Tuesday, August 01, 2006

Equine amputee puts her best foot forward

If cats do indeed have nine lives, Sweet Nothing is living proof that horses have at least three.

Sweet Nothing

Saved first from the slaughterhouse, then from a devastating leg injury that veterinarians said called for euthanasia, the small bay mare is now one of a handful of horses in the world to sport a customized prosthetic limb after her bad hind leg was amputated below the hock.

Ron Handkamer, a partner with Colman and the former chief prosthetist at the Calgary General Hospital, said he had been asked about prosthetics for sheep and even created one for a flamingo at the city's zoo, but never for a horse.

Mr. Handkamer and his team applied the techniques used to fit people and modified the limb to bring the horse's centre of gravity to the proper position.

They created a heavy-duty, weight-bearing stainless steel prosthesis (titanium is generally used for human prosthetics), but applied the same epoxy resin to laminate the socket in order to absorb pressure. A hockey puck, which had the required density, was used at the bottom of the fake hoof.

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