A connected colostomy bag crossed Riot’s news desk this week, called the Ostom-i and made by 11 Health, using sensors from Flexpoint. But while colostomy bags are hardly our usual kettle of fish, the numbers including in the release struck us – claiming that the market for these connected bags was set to hit $3.4bn by 2021. This got us thinking about the wider connected medical device market, which is slowly embracing the kinds of IoT technologies that enable better patient monitoring, and ultimately, an improved quality of life for these patients. The Ostom-i alert sensor uses Bluetooth to send data from a sensor that connects to a patient’s ostomy bag, which monitors how full the bag is to ensure…