By Jon Swenson, MD, FAAOS What are the differences between the medial subvastus approach, the quad-sparing approach, the Southern approach, the Lightning Knee, and the Jiffy Knee for knee replacement? Based on my research, I believe all five are essentially the same thing. Contrary to some claims, the subvastus approach is not new, but has more recently garnered new … [Read more...] about Advantages of the Subvastus Approach in Total Knee Replacements