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knee surgery
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Joint Preservation
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When is it too late for cartilage repair?
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Miss Sophie Harris
9/6/2026
When is it too late for cartilage repair?
Once cartilage loss becomes generalised and surfaces contact bone, no restoration procedure works; repair is viable only for focal defects.Once cartilage loss becomes generalised and surfaces contact bone, no restoration procedure works; repair is viable only for focal defects.
Choosing ACI, MACI or single‑stage cell surgery
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Miss Sophie Harris
2/6/2026
Choosing ACI, MACI or single‑stage cell surgery
ACI and MACI are two-stage repairs for localised full-thickness cartilage defects, while single-stage techniques place cells or cell-rich material into the defect in one operation. MACI has the strongest long-term follow-up, but single-stage methods still rest mainly on smaller, less comparable series.ACI and MACI are two-stage repairs for localised full-thickness cartilage defects, while single-stage techniques place cells or cell-rich material into the defect in one operation. MACI has the strongest long-term follow-up, but single-stage methods still rest mainly on smaller, less comparable series.
Choosing joint preserving surgery before knee replacement
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Miss Sophie Harris
29/5/2026
Choosing joint preserving surgery before knee replacement
One-compartment knee wear does not automatically mean replacement is next: bracing, osteotomy and focal cartilage repair can reduce pain and delay arthroplasty when alignment and damage remain localised. Microfracture is now usually limited to very small defects, while AMIC, MACI, OATS and OCA are chosen by lesion size, depth and…One-compartment knee wear does not automatically mean replacement is next: bracing, osteotomy and focal cartilage repair can reduce pain and delay arthroplasty when alignment and damage remain localised. Microfracture is now usually limited to very small defects, while AMIC, MACI, OATS and OCA are chosen by lesion size, depth and joint health.
Which knee cartilage repair fits your situation
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Miss Sophie Harris
22/5/2026
Which knee cartilage repair fits your situation
Knee cartilage repair choice is driven by defect size, bone involvement and whether treatment is single-stage or staged. OATS or mosaicplasty uses the patient's own osteochondral plugs for small focal defects of roughly 1 to 4 cm², while OCA uses donor tissue when the defect is larger, post-traumatic or involves…Knee cartilage repair choice is driven by defect size, bone involvement and whether treatment is single-stage or staged. OATS or mosaicplasty uses the patient's own osteochondral plugs for small focal defects of roughly 1 to 4 cm², while OCA uses donor tissue when the defect is larger, post-traumatic or involves significant bone loss. AMIC is a single-stage marrow stimulation with a collagen membrane; MACI takes two stages but has 15- to 17-year follow-up data, while head-to-head AMIC-vs-MACI ev...
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