Outcomes of 11 cats with Achilles tendon (AT) rupture repair treated with a synthetic ultra-high-molecular-weight polyethylene (UHMWPE).
Bohin C, Reinsch G, Vedrine B, Ragetly G, Buttin P, Venter FJ, Deacon J, Bernard F · Veterinary Surgery · 8 April 2026
UHMWPE implant repair without rigid immobilization achieves successful functional recovery in feline AT ruptures.
This retrospective multicenter study evaluated outcomes of Achilles tendon (AT) rupture repair in 11 cats (13 limbs) using a synthetic ultra-high-molecular-weight polyethylene (UHMWPE) implant without transarticular fixation. All injuries involved the tendino-osseous junction, with 53.8% being complete ruptures. No intraoperative complications occurred. External coaptation was applied to 69.2% of limbs for a median of 6 weeks. Short-term follow-up revealed one calcaneal fracture due to implant malposition and one surgical site infection. Long-term follow-up (median 18.5 months) demonstrated functional recovery and normal tarsal motion in 11 of 12 limbs. The authors concluded that UHMWPE implant repair without rigid immobilization provides a reliable surgical option for feline AT rupture, achieving functional limb restoration with minimal postoperative complications and potentially reducing the need for external fixation.
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