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Limb amputation in animals can significantly improve their quality of life; however, it can also lead to compensatory changes in their musculoskeletal system that require management.
Limb amputation in animals can significantly improve their quality of life, particularly in cases where the animal is already non-weight-bearing on the affected limb due to disease, injury, or congenital issues. While many veterinarians and pet health professionals agree that animals adjust well to amputation because they have three remaining limbs, it is essential to recognise the compensatory changes that occur in their musculoskeletal system. These changes can lead to imbalances, altered gait, and potential long-term complications.
The Impact of Amputation on Gait and Posture
Amputation significantly affects an animal’s gait pattern, posture, muscle recruitment, and overall function. While a pet may initially seem to cope well, over time, the redistribution of weight and changes in balance can lead to compensatory injuries.
1. Front limb amputations
Front limb amputations pose particular challenges, as animals naturally carry around 60% of their body weight on the front limbs. To compensate, the remaining front limb shifts more toward the midline, and the animal may adopt a hunched posture by drawing in the hind limbs for extra balance and propulsion. This altered posture can lead to strain on the spine and remaining limbs.
My own dog Chevy 6 months post front limb amputation
2. Hind limb amputations
Hind limb amputations still require compensatory changes, but the effects are often less pronounced than in front limb amputations. However, overloading of the remaining limb can still lead to joint stress and early arthritis.
There is only so much strain and overload that a body can tolerate, and while amputation may provide relief in the short term, long-term management strategies should be considered.
Assistive Devices: Options and Considerations
Several assistive devices are available to help ease the challenges of limb loss in animals, and each has its benefits and potential drawbacks.
The Role of 3D Printing in Assistive Mobility Devices
A promising advancement in mobility support comes from 3D Pets, a U.S.-based company specialising in customised mobility solutions for animals. 3D Pets has developed innovative, lightweight, and custom-fitted prosthetics and wheelchairs tailored to each animal’s unique needs.
Customisation: Unlike traditional one-size-fits-all solutions, 3D Pets’ devices are designed specifically for an individual pet’s body structure and gait pattern.
Comfort and Fit: By using precise scanning and 3D printing techniques, these devices minimise discomfort and reduce the risk of pressure sores or imbalances
Improved Functionality: The designs enable a more natural range of motion, allowing animals to move with greater ease and stability.
3D Pets aims to bring animal mobility devices into the 21st century, benefiting all dogs. You can check out their advanced 3D Printed Full-Limb Canine Prosthetic and carts on their website. They also offer Custom Jacket Prosthetics and Wheelchairs specifically designed for pets with front limb issues, providing tailored support and mobility solutions.
As a part of the 3D Pets growing PAWvider network, I can also assist you with the process. You can contact me via email here or call me on 0419 824 937.
Amputations can be lifesaving but come with challenges
Amputation can be a lifesaving and life-improving procedure for many pets, but it comes with long-term considerations. Understanding the biomechanical changes that occur after amputation is essential to ensure animals receive the best possible care. Assistive devices, such as prosthetics and wheelchairs, can significantly improve mobility; however, they also have limitations and require careful selection and adaptation.
As veterinary technology continues to evolve, advancements such as 3D-printed mobility aids offer exciting possibilities for improving the lives of amputee pets. By staying informed and considering all options, pet owners and professionals can work together to ensure the best outcomes for these resilient animals.
Over a 35-year veterinary nursing career, Gillian Shippen developed a special interest in animal behaviour enrichment and in 2006 began her business Pets Need A Life Too, dedicated to behaviour enrichment. In 2012 after recognising a growing need in the pet industry, she incorporated mobility aids and in 2020, established HandicappedPets Australia. She believes that pets are family and whether disabled, injured and/or elderly, they deserve to live a happy and healthy life. HandicappedPets Australia offers the largest online selection of products to improve animal mobility. Gillian works with veterinary teams and pet owners to help keep pets mobile, safe, healthy, and ready to enjoy life! Be Happy. Be Together. Be Amazed. Be Moving. Be the Next Miracle.
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