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Weekly News, Analysis, and Commentary

Large Joints Features & News

Dunbar, Cameron Debate Modular Necks

Image created by RRY Publications, LLC
Image created by RRY Publications, LLC

“No modular necks for routine primary hip arthroplasty!” argues Michael Dunbar. “We have no proof of superiority and there is an increased risk of fracture and fretting, ion debris, etc.” Hugh Cameron counters, “Look, I’ve done more than 350 cases with no incidents of delayed metal hypersensitivity and no pseudotumors.”

Hofmann, Callaghan Debate the Posterior Stabilized Knee

Image created by RRY Publications, LLC
Image created by RRY Publications, LLC

“I haven’t saved a cruciate ligament in the last five years. It’s more difficult and less predictable. It’s more forgiving to take the PCL,” argues Aaron Hofmann. “A recent study found that ROM was better with the posterior stabilization,” counters John Callaghan. “And Chit Ranawat has had a 95% satisfaction rate with a PS knee…no revisions at 10 years.”

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Dunbar, Berend Debate the All Poly Tibia

Image created by RRY Publications, LLC
Image created by RRY Publications, LLC

“It’s undeniable that the all poly tibia is cheaper,” argues Mike Dunbar. “And there is no backside wear, more poly for the same tibial resection, better RSA data, and better survivorship.” “I agree that all poly components are equal to well-designed monoblock designs,” counters Mike Berend. “But caution…it’s design and technique sensitive.”

Zippers Instead of Sutures? This is Cool.

Surgical Skin Closure / Courtesy: Jack Farr, M.D. , David A. Fisher, M.D., and OrthoIndy
Surgical Skin Closure / Courtesy: Jack Farr, M.D. , David A. Fisher, M.D., and OrthoIndy

Two physicians from OrthoIndy, with no financial ties to the manufacturer, have been “zipping” instead of sewing for a while. Patients seem to like it better—including one patient who is both one of the physicians and co-author of this article. This is pretty cool stuff.

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