NovoTwist needle has a novel bayonet fitting that allows simple ‘just twist’ attachment and detachment to compatible pens. Conventional screw thread needles can be difficult to attach for those with limited manual dexterity. An audible and tactile ‘click’ confirms attachment of the needle. When used with FlexPen,three out of four patients prefer NovoTwist to conventional needles, and patients find NovoTwist easier to use. NovoTwist comes in 5 mm (32G Tip) and 8 mm (30G) versions.