus 70-75% with traditional surgery
No Intramedullary Rods
Eliminates the need for rods inserted into the thigh bone, reducing blood loss and fat embolism risk
Real-Time Feedback
Dr. Dubay sees exact measurements throughout surgery and can make adjustments before closing
Longer Implant Life
Properly aligned implants wear more evenly, potentially lasting 25+ years
Patient-Specific Planning
The system adapts to each patient's unique anatomy rather than using average measurements
Reduced Blood Loss
More precise cuts mean less bone and tissue disruption, resulting in less bleeding
Why Choose Dr. Dheeraj Dubay?
- ✓Trained and experienced in computer navigation surgery techniques
- ✓Uses navigation for complex cases where standard techniques carry higher risk of misalignment
- ✓Combines navigation technology with Zero technique for optimal precision and fast recovery
- ✓One of limited surgeons in Rajasthan with advanced computer navigation expertise
- ✓24,000+ surgeries provide the baseline experience that makes technology use most effective
Who Benefits Most from Computer Navigation?
You may be a good candidate if you have:
- •Patients with significant knee deformity (severe varus or valgus alignment)
- •Younger patients (under 65) where implant longevity is particularly important
- •Patients with complex anatomy that makes standard techniques less reliable
- •Patients who have had previous knee surgery making standard alignment difficult
- •Patients with osteoporosis where bone quality makes standard rod insertion risky
This may not be ideal if you have:
- •Very straightforward cases where navigation adds time without significant benefit
- •Patients unable to tolerate the small additional surgical time required for tracker placement
Recovery After Computer Navigation Surgery
Day 1
Same as Standard Protocol
Recovery begins with Dr. Dubay's Zero technique — walking within 24 hours. Computer navigation does not extend recovery time.
Week 1-2
Home Recovery
Walking with a frame, physiotherapy exercises, pain well controlled. Small additional wounds from tracker sites heal quickly.
Month 1-3
Normal Recovery
Recovery follows the same timeline as standard knee replacement. The benefit of navigation is seen in the long-term — better alignment means better long-term function.
Year 1-20+
Long-Term Benefit
The precision of navigation shows in the long term — more natural knee movement, less wear, and potentially longer implant life.
Frequently Asked Questions
Computer navigation uses sensors and a computer screen to guide the surgeon but the surgeon's hands perform all movements freely. Robotic surgery uses an actual robotic arm that physically assists and constrains movement within pre-planned boundaries. Both are superior to traditional surgery — robotic surgery is generally considered more advanced and precise.
Related Procedures
Ready to Walk Without Pain?
Book a consultation with Dr. Dheeraj Dubay today. Available at Shalby Hospital Vaishali Nagar and Dr. Dubay Hip & Knee Clinic, Vidhyadhar Nagar, Jaipur.