“Living a happy and healthy life” is an ideal for everyone. Unfortunately, the increments of unpredictable accidents, cancers and other infectious diseases harm the human beings. It is therefore important to invest in developing new treatments, therapies and instruments that support the wellbeing of patients. Researchers from Chula Engineering have a large history of research in developing technologies in the medical area such as the biomaterials for tissue engineering and drug delivery applications, and artificial biomechanical prosthetic human legs. Not only for the human, Chula Engineering has also concerned the health of your beloved pets. The rollator for dogs with disabilities both back legs has been built considering your pets’ anatomy and mechanics to efficiently support the movement during sitting, walking and crawling without damaging the inflamed wound.