This looks really promising: 

An implant that allows a person with type 1 diabetes to produce their own insulin automatically in response to changing glucose levels. We know it will take many years to research and approve, but this is a fantastic start. 

Fingers crossed ...

https://www.jdrf.org.uk/news/latest-news/breaking-news-encapsulated-stem-cells-implanted-in-to-person-with-type-1-diabetes-for-first-time

Breaking news: Encapsulated stem cells implanted in to person with type 1 diabetes for first time

www.jdrf.org.uk

JDRF partner company ViaCyte has announced the first successful implant of its islet encapsulation system into a person with type 1 diabetes.