Although there has been considerable progress in distributed manufacturing of open-source designs for mobility aids, there is a notable lack of affordable, open-source crutches. Crutches are a vital t
A three-dimensional printing method is disclosed herein， the method comprising: applying a building material; Applying a light-colored fusing agent comprising metal oxide nanoparticles dispersed in a
Although there has been considerable progress in distributed manufacturing of open-source designs for mobility aids, there is a notable lack of affordable, open-source crutches. Crutches are a vital t
