1) Insulin therapy 
An insulin injection device the size of a pen that includes a needle attached to a vial of insulin. It can be used instead of syringes for giving insulin injections.
An insulin pen is used to inject insulin for the treatment of diabetes. Insulin is a hormone produced by the pancreas. It is composed of an insulin cartridge (integrated or bought separately) and a dial to measure the dose, and is used with disposable pen needles to deliver the dose. It was introduced and marketed as Novopen by the Danish company ...
a device for injecting insulin that looks like a fountain pen and holds replaceable cartridges of insulin. Also available in disposable form.
a device for injecting insulin that looks like a fountain pen and holds replaceable cartridges of insulin. Also available in 
A device used to inject insulin.
A device for injecting insulin that looks like a fountain pen and hold replaceable cartridges of insulin. Also available in disposable form.
A device for injecting insulin that looks like a fountain pen and holds replaceable cartridges of insulin. Also available in disposable form.
An insulin injection device the size of a pen that includes a needle and holds a vial of insulin. It can be used instead of syringes for giving insulin injections.
Insulin injection device that looks like a pen. It can be disposable or reusable.
A device for injecting insulin that looks like an ink pen. Insulin pens either hold replaceable cartridges of insulin or are disposable and prefilled.
A device for injecting insulin that holds replaceable cartridges of insulin. Also available in disposable form.
an insulin delivery method that looks like a writing pen.
A device for injecting insulin that holds replicable cartridges of insulin.