When do you waste unused aligners, and how can you avoid it?

• 1.Doomen RA, Aydin B, Kuitert R. Mogelijkheden en beperkingen van orthodontische behandeling met clear aligners. Een verkenning [Possibilities and limitations of treatment with clear aligners. An orientation]. Ned Tijdschr Tandheelkd. 2018 Oct;125(10):533–40. Dutch. doi: 10.5177/ntvt.2018.10.18131.
• 2.Haouili N, Kravitz ND, Vaid NR, Ferguson DJ, Makki L. Has Invisalign improved? A prospective follow-up study on the efficacy of tooth movement with Invisalign. Am J Orthod Dentofacial Orthop. 2020 Sep;158(3):420–25. doi: 10.1016/j.ajodo.2019.12.015. Epub 2020 Jun 30.
• 3.Blundell HL Dr, Weir T Dr, Kerr B Dr, Freer E Dr. Predictability of overbite control with the In- visalign appliance. Am J Orthod Dentofacial Orthop. 2021 Nov;160(5):725–31. doi: 10.1016/j.ajodo.2020.06.042. Epub 2021 Aug 7.
• 4.Thirumoorthy SN, Gopal S. Is remote monitoring a reliable method to assess compliance in clear aligner orthodontic treatment? Evid Based Dent. 2021 Dec;22(4):156–7. doi: 10.1038/s41432-021-0231-x. Epub 2021 Dec 16. Erratum in: Evid Based Dent. 2022 Mar;23(1):5.
• 5.Papadimitriou A, Mousoulea S, Gkantidis N, Kloukos D. Clinical effectiveness of Invisalign® orthodontic treatment: a systematic review. Prog Orthod. 2018 Sep 28;19(1):37. doi: 10.1186/s40510-018-0235-z.
• 6.Align Technology. Who we are. 2022. [cited 2022 Aug 27]. Available from: https://www.aligntech.com/about#who.
• 7.Envista. Environmental, social, and governance report. 2022. [cited 2022 Aug 27]. Available from: https://envistaco.com/en/sustainability.
• 8.Institut Straumann. Sustainability. 2022. [cited 2022 Aug 27]. Available from: https://www.straumann.com/group/en/home/about/sustainability.html.
• 9.Align Technology. Corporate social responsibility. 2022. [cited 2022 Aug 27]. Available from: https://www.aligntech.com/abou/corporate_social_responsibility.