Tandem Diabetes Care Inc.’s t:Slim is the only FDA-approved touchscreen insulin pump. The pump offers portability; it can be carried in the user’s pocket.

Tandem Diabetes Care Inc.’s t:Slim is the only FDA-approved touchscreen insulin pump. The pump offers portability; it can be carried in the user’s pocket.

After five years spent developing the t:slim Insulin Pump, San Diego-based Tandem Diabetes Care Inc...