Check out the educational video about OI that the Swiss OI-organization Schweizerische Vereinigung Osteogenesis Imperfecta has created. The video explains the basics about OI as a collagen defect, diagnosis and treatment. It’s available in 2 languages:

German: https://youtu.be/i44KElsuaPs
French: https://youtu.be/GVZ_L1No7pg