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Custom Fit or Patient Specific Knee Replacement Surgery in Gurgaon by Dr Jayant Arora.
- 1. Patient Matched Knee Replacement or Custom Fit Knee Replacement at Gurgaon Knee and Shoulder Clinic Further information at gurgaonkneeandshlolderclinic.com
- 2. DR. JAYANT ARORA MS(ORTH), DNB(ORTH), MRCS(UK) Fellowship in Joint Replacement and Arthroscopy, Newcastle,UK Senior Consultant Orthopedics and Joint Replacement Surgeon Columbia Asia Hospital, Palam Vihar Gurgaon Knee and Shoulder Clinic 570/ Sector 56, Gurgaon www.gurgaonkneeandshoulderclinic.com
- 4. What is it? • Patient matched disposable total knee replacement cutting blocks designed using the patient’s anatomy • Utilizes preoperative MRI and full-leg X-Ray • Based off the gold standard of mechanical axis alignment ™Trademark of Smith & Nephew.
- 5. VISIONAIRE instrumentation vs standard TKA • Reduces surgery time and set up by eliminating 20-22 surgical steps from a standard TKA* *Source: GENESIS™ II Surgical Technique. Standard cutting blocks should be available for back-up. ™Trademark of Smith & Nephew.
- 6. VISIONAIRE instrumentation vs standard TKA • Reduces sterilization due to less instruments required for surgery Standard TKA VISIONAIRE instrumentation ™Trademark of Smith & Nephew.
- 7. VISIONAIRE instrumentation vs standard TKA • Eliminates need to violate the intramedullary canal, reducing blood loss and complications from fat emboli *Source: GENESIS™ II Surgical Technique. ™Trademark of Smith & Nephew.
- 8. VISIONAIRE instrumentation vs standard TKA • Improves alignment and sizing by using computer generated images of the patient’s anatomy to determine bone cuts, and implant positioning preoperatively *Source: GENESIS™ II Surgical Technique. ™Trademark of Smith & Nephew.
- 9. Who benefits? Surgeons • More efficient surgery – less number of instruments and trays • Greater accuracy – preop determination of alignment and sizing • Increase in patient satisfaction – less traumatic surgery Hospitals • Cost savings – less number of instruments and trays to clean and sterilize • Inventory reduction – less number of trays to store and maintain • Increase in orthopaedic surgeries – market technology to patients in local and regional campaigns Patients • Less invasive procedure – no violation of the intramedullary canal • Faster surgery – leads to less blood loss and anesthesia use • A faster return to life's activities is possible – faster and more productive recovery ™Trademark of Smith & Nephew.
- 10. System Flexibility This technology is patient specific and surgeon specific • Cutting blocks built based on patients anatomy and deformity • Surgeon’s surgical preference set specifically for each surgeon Intra-operative flexibility includes: • Downsize/Upsize • Additional Distal Femoral/Proximal Tibial Cut • Larger poly insert due to ligament releases ™Trademark of Smith & Nephew.
- 11. Step 1: Doctor’s office enters patient specific information and schedules patient MRI and full leg X- Ray ™Trademark of Smith & Nephew.
- 12. Surgeon Preferences Femur • Varus/valgus alignment • Flexion • External Rotation • Distal femoral resection • Size and AP placement Tibia • Varus/valgus alignment • Posterior slope • External rotation • Proximal tibial resection • Size and Placement ™Trademark of Smith & Nephew.
- 13. Step 2: Patient completes full leg X-Ray and MRI scan and patient images are uploaded to secure website ™Trademark of Smith & Nephew.
- 14. Step 3: Smith & Nephew engineer receives images via secure website and design work begins on patient matched instrumentation MRI Scan Full Leg X-Ray ™Trademark of Smith & Nephew.
- 15. Step 4: Patient specific 3D bone models are created ™Trademark of Smith & Nephew.
- 16. Step 5: Instrumentation designed to patient specific anatomical features Step 6: Preop plan generated ™Trademark of Smith & Nephew.
- 17. Preop plan – femur ™Trademark of Smith & Nephew.
- 18. Preop plan – tibia ™Trademark of Smith & Nephew.
- 20. Step 7: Patient matched cutting blocks are manufactured ™Trademark of Smith & Nephew.
- 22. Step 8: Sterile blocks sent for patient surgery Patient and Surgeon names are mentioned on blocks
- 23. Advantages Improved alignment and implant positioning Reduced surgical steps Reduced surgery time– less blood loss No Need to open the medullary canal– Less risk of fat embolism and less blood loss Better function and quick recovery Better than Computer navigation surgery